IT1024062B - PARTICULARLY LOCKING DEVICE FOR LIFTS - Google Patents

PARTICULARLY LOCKING DEVICE FOR LIFTS

Info

Publication number
IT1024062B
IT1024062B IT41735/74A IT4173574A IT1024062B IT 1024062 B IT1024062 B IT 1024062B IT 41735/74 A IT41735/74 A IT 41735/74A IT 4173574 A IT4173574 A IT 4173574A IT 1024062 B IT1024062 B IT 1024062B
Authority
IT
Italy
Prior art keywords
lifts
locking device
particularly locking
locking
Prior art date
Application number
IT41735/74A
Other languages
Italian (it)
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
Application granted granted Critical
Publication of IT1024062B publication Critical patent/IT1024062B/en

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
IT41735/74A 1973-12-18 1974-12-17 PARTICULARLY LOCKING DEVICE FOR LIFTS IT1024062B (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
IT1024062B true IT1024062B (en) 1978-06-20

Family

ID=23690038

Family Applications (1)

Application Number Title Priority Date Filing Date
IT41735/74A IT1024062B (en) 1973-12-18 1974-12-17 PARTICULARLY LOCKING DEVICE FOR LIFTS

Country Status (10)

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

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4565029A (en) * 1983-11-28 1986-01-21 The Stanley Works Traffic responsive control system for automatic swinging door
US4698937A (en) * 1983-11-28 1987-10-13 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 (en) * 2020-04-20 2020-12-16 フジテック株式会社 Elevator safety device
EP3978418A1 (en) * 2020-10-01 2022-04-06 Otis Elevator Company Obstruction detection systems

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 (en) 1975-07-11
DE2459641A1 (en) 1975-06-19
US3857466A (en) 1974-12-31
JPS5437740B2 (en) 1979-11-16
CA983538A (en) 1976-02-10
BR7410475D0 (en) 1975-09-16
FR2254711B1 (en) 1977-07-08
AU7629074A (en) 1976-06-17
ES433026A1 (en) 1976-11-01
JPS5094651A (en) 1975-07-28
GB1495394A (en) 1977-12-21
BE823498A (en) 1975-06-18

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