BE814690A - ELEVATOR SYSTEM - Google Patents

ELEVATOR SYSTEM

Info

Publication number
BE814690A
BE814690A BE1005935A BE1005935A BE814690A BE 814690 A BE814690 A BE 814690A BE 1005935 A BE1005935 A BE 1005935A BE 1005935 A BE1005935 A BE 1005935A BE 814690 A BE814690 A BE 814690A
Authority
BE
Belgium
Prior art keywords
elevator system
elevator
Prior art date
Application number
BE1005935A
Other languages
French (fr)
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 filed Critical
Publication of BE814690A publication Critical patent/BE814690A/en

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
BE1005935A 1973-05-08 1974-05-07 ELEVATOR SYSTEM BE814690A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US358429A US3898611A (en) 1973-05-08 1973-05-08 Elevator system having a car position indicator which includes a matrix

Publications (1)

Publication Number Publication Date
BE814690A true BE814690A (en) 1974-11-07

Family

ID=23409620

Family Applications (1)

Application Number Title Priority Date Filing Date
BE1005935A BE814690A (en) 1973-05-08 1974-05-07 ELEVATOR SYSTEM

Country Status (9)

Country Link
US (1) US3898611A (en)
JP (1) JPS5926589B2 (en)
BE (1) BE814690A (en)
CA (1) CA998192A (en)
DE (1) DE2422246A1 (en)
ES (2) ES426051A1 (en)
FR (1) FR2228705B1 (en)
GB (1) GB1473520A (en)
IT (1) IT1013900B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113428759A (en) * 2021-05-27 2021-09-24 苏州凌丰电梯有限公司 Intelligent toe guard for elevator car capable of being automatically retracted and extended
US11465882B2 (en) 2018-09-29 2022-10-11 Otis Elevator Company Overspeed protection switch, overspeed governor assembly and elevator system

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3995719A (en) * 1975-05-16 1976-12-07 Westinghouse Electric Corporation Elevator system
JPS593626Y2 (en) * 1978-11-01 1984-02-01 三菱電機株式会社 frequency. voltage conversion circuit
US4472716A (en) * 1981-10-30 1984-09-18 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Phase sensitive guidance sensor for wire-following vehicles
CH656598A5 (en) * 1982-08-18 1986-07-15 Inventio Ag CIRCUIT DEVICE WITH CABLE MATRIX FOR SIGNAL TRANSMISSION IN ELEVATOR SYSTEMS.
US4463833A (en) * 1982-08-19 1984-08-07 Westinghouse Electric Corp. Elevator system
JPH0114875Y2 (en) * 1985-08-08 1989-04-28
JPS62230578A (en) * 1986-03-31 1987-10-09 三菱電機株式会社 Position display unit for elevator cage
US5153390A (en) * 1991-03-15 1992-10-06 Otis Elevator Company Method for avoiding terminal landing position initialization after power loss
US5194702A (en) * 1991-09-17 1993-03-16 Swonger Jr Karl W Vertically scrolled elevator position indicator
WO2009024853A1 (en) 2007-08-21 2009-02-26 De Groot Pieter J Intelligent destination elevator control system
US8121805B2 (en) * 2009-09-30 2012-02-21 Mitsubishi Electric Research Laboratories, Inc. Method and system for determining locations of moving objects with maximum length sequences

Family Cites Families (5)

* 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
US3328790A (en) * 1964-08-05 1967-06-27 Sylvania Electric Prod Display devices
US3493922A (en) * 1967-03-07 1970-02-03 Otis Elevator Co Car call signalling system
US3740709A (en) * 1968-04-16 1973-06-19 Westinghouse Electric Corp Multi-bank elevator system having motion and position indicator
US3783975A (en) * 1972-06-07 1974-01-08 Armor Elevator Co Inc Position indicating apparatus

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11465882B2 (en) 2018-09-29 2022-10-11 Otis Elevator Company Overspeed protection switch, overspeed governor assembly and elevator system
CN113428759A (en) * 2021-05-27 2021-09-24 苏州凌丰电梯有限公司 Intelligent toe guard for elevator car capable of being automatically retracted and extended
CN113428759B (en) * 2021-05-27 2023-06-20 苏州凌丰电梯有限公司 Intelligent foot protection plate capable of being automatically folded and unfolded for elevator car

Also Published As

Publication number Publication date
CA998192A (en) 1976-10-05
GB1473520A (en) 1977-05-11
FR2228705A1 (en) 1974-12-06
US3898611A (en) 1975-08-05
DE2422246A1 (en) 1974-11-28
AU6793574A (en) 1975-10-16
JPS5926589B2 (en) 1984-06-28
IT1013900B (en) 1977-03-30
ES426051A1 (en) 1976-11-16
JPS5015249A (en) 1975-02-18
FR2228705B1 (en) 1978-03-31
ES426049A1 (en) 1976-11-16

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: WESTINGHOUSE ELECTRIC CORP.

Effective date: 19870531