GB1495394A - Entranceway closure system with means for object detectio - Google Patents

Entranceway closure system with means for object detectio

Info

Publication number
GB1495394A
GB1495394A GB53093/74A GB5309374A GB1495394A GB 1495394 A GB1495394 A GB 1495394A GB 53093/74 A GB53093/74 A GB 53093/74A GB 5309374 A GB5309374 A GB 5309374A GB 1495394 A GB1495394 A GB 1495394A
Authority
GB
United Kingdom
Prior art keywords
door
doors
sill portion
detector means
motor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB53093/74A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CBS Corp
Original Assignee
Westinghouse Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of GB1495394A publication Critical patent/GB1495394A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
    • B66B13/24—Safety devices in passenger lifts, not otherwise provided for, for preventing trapping of passengers
    • B66B13/26—Safety devices in passenger lifts, not otherwise provided for, for preventing trapping of passengers between closing doors
GB53093/74A 1973-12-18 1974-12-09 Entranceway closure system with means for object detectio Expired GB1495394A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00426261A US3857466A (en) 1973-12-18 1973-12-18 Closure system

Publications (1)

Publication Number Publication Date
GB1495394A true GB1495394A (en) 1977-12-21

Family

ID=23690038

Family Applications (1)

Application Number Title Priority Date Filing Date
GB53093/74A Expired GB1495394A (en) 1973-12-18 1974-12-09 Entranceway closure system with means for object detectio

Country Status (10)

Country Link
US (1) US3857466A (fr)
JP (1) JPS5437740B2 (fr)
BE (1) BE823498A (fr)
BR (1) BR7410475D0 (fr)
CA (1) CA983538A (fr)
DE (1) DE2459641A1 (fr)
ES (1) ES433026A1 (fr)
FR (1) FR2254711B1 (fr)
GB (1) GB1495394A (fr)
IT (1) IT1024062B (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4698937A (en) * 1983-11-28 1987-10-13 The Stanley Works Traffic responsive control system for automatic swinging door
US4565029A (en) * 1983-11-28 1986-01-21 The Stanley Works Traffic responsive control system for automatic swinging door
US4621452A (en) * 1985-01-18 1986-11-11 Deeg Wyman L Powered sliding door safety system
US4914859A (en) * 1987-04-16 1990-04-10 Lanson Electronics, Inc. Automatic door safety system
US4823010A (en) * 1987-05-11 1989-04-18 The Stanley Works Sliding door threshold sensor
US6050369A (en) * 1994-10-07 2000-04-18 Toc Holding Company Of New York, Inc. Elevator shaftway intrusion device using optical imaging processing
US5659159A (en) * 1994-12-16 1997-08-19 Otis Elevator Company Elevator level control system using elevator/landing gap as a reflection duct
US5644111A (en) * 1995-05-08 1997-07-01 New York City Housing Authority Elevator hatch door monitoring system
US5656898A (en) * 1995-07-12 1997-08-12 Kalina; Edward T. Sliding door apparatus
US7042492B2 (en) 1999-12-10 2006-05-09 The Stanley Works Automatic door assembly with video imaging device
JP6799802B1 (ja) * 2020-04-20 2020-12-16 フジテック株式会社 エレベータの安全装置
EP3978418A1 (fr) * 2020-10-01 2022-04-06 Otis Elevator Company Systèmes de détection d'obstruction

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1947079A (en) * 1929-05-31 1934-02-13 Westinghouse Elec Elevator Co Safety device for vehicle doors
US2953219A (en) * 1954-12-24 1960-09-20 Westinghouse Electric Corp Door control apparatus
US2853158A (en) * 1956-07-13 1958-09-23 Elevator Construction & Servic Closure control mechanism

Also Published As

Publication number Publication date
FR2254711A1 (fr) 1975-07-11
US3857466A (en) 1974-12-31
ES433026A1 (es) 1976-11-01
IT1024062B (it) 1978-06-20
JPS5437740B2 (fr) 1979-11-16
JPS5094651A (fr) 1975-07-28
DE2459641A1 (de) 1975-06-19
FR2254711B1 (fr) 1977-07-08
BE823498A (fr) 1975-06-18
BR7410475D0 (pt) 1975-09-16
AU7629074A (en) 1976-06-17
CA983538A (en) 1976-02-10

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee