ES433026A1 - Sistema de cierre. - Google Patents

Sistema de cierre.

Info

Publication number: ES433026A1
Authority: ES; Spain
Prior art keywords: detector; sill; door; radiant energy; closure system
Prior art date: 1973-12-18
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

ES433026A

Other languages

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.)

1973-12-18

Filing date

1974-12-17

Publication date

1976-11-01

1974-12-17 Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp

1976-11-01 Publication of ES433026A1 publication Critical patent/ES433026A1/es

Status Expired legal-status Critical Current

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

Landscapes

Elevator Door Apparatuses (AREA)
Power-Operated Mechanisms For Wings (AREA)

ES433026A 1973-12-18 1974-12-17 Sistema de cierre. Expired ES433026A1 (es)

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
ES433026A1 true ES433026A1 (es)	1976-11-01

Family

ID=23690038

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES433026A Expired ES433026A1 (es)	1973-12-18	1974-12-17	Sistema de cierre.

Country Status (10)

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

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 (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 (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

1973
- 1973-12-18 US US00426261A patent/US3857466A/en not_active Expired - Lifetime
1974
- 1974-12-03 CA CA215,162A patent/CA983538A/en not_active Expired
- 1974-12-09 GB GB53093/74A patent/GB1495394A/en not_active Expired
- 1974-12-16 BR BR10475/74A patent/BR7410475D0/pt unknown
- 1974-12-17 IT IT41735/74A patent/IT1024062B/it active
- 1974-12-17 ES ES433026A patent/ES433026A1/es not_active Expired
- 1974-12-17 DE DE19742459641 patent/DE2459641A1/de active Pending
- 1974-12-18 JP JP14456574A patent/JPS5437740B2/ja not_active Expired
- 1974-12-18 BE BE151626A patent/BE823498A/xx not_active IP Right Cessation
- 1974-12-18 FR FR7441846A patent/FR2254711B1/fr not_active Expired

Also Published As

Publication number	Publication date
DE2459641A1 (de)	1975-06-19
US3857466A (en)	1974-12-31
CA983538A (en)	1976-02-10
AU7629074A (en)	1976-06-17
GB1495394A (en)	1977-12-21
IT1024062B (it)	1978-06-20
FR2254711A1 (es)	1975-07-11
JPS5094651A (es)	1975-07-28
JPS5437740B2 (es)	1979-11-16
BR7410475D0 (pt)	1975-09-16
BE823498A (fr)	1975-06-18
FR2254711B1 (es)	1977-07-08

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