Construction-Terms-14-Conveying-Systems Construction Dictionary Home Page: https://inspectapedia.com/Design/Construction-Dictionary.php ****** Result for Image/Page 1 ****** SECTION 14200 ALTERATION: Any change or addition to the equipment other than ordinary repairs or r ep lacements. ANNUNCIATOR, CAR: An electrical device in the car which indicates visually the land— ings at which an elevator landing signal registering device has been actuated. AUTOtüTIC TRANSFER DEVICE: A trechanism which automatically moves a load consisting of a cart, tote box, pallet, wheeled vehicle, box or similar object to and from the plat— form to the material lift or dumbwaiter. BANK OF ELEVATORS: A group of two or mre elevators in adjacent hoistways; or a group of elevaurs with entrances facing onto a conunon corridor. BANK OF PUSH BUTTONS: A grouping of push buttons in a cormon mounting frame or panel. BAR LOCK: A manually operated, vertica Ily sliding, steel bar fastened to the hoist— way side of either swing type or horizon— tally sliding type hoistway door panels to lock them in the closed position. BI-PARTING DOOR: A vertically sliding or a horizontally sliding door, consisting of two or IIDre sections so arranged that the sections or groups of sections open away from each other and so interconnected that all sections operate simultaneously. BUFFER: A device designed to stop a des— cending car or counterweight beyond its normal limit of travel by storing or by absorbing and dissipating the kinetic energy of the car of munterweight. (Also see: Oil Buffer and Spring Buffer) . BUMPER: A device, other than an Oil or spring buffer, designed to stop a desp cending car or counterweight beyond its normal limit of travel by absorbing the impac t. CAB: A self—contained enclosure mounted on the elevator platform, within which pas- sengers and loads are carried. CAGE: A cab—like enclosure, mounted on the elevator platform of tempor ary elevators , in which passengers and loads are carried. CAPACITY: The 11E*imum rated load, measured in pounds, that an elevator is designed and installed to lift at the rated speed. CAR, ELEVANR: The load—carrying unit includ— ing its platform, car frame, enclosure (cab) and car door or gate that moves through the hoistway. CAR DOOR OR GATE ELECTRIC CONTACT: An elec- trical device, the function of which is to prevent operation of the driving machine by the normal operating device unless the car door or gate is in the closed position. 14200 ELEVATORS CAR DOOR OR GATE POWER CLOSER: A device. or assembly of devices which closes a manually opened car door or gate by power other than by hand, gravity, springs or the movement of the car. CAR DOOR OR GATE, POWER CLOSER: A door or gate which is closed by a door or gate power operator. CAR ENCLOSURE: The top and the walls of the car resting on and attached to the car plat— form. CAR FRAME ( SLING) : The supporting frame to which the car platform, upper and lower sets of guide shoes, car safety and the hoisting ropes or hoisting—rope sheaves, or the plunger of a direct plunger elevator are attached. CAR FRAME, OVERSLUNG: A car frame with the hoisting—rope fastenings or hoisting—rope sheaves attached to the crosshead or two members of the car frame. CAR FNME SUB-POST: A car frame all of whose members are located below the car platform. CAR FRAME, UNDERSLUNG: A car frame to which the hoisting—rope fastenings or hoisting— rope sheaves are attached at or below the car plat form. CAR PATFORM: The structure which forms the floor of the car and which directly supports the load . CAR PLATFORM--LAMINÄTED: A self-supporting platform constructed of plywood with a steel sheet facing on both top and bottom surfaces. CAR PLATFORM FRAME: A structural frame, com- posed of interconnecting members, which supports the car platform floor. CLEARANCE, BOTTOM CAR: The clear vertical dis- tance from the pit floor to the lowest struc— tural or mechanical part, equipment or de— vice installed beneath the car platform, except guide shoes or rollers, safety jaw assemblies and platform aprons or guards, when the car rests on its fully compressed buffers . CLEARANCE, CAR: The shortest vertical dis- tance between the top of the car crosshead, or between the top of the car where on cros s— head is provided, and the nearest part of the overhead structure or any other obstruc— tion when the car floor is level with the top terminal landing . CLEARANCE, TOP COUNTERWEIGHT: The shortest vertical distance between any part of the counterweight structure and the nearest part of the overhead structure or any other ob— struction when the car floor is level with the bottom terminal landing . ****** Result for Image/Page 2 ****** SECTION 14200 COMPENSATING-ROPE SHEAVE SWITæ: A device which automatically causes the electric poær to be removed fron the elevator driving—machine motor and brake smen the compensating sheave approaches its upper or Ioær 1 imit of travel. COMPENSATION : The use of wire ropes or chains, hung fron the underside of the elevator car to the underside Of the counterkeight, to counter— balance the shift in weight. COMPOUND ROPING: An elevator ho isting rope ar— rangement where the ropes do mve at the same linear speed as ele elevator car. CONTROL: The system governing the starting , stopping, direction of m tion, acceleration, speed and retardation of Ehe moving members. (Do not confuse with nopera tion" which is de— fined as the method of actuating the control) . I. Control, Generator—Field: A systza of control which is accomplished by the use of an indiv idual generator for each elevator or durabwaiter wherein the voltage applied to the driving—machine motor is adjusted by varying the strength and direction of the generator field. 2 . Control, Multi—VOItage: A system of control which is acconplished by impressing successively on the armature of Üie driving— machine rotor a number of substantially fixed voltages such as may be obtained from mul ti—commutator generators common to a group of elevators. 3. Control, Rheostatic: A system of control which is accomplished by varying resistance and/or reactance in the armature and/or field circuit of the driving—machine motor. 4. control, Single—Speed Alternating Current: A con for a driving—machine induction mo— tor which is arranged to run at a single spe ed. 5. Control, Static : A control systzn in which control functions are performed by solid state devices. 6. control Tw—Speed Alternating Current: A con trol for a two—speed driving—machine induction rotor which is arranged to run at two different synchronous speeds by connect— ing the motor windings so as to obtain differ— ent numbers of poles. CONTROLLER: A device or group of devices which serves to control in a predetermined manner the apparatus to which it is connected. COUNTERWEIGHT: A calculated weight, installed at the end Of the hoisting rope opposite the ele— va tor car to balance the weight of the car and thereby facili tate motion . CROSSHEAD: The top horizontal member of a car frame . 14200 ELEVATORS CYLINDER WELL: The outer casing extend-. ing below the pit bottom that receives the hydraulic cylinder of the hoisting unit of a hydraulic elevator. DEFLECTION SHEAVE: A grooved sheave to direct hoisting ropes to the desired location in the hoistway•. DISPATCHING DEVICE, ELEVATOR AUTOMATIC: A device, the principal function of (I) Operate a sig— which is to either : nal in the car to indicate when the car should leave a design ated landing , (2) Actuate its starting mechanism when the car is at a designated landing. DOOR OR GATE, CAR OR HOISTWAY: The movable portion of the car or hoistway entrance which closes the opening providing access to the car or to the landing. (1) Door, Bi—parting: A vertical Y slid— ing or a horizontally sliding door, con— sisting of tw or more sections so ar— ranged that the sections or groups of sections open away from each other and so interconnected that all sections op— era te simul taneously. (2) Door or Gate Closer : A device which closes a hoistway door or a car door or gate by means of a spring or gravity. (3) Door or Gate, Power—operated: A hoistway door or a car door or gate which is opened and closed by a door or gate power—opera tor. (4) Door or Gate power Operator : A device or assembly of devices which opens a hoistway door and/or a car door or gate by power other than by hand, gravity , springs or the movement of the car, and which closes them by power other than by hand, gravity or the of the car . (5) Door or Gate, Self—Closing: A man— ua11y opened hoistway door or a car door or gate which closes when released. (6) Door or Manually Operated: A hoistway door or car door or gate which is opened and closed by hand. DOOR INTERLOCK: A device having two related and ülterdependent functions : (I) TO pre— vent operation of the driving machine by the normal operating device unless the hoistway door is locked in t.he closed po— si tion, and (2) to prevent the opening of the hoistway door from the landing side unless the car is within the landing zone and is either stopped or being stopped . DOOR PROTECTIVE DEVICE: Device to prevent or restrict the closing of the door again— st passengers or other obstacles inthe en ance. ****** Result for Image/Page 3 ****** SEC'NON 14200 ELEVATOR: A hoisting and lowering mecha— nism equipped with an elevator car or platform that mves in fixed guides in a substan tially vertical direction, and which serves two or rrore fixed landings or floors of a building or structure. (1) Elevator, Freight: elevator pri— marily used for carrying freight and on which only the operator and the per sons necessary for unloading and loading the freight are permitted €0 ride. (2) Elevator, Gravity: An elevator utiliz— ing gravity to move the car. (3) Elevator, Hand: An elevator utilizing manual energy to move the car (4) Elevator, Multideck: An elevator hav— ing two or mre compartments located one irrunediately above the other . (5) Elevator, Observation: An elevator de— signed to permit exterior viewing by pass— engers while the car is traveling . (6) Elevator, Passenger: An elevator used priiaarii•z' to carry persons other than the operator and per sons necessary for loading and unloading. (7) Elevator, Power : An elevator utiliz— ing energy other than gravitational or manual to rnove the car . (a) Elevator, Electric: A power eleva— tor where the energy is applied by means of an electric driving ffÄchine . (b) Elevator, Hydraulic: A power eleva— tor where the energy is applied, by means of a liquid under pressure, in a cylinder equipped with a plunger or pi ston . (i) Elevator, Direct—Plunger: A hy— draulic elevator having a plunger or cylinder directly attached to the car frame or pla tform. (ii) Elevator, Electro—HydrauIic: A direct—plunger elevator where liquid is pumped under pressure directly into the cylinder by a pump driving by an electric mtor. Elevator, Maintained—pressure Hydra : A direct plunger ele— vator where liquid under pressure is available at all times for transfer into the cylinder . Elevator, Roped—Hydrau1ic: A hy— draulic elevator having its pis— ton connected to the car with wire rope s . ELEVAIORS landing in a sidewalk or other area ex#erior to a building and floors below the sidewalk or grade level. EMERGENCY STOP SWITCH: A device located in the car which, when manually operated, causes the electric power to be removed from the driving— machine motor and brake of an electric eleva— tor or from the electrically operated valves and/or pump mtor of a hydraulic elevator . The protective assembly which closes the hoistway enclosure openings normally used for loading and unloading. (1) Entrance, Horizontal Slide Type: An en— trance in which the panel (s) or door (s) slides horizontally. (2) Entrance, Swing Type: An entrance in which the panel (s) or door (s) swings around vertical hinges . (3) Entrance, Vertical Slide Type: An entrance in which the panel (s) or door (s) slides ver— ti cal Iy. ENTRANCE LOCKED OUT OF SERVICE: An entrance in which the h0istway door is mechanically locked by means other than the interlock to prevent the door being opened from the car side without keys or special equipment. GATE, SEMI-AUTOMATIC: A gate which is opened manually and which closes automatically as the car leaves the landing. GEARED TRACTION MACHINE: A traction type ele- vator hoisting machine in which the energy is transmitted from the motor to the driving sheave through gearing. GEARLESS TRACTION MACHINE: A traction type elevator hoisting machine, without interme— diate gearing, that has the traction sheave and the brake drum mounted directly on the shaft. GüIDF. u ILS: Metal rails that guide the ver— tical movement of the elevator car and coun— terweight. GUIDE SHOES : A sliding or rolling device mounted to the car frame or counterweight which follows in contact with the guide rail during elevator operation. Signal device for calling an ele— HALL BUTTON : vator to that floor . HALL IAN TERN: A signal device that illuminates to indicate arrival and direction of travel of an elevator . HOISTING >ACHINE: The power unit that applies the energy necessary to raise and lower an eleva tor . HOISTING ROPE: Rope from which an elevator car and counterweight are suspended, and by which the elevator hoisting machine raises and lowers the elevator car. (d) Elevator, Sidewalk: An elevator of the freight type for carrying material excl u— sive of automobiles and operating between a 14200 ****** Result for Image/Page 4 ****** : A vertical shafOay, including the pit, for the travel of one or rmre elevators that terminates at the underside of the over— head æchinery space floor or grating, or at the underside of the roof where the hoistway does not penetrate the roof. (I) Hoistway, Blind: The portion of a hoist— way which passes floors or other landings at which no normal landing entrances are provided. (2) Hoistway, multiple : A hoistway for m re than one elevator, dumbwaiter or nutezial lift. (3) Hoistway, Single: A hoistway for a single elevator, dumbwaiter or æterial lift. HOISTWAY ACCESS SWITCH: A switch, located at a landing, the function of which is to permit operation of the car with the hoistway door at this landing and the car door or gate open, in order to permit access to the top of the car or to the pit. HOISTWAY ENCLOSURE: The fixed structure, con- sisting of vertical wal Is or partitions, which isolates the hoistway from all other areas or from an adjacent hoistway and in which the doors and door assembl ies are in— stal led . HOISTWAY DOOR ELECTRIC CONTACT: An electrical device, the function of which is to prevent operation Of the driving machine by the ncr— operating device unless the hoistway door is in the closed position. HOISTWkY DOOR OR GATE LOCKING DEVICE: A device which secures a hoistway door or gate in