| ReturnTo Theme-Group-Choice | Onelevelup |
| 3F307 | ELEVATOR DOOR APPARATUSES | |
| B66B13/00 -13/30@Z | ||
| B66B13/00-13/30@Z | AA | AA00 TYPES OF DOORS* |
AA01 | AA02 | AA03 | AA04 | AA05 | AA06 | AA07 | |||
| . Sliding doors | . . Horizontally sliding | . . Vertically sliding | . Swinging doors | . Accordion doors | . Folding doors | . Absence of car doors | ||||||
| BA | BA00 SPECIFIC PURPOSES* |
BA01 | BA02 | BA03 | BA04 | BA05 | BA06 | BA07 | ||||
| . Ease of assembly and installation | . Maintenance | . Treatment of foreign substances (e.g., trash and water) | . Noise and vibration reduction | . Crime prevention | . Handicap use | . Fire and earthquake measures | ||||||
| CA | CA00 DOOR STRUCTURE(*) |
CA01 | CA02 | CA03 | CA04 | CA05 | CA06 | CA07 | CA08 | |||
| . Special structure for car doors | . Special structure for external entrance and exit doors | . Main body of door | . . Boards | . . . Decorative laminated sheets | . . Reinforcements | . . . Honeycomb structure | . . . Corrugated structure | |||||
| CA11 | CA15 | CA16 | CA18 | CA19 | CA20 | |||||||
| . . Windows | . Door contact units | . . Use of buffer materials | . Upper supports and guide members | . . Hanger rollers | . . Mounting structure for hanger rollers | |||||||
| CA21 | CA22 | CA23 | CA24 | CA26 | CA27 | CA28 | CA29 | |||||
| . Lower supports and guide parts | . . Guide shoes | . . . Lubrication | . . . Foreign substance removal | . . Mounting structure of guide shoes | . . . Adjustable mounting | . . . Rotary mounting | . . . Spring mounting | |||||
| CB | CB00 MECHANISMS FOR OPENING AND CLOSING DOORS* |
CB01 | CB02 | CB03 | CB04 | CB05 | CB06 | |||||
| . Special mechanisms for car doors | . Special mechanisms for external entrance and exit doors | . Combination of car door and external entrance and exit door | . . Structure of connecting elements | . . Driving of connecting elements | . . Detection apparatuses | |||||||
| CB11 | CB12 | CB13 | CB14 | CB15 | CB16 | CB18 | CB19 | CB20 | ||||
| . Drive mechanisms | . . Crank mechanisms | . . Magnets | . . . Linear motors | . . Manual mechanisms | . . Use of car movement | . Continuous force acting on the closing door | . . Springs | . . Weights | ||||
| CB21 | CB22 | CB23 | CB25 | CB26 | CB27 | CB28 | ||||||
| . Conduction mechanisms | . . Links and levers | . . . Folding units and parallelogram shapes | . . Racks and pinions | . . Ropes and cables | . . Belts with chain teeth | . . Detection of elongation and tension fracture | ||||||
| CB31 | CB33 | CB35 | ||||||||||
| . Adjustment of opening and closing processes | . Adjustment of opening and closing movement loads | . Vibration-proof supports | ||||||||||
| CC | CC00 DOOR CHAIN LOCKS AND RELEASING APPARATUSES* |
CC01 | CC02 | CC03 | CC04 | CC06 | CC07 | CC08 | CC09 | |||
| . Use only for car doors | . Use only for external entrance and exit doors | . Interlocking of the car door and the external entrance and exit door | . Interlocking of car door and equipment inside the elevator shaft | . Automatic locking and unlocking | . . Electric locking and unlocking | . . . Magnetic force | . . . . Plungers | |||||
| CC11 | CC12 | CC13 | CC14 | |||||||||
| . . Mechanical locking and unlocking | . . . Cams | . . . Links | . . . Ropes | |||||||||
| CC21 | CC22 | CC23 | CC24 | CC25 | CC28 | CC30 | ||||||
| . Manual locking and unlocking | . . Use of locks (i.e., tools) | . . . Arrangements | . . . Shapes of keys and keyholes | . . . Activation mechanisms | . . Absence of locks (i.e., tools) | . Detection and display means | ||||||
| CD | CD00 ENTRANCE AND EXIT STRUCTURES* |
CD01 | CD02 | CD03 | CD04 | CD05 | CD06 | CD08 | CD09 | CD10 | ||
| . Special structure for car entrance and exit door | . Special structure for external entrance and exit door | . Door hangers | . . Hanger rails | . . Hanger cases | . . Mounting structure of door hangers | . Thresholds | . . Main body of threshold | . . . Multiple materials | ||||
| CD11 | CD12 | CD13 | CD14 | CD15 | CD18 | |||||||
| . . Mounting structure of thresholds | . . . Adjustable thresholds | . . . Mounting jigs | . . . Thresholds with toe guards | . . . Structural features to allow passing through insulation (i.e., prevention of contact that causes vibration) | . . Measures to prevent freezing | |||||||
| CD21 | CD22 | CD23 | CD26 | CD27 | CD28 | CD29 | CD30 | |||||
| . Trigonal frames | . . Upper frames or curtain boards | . . Vertical frames | . . Mounting structure of trigonal frames | . . . Reference positions | . . . Positioning and securing apparatuses | . . . Connections with building walls | . . Joint members | |||||
| CD31 | CD32 | CD33 | CD35 | |||||||||
| . Other equipment | . . Installation between the car door and the external entrance and exit door | . . . Reduction of gaps between both thresholds | . . Lighting | |||||||||
| DA | DA00 SAFETY DEVICES* |
DA01 | DA02 | DA03 | DA05 | DA06 | DA08 | DA09 | ||||
| . Prevention of passengers being trapped by closing doors | . . Contact types | . . . Safety shoes | . . . Top and bottom openings and closing doors | . . . . Chain tension changes | . . . Use of overload detection means | . . . . Current changes | ||||||
| DA11 | DA12 | DA13 | DA14 | |||||||||
| . . Non-contact types | . . . Capacitance detectors | . . . Photoelectric detectors | . . . Supersonic detectors | |||||||||
| DA21 | DA22 | DA23 | DA25 | DA26 | DA27 | DA28 | DA29 | |||||
| . Apparatuses for preventing falls into the shaft | . . Installation of receptacles for catching falling objects | . . Installation of means to prevent passengers from falling | . Safety devices related to door problems | . . Detection of elongation and tension fractures of the conduction system | . . Detection of faulty timing for opening and closing | . . Malfunctioning of door panel interlocking mechanisms | . . Indication of problems | |||||
| DA31 | DA32 | DA33 | DA34 | DA35 | DA36 | |||||||
| . Alarm and information apparatuses | . . Disabling of door opening and closing | . . Passenger emergencies | . . Obstructions to opening and closing | . . Defective manual opening and closing of doors | . . Excessive time lapse after the call switch is activated | |||||||
| EA | EA00 CONTROLS* |
EA01 | EA02 | EA03 | ||||||||
| . Operating means | . . Push buttons | . . Radio waves | ||||||||||
| EA11 | EA12 | EA13 | EA14 | EA15 | EA18 | EA19 | ||||||
| . Purposes and conditions | . . Dealing with requests | . . . Dealing with load detection in the cage | . . . Response to requests from the entrance and exit door | . . . Response to requests from the car | . . Safety | . . Emergencies (e.g., fire and earthquake) | ||||||
| EA21 | EA23 | EA25 | EA26 | EA27 | EA28 | EA29 | ||||||
| . Control of opening and closing speed | . Opening width controls | . Opening time controls | . . Human operation | . . Presetting of opening time | . . Extension of time | . . Reduction of time | ||||||
| EA31 | EA32 | EA33 | EA35 | EA36 | EA37 | EA38 | EA39 | |||||
| . Door reopening control | . . Time selection | . . Frequency limitation | . Control to open and clos malfunctioning doors | . . Temperature detection | . . Discrepancies between detection output and command output | . . Improper opening and closing times | . . Obstructions | |||||
| EA41 | EA43 | EA44 | EA45 | EA47 | ||||||||
| . Control relating to a specific area of the doors | . Control of specially designed doors | . . Multiple entrances and exits | . . . Double decks | . . Cylindrical doors |