BE814691A - Systeme d'ascenseur - Google Patents

Systeme d'ascenseur

Info

Publication number: BE814691A
Authority: BE; Belgium
Prior art keywords: elevator system; elevator
Prior art date: 1973-05-08

Application number

BE1005936A

Other languages

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.)

1973-05-08

Filing date

1974-05-07

Publication date

1974-11-07

1974-05-07 Application filed filed Critical

1974-11-07 Publication of BE814691A publication Critical patent/BE814691A/fr

Links

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B3/00—Applications of devices for indicating or signalling operating conditions of elevators
- B66B3/02—Position or depth indicators

BE1005936A 1973-05-08 1974-05-07 Systeme d'ascenseur BE814691A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US358430A US3875554A (en)	1973-05-08	1973-05-08	Elevator system having current limited and short circuit protected power supply for hall lamps

Publications (1)

Publication Number	Publication Date
BE814691A true BE814691A (fr)	1974-11-07

Family

ID=23409625

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE1005936A BE814691A (fr)	1973-05-08	1974-05-07	Systeme d'ascenseur

Country Status (8)

Country	Link
US (1)	US3875554A (fr)
JP (1)	JPS5926590B2 (fr)
BE (1)	BE814691A (fr)
CA (1)	CA998193A (fr)
DE (1)	DE2422247A1 (fr)
FR (1)	FR2228704B1 (fr)
GB (1)	GB1473518A (fr)
IT (1)	IT1013898B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5162665A (en) *	1990-03-21	1992-11-10	Steven Troyen	Elevator call button/annunciator assembly and circuit
US5227762A (en) *	1990-10-26	1993-07-13	Thomas Industries Inc.	Power line carrier controlled lighting system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2085135A (en) *	1935-03-15	1937-06-29	Westinghouse Elec Elevator Co	Position indicator
CA939001A (en) *	1971-07-02	1973-12-25	Westinghouse Canada Limited	Lighting control system
US3719858A (en) *	1971-08-02	1973-03-06	Hunt Electronics Co	Overload protection system for a light dimmer unit

1973
- 1973-05-08 US US358430A patent/US3875554A/en not_active Expired - Lifetime
1974
- 1974-04-23 CA CA198,439A patent/CA998193A/en not_active Expired
- 1974-05-07 IT IT41588/74A patent/IT1013898B/it active
- 1974-05-07 BE BE1005936A patent/BE814691A/fr not_active IP Right Cessation
- 1974-05-07 GB GB2006074A patent/GB1473518A/en not_active Expired
- 1974-05-08 DE DE2422247A patent/DE2422247A1/de not_active Withdrawn
- 1974-05-08 JP JP49050355A patent/JPS5926590B2/ja not_active Expired
- 1974-05-08 FR FR7415845A patent/FR2228704B1/fr not_active Expired

Also Published As

Publication number	Publication date
JPS5926590B2 (ja)	1984-06-28
FR2228704B1 (fr)	1978-12-01
US3875554A (en)	1975-04-01
CA998193A (en)	1976-10-05
DE2422247A1 (de)	1974-11-28
JPS5015250A (fr)	1975-02-18
GB1473518A (en)	1977-05-11
AU6793674A (en)	1975-10-16
IT1013898B (it)	1977-03-30
FR2228704A1 (fr)	1974-12-06

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Legal Events

Date

Code

Title

Description

1987-11-30

RE

Patent lapsed

Owner name: WESTINGHOUSE ELECTRIC CORP.

Effective date: 19870531