the closed position and prevents it from being opened from the landing side except under cer— tain specified conditions . (1) H0istway Door Combination Mechanical Lock and Electric Contact : A combination raechani— cai and electrical device with two related, but entirely independent functions, which (a) To prevent operation of the driving are : machine by the normal operating device un— less the hoistway door is in the closed posi— tion, and (b) To lock the hoistway door in the closed position and prevent it from being opened from the landing side unless the car is within the landing zone . (2) H0istway Door Interlock: A device having two related and interdependent functions (a) TO prevent the operation of which are : the dr iving machine by the normal operating device unless the hoistæy door is locked in the closed position, and (b) TO prevent the opening of the hoistway door from the landing— side unless the car is within the landing zone and is either stopped or being stopped. (3) HOistway Gate Separate Mechanical Lock : A mechanical device the function of which is to lock a hoistway gate in the closed position after the car leaves a landing and prevent the gate from being opened from the landing side unless the car is within the landing zone . 14200 (4) H0istway Door Interlock Retiring Cam Device : A device which consists of a retractable cam with its actuating mechanism and t.'hich is entirely indepen— dent of the car door or hoi stway—door power operator. HOISTWAY UNIT SYSTEM: A series of hoist-way door interlocks, hoistway door electric contacts or hoistway door combination mechanical locks and electric contacts , or a combina tion thereof, the function Of which is to prevent operation of the driv— ing rachine by the normal operating de— vice unless all hoistway doors axe in the closed position and are locked in the closed position. HYDRAULIC DRIVING MACHINE: An elevator hoisting æchine in Which the energy is applied by means of a liquid under pres— sure in a cylinder equipped with a piston or plunger. INDEPENDENT OPERATION: A type of opera- tion whereby an automatic elevator can be operated only from the car buttons, and during this operation, all landing calls are unanswered, hall lanterns are inopera tive, and only stopping signals from the car are effective. LANDING: That portion of a floor, balcony or platform used to receive and discharge passengers or freight. (I) Landing, Bottom Terminal: The lowest landing served by the elevator or materi— al lift which is equipped with a hoist— way door provided with a hoistway door locking device which permits egress from the hoistway side. (2) Landing, Top Terminal: The highest landing served by the elevator or ma— terial lift which is equipped with a hoist— way door provided with a hoistway door locking device which egress from the hoistway side. (3) Landing, Unenclosed: A landing which is open to the atmosphere or is open to an interior court of a building. LANDING ZONE: A zone extending from a point eighteen inches below a landing to a point eighteen inches above the landing. LEVELING DEVICE, ELEVATOR CAR: Any mech- anism which will, either automatically or under the control of the attendant, move the car within the leveling zone toward the landing only, and automatically sto p it at the landing. (I) Where controlled by the at— NOTES : tendant by means of an up and down con— tinuous pressure switches in the car , this device is known as an inching de— vice" ****** Result for Image/Page 5 ****** SECTION 14200 c. I. Leveling Device, One—Way Automatic: A device which corrects the car level only in case of uxÉer—run of the car, but will not maintain the level during loading and unloading. 2. Leveling Device, Two—Way Automatic Maintaining : A device which corrects the car level on both under—run over—run, and maintains the level during loading and unloading. 3. Leveling Device, Tw—Way Automatic Non— maintaining : A device which corrects the car level on both under—run and over—run, but will not maintain level during loading and unloading. LEVELING ZONE: The limited distance above or below an elevator landing within which the leveling device is permitted to cause movement of the car toward the landing. MACHINE, DRIVING: The power unit which ap- plies the energy necessary to raise and lower an elevator, material lift, or durnb— waiter car or to drive an escalator, an inclined lift or a moving walk. I. Electric Driving Machine: One where the energy is applied by electric motor. It includes the motor, brake and the driving sheave or drum together with its connect— ing bearing, belt or chain, if any. a. Direct—Drive Machine: An electric driving machine the motor of which is directly connected mechanically to the driving sheave, drum, or shaft without the use of belts or chains, either with or without intermediate gears. (I) Geared—Drive Machine: A direct— drive machine in which the energy is transmitted from motor to the driving sheave, drum, or shaft through gearing. (2) Traction Machine: A direct—drive machine in which the motion of a car is obtained through friction between the suspension ropes and a traction sheave. (a) Geared—Traction Machine; A geared—drive traction machine. (b) Gearless—Traction Machine: A traction machine, without intermediate gearing, which the traction sheave and the brake drum mounted di— rectly on the motor shaft. (3) Winding—Drum Machine: A geared— drive machine in which the sus— pension ropes are fastened to and wind on a drum. (4) Worm—Geared Machine: A direce- drive machine in which the energy 14200 b. ELEVATORS from the motor is transmitted. to the driving sheave or drum through worm gear ing. Indirect—Drive Machine: An electric driving machine, the motor of which is connected indirectly to the driving sheave, drum or shaft by means of a belt or chain through intermediate gears (1) Belt—Drive machine: An indirect— drive machine having a single belt or multiple belts as the connecting means. (2) Chain—Drive Machine: An indirect— drive machine rm.'ing a chain as the connecting means. Screw Machine: An electric driving ma— chine, the motor of which raises and lowers a vertical screw through a nut, with or without suitable gearing, and in which the upper end of the screw is connected directly to the car true or platform. The machine may be of direct or indirect—drive type. 2. Hydraulic Driving Machine: One in which the energy is applied by means of a liquid under pressure in a cylinder equipped with a plung— er or piston. a. b. Direct—plunger Driving Machine: A hy— draulic driving machine in which the plunger or cylinder is directly attached to the car frame or platform. Roped—Hydrau1ic Driving Machine: A hy— dra ulic driving machine in which the piston is connected to the car with wire ropes. It includes the cylinder, the piston, and multiplying sheaves, if any , their guides. NONSTOP SWITCH: A switch, when operated, will prevent the elevator from making registered landing stops. OIL BUFFER: A buffer using oil as a mediurn which absorbs and dissipates the kinetic ener— gy Of the descending car or counterwe ight. 1, Oil Buffer Stroke: The oil—displacing movement of the buffer plunger or piston, ex— cluding the travel of the buffer—plunger ac— celerating device. OPERATING DEVICE: The car switch, push button lever or other manual device used to actuate the control. OPERATION: The method of actua ting the control . I. Operation, Automatic: Operation wherein the starting of the elevator car is effected in response to the momentary actuation of operat— ing devices at the landing, and/or of operat— ing devices in the car identified with the landings, and/or in response to an automatic starting mechanism, and wher ein the car is stopped automatically at the landings. ****** Result for Image/Page 6 ****** SECTION 14200 b. c. Group Automatic opera tion: Automatic' •opera— t ion of two or more nonattendant elevators equipped with power—operated car and hoist— way doors. The operation of the cars is coordinated by a supervisory control sys— tem including automatic dispatching means whereby selected cars at designated dis— patching points automatj cally close their doors and proceed on their trips in a It incl udes one button regulated manner. in each car for each floor served and up and down buttons at each landi:g (single buttons at terminal landings) . The stops set up by the monentary actuation of car buttons are made automatically in suc— cession as a car reaches the corresponding landing irre spective of its direction of travel or the sequence in which the buttons are actuated. The stops set up by the mo— mentary actuation of the landing buttons may be by any elevator in the group, and are made automatically by the first available car that approaches the landing in the corresponding direction. Nonselective Collective Automatic Opera— tion: Automatic operation by means of one button in the car for each ing served and one button at each landing wherein all Stops registered by the momentary ac— tuation of landing or car buttons are made irrespective of the number of buttons actuated or of the sequence in which buttons are actuated. With this type of operation, the car stops at all land ings for which buttons been actuated, ing the stops in the order in which the landings are reached after the buttons have been actuated, but irrespective of its direction of travel . Selective Collective Automatic Operation : Automatic operation by means of one button in the car for each landing served and by up and down buttons at the landings, where— in all stops registered by the momentary actuation of the car buttons are made as def ined under nonselective collective auto— mat ic operation, but wherein the stops •regis— tered by the momentary actuation of landing buttons are REde in order in which the landings are reached in each di— rection of travel after the buttons rEve been actuated. With this type of opera— tion, all "up" landing calls are answered when the car is traveling in the up direc— t ion and all "down" landing calls are an— swered when the car is traveling in the down direction, except in the case of the uppermost or lowermost calls which are answered as soon as they are reached irrespective of the direction of travel of the car. Single Automatic Operation : Automatic op— erat±on by means of one button in the car for each landing served and one button at each landing, so arranged that if any car or landing button has been actuated, the actuation of any other car or land ing operating bueeon will have no effect on 14200 2. 3. 4. 5. ELEVATORS the operation of the car until the response to the first button has been completed. Operation, Car Switch: Operation wherein the movanent and direction Of travel of the car are directly and solely under the control Of the attendant by means of a manually operated car switch or of continuous pressure buttons in the car . a. Car Switch Automatic Floor—Stop Operation: operation in which the stop is initiated by the attendant from within the car with a definite reference to the landing at which it is desired to stop, after which the slowing down and stopping of the elevator is effected automati— cai Iy. Operation, Continuous Pressure: Opera— tion by means of buttons or switches in the car and at the landings, any one of which may be used to control the movement of the car as long as the button or switch is manually maintained in the actuating position. Operation, Pre—Register: Operation in which signals to stop are registered in advance by buttons in the car and at the landings. At the proper point in the car travel, the attendant in the car is notified by a signal, visual, audible or otherwise, to initiate the stop, after which the landing stop is au tomatic. Operation, Signal: operation by means of single buttons or switches (or both) in the car, and up or down direction buttons (or both) at the landings, by which predetermined landing stops may be set up or registered for an eleva— tor or for a group of elevators. The stops set up by the momentary actuation of the car buttons are made automatic— ally in succession as the car reaches those landings, irrespective of its direction of travel or the sequence in which the buttons are actuated. The stops set up by the momentary actuation of the up and down buttons at the land— ing are made automatically by the first available car in the group approaching the landing in the corresponding direc— tion, irrespective of the sequence in Which the buttons are actuated. With this type of operation, the• car can be started only by means of a starting switch or button in the car . OVERHEAD STRUCTURE: All of the structural supporting the members, platforms, etc. , e levator machinery, sheaves and equipment at the top of the hoistway. ****** Result for Image/Page 7 ****** SECTION 14200 .PARXING DEVICE: An electrical or mechani- cal device, the function Of which is to permit the opening of the hoistway door from the landing side when the car is within the landing zone of that landing. The device ray also be used to close the door . PIT: That portion of a hoistway extending fran the sill level of the lowest landing to the floor at the bottom of the hoist— way. POSITION INDICATOR, HALL, CAR: A device that indicates the position of the ele— vator car in the hoistway. It is called a hall position indicator when placed at a landing or a car position indicator when placed in the car. RATED LOAD: The load that the elevator is designed and installed to lift at the rated speed . RATED SPEED: The speed in the up direction that the elevator is designed to operate with the rated load in the car . RISE: see "Travel" . ROLLER GUIDE: Guide, composed of 3 or more rollers, mounted on top of car or counter— weight frame to grip the guide rails. ROPE EQUALIZER, SUSPENSION: A device in- stalled on an elevator car or counter— weight to equalize automatically the tensions in the suspension wire ropes. ROPE-FASTENING DEVICE, AUXILIARY: A de- vice attached to the car or counterweight or to the overhead dead—end rope—hitch support which will function automatic— ally to support the car or counterweight in case the regular wire—rope fastening fails at the point of connection to the car or counterweight or at the overhead dead—end hitch. Rt;NBY, BOTTOM, ELEVATOR CAR: The distance between the car buffer striker plate and the striking surface of the car buffer when the car floor is level with the bottom terminal landing. RUNBY, BOTTOM, ELEVATOR COUNTERWEIGHT: The distance between the counterweight buffer striker plate and the striking surface of the counterweight buffer when the car floor is level with the top terminal landing. RUNBY, TOP, DIRECT-PLUNGER HYDNULIC ELEVA- TOR: The distance the elevator car can run above its top terminal landing before the plunger strikes its mechanical stop. SAFETY BULKHEAD: A closure at the bottom of the cylinder located above the cylinder head and provided with an orifice for controlling the loss of fluid in the event of cylinder head failure. 14200 ELEVATORS SAFETY, CAR OR COUNTERWEIGHT: A mechanigal device attached to the car frame or to an auxil i ary frame, or to the counterweight frame, to stop and hold the car or counter— weight in case of predetermined overspeed or free fall, or if the suspension ropes sl acken. I. safety, Self—Resetting: A car or counter— weight safety released and reset by move— ment in the up direction. The vertical side members of a SIDE STILES: car frame. SIGNAL DEVICE, ELEVATOR CAR FLASH: one provid- ing a signal light in the car, which is illuminated when the car approaches the landings at which a land ing signal register— ing device has been actuated. SIGNAL REGISTERING DEVICE, ELEVATOR LANDING: A button or other device, located at the elevator landing, which when actuated by a waiting passenger, causes a stop signal to be registered in the car. SIGNAL SYSTEM, ELEVATOR SEPARATE: one consist- ing of buttons or other devices located at the landings, which when actuated by a wait— ing passenger illuminate a flash signal or operate an annunciator in the car indicating floors at which stops are to be made. SIGNAL TRANSFER DEVICE, ELEVATOR AUTO>mTIC: A device by means of which a signal registered in a car is automatically transferred to the next car following, in case the first car passes a floor for which a signal has been registered without making a stop. SIGNAL TRANSFER SWITCH, ELEVATOR: A manually operated switch, located in the car, by means Of which the operator can transfer a signal to the next car apprbaching in the same direction, when he desires to pass a floor at which a signal has been reg istered in the car. SLACK-ROPE SWITCH: A device which automatic- ally causes the electric power to be removed from the elevator driving machine motor and brake when the suspension ropes of a winding— drum machine become slack. SOLID STATE DEVICE: An element that can con- trol current flow without moving parts. SPRING BUFFER: A buffer utilizing a spring to cushion the impact force of the descending car or counterweight. 2. Spring Buffer Load Rating: The load re— guised to compress the spring an amount equal to its stroke. spring Buffer Stroke: The distance the contact end of the spring can move under a cornpressive load until all coils are essentially in contact. ****** Result for Image/Page 8 ****** SECTION 14200 STAR*RS CONTROL PANEL: An assembly of devices by means of which the starter may control the manner in which an elevator or group of ele— vators function. STATIC SWITCHING: Switching of circuits by means of solid state devices. STOPPING DEVICE, ELEVATOR LANDING: A button or other device, located at an elevator landing , which when actuated, causes the elevator car to stop at that floor. TERNINAL SPEED LIMITING DEVICE, EMERGENCY: A device which automatically reduces the speed as a car approaches a terminal landing, in— dependently of the functioning of the operat— ing device, and the normal terminal stopping device if the latter fail to s IOW down the car as intended. TERMINAL STOPPING DEVICE, FINAL; A device which automatically causes the power to be re— moved from an electric elevator driving ma— chine motor and brake, or from a hydraulic elevator machine, independent of the function— ing of the normal terminal stopping device, the operating device or any emergency terminal speed limiting device, after the car has passed a terminal landing. TERMINAL STOPPING DEVICE, MACHINE FINAL (STOP- MOTION SWITCH) : A final terminal stopping device operated directly by the driving ma chine. TERMINAL STOPPING DEVICE, NORMAL: A device or devices to slow down and stop an elevator car automatically at or near a terminal landing independently of the functioning of the oper ating device. A panel or panels used to close a hoistway enclosure opening above a hoistway entrance. auVEL (RISE): The vertical distance between the bottom terminal landing and the top terminal landing of an elevator. TRAVELING CABLE: A cable nade up of electric conductors, which provides electrical connec— tion between an elevator car and a fixed ou tlet in the hoistway or machine zoom. TRUCK ZONE, ELEVATOR: The lünited distance above an elevator landing within which the truck zoning device permits movenent of the elevator car. TRUCK ZONING DEVICE, ELEVATOR: A device which will permit the operator in the car to move a freight elevator within the truck zone with the car door or gate and a hoistway door open. VISION PANEL: A 3na11 glass window in hoistway door and car door to permit the passengers or opera tor to see when the car has reached the landing. 14200 ELEVATORS WAITING PASSENGER INDICATOR: An indicatpr which shows at which landings and for which direction elevator hall stop or signal calls have been registered and are unanswered. WON