BE783645A - RELIABLE POSITION DETECTOR - Google Patents

RELIABLE POSITION DETECTOR

Info

Publication number
BE783645A
BE783645A BE783645A BE783645A BE783645A BE 783645 A BE783645 A BE 783645A BE 783645 A BE783645 A BE 783645A BE 783645 A BE783645 A BE 783645A BE 783645 A BE783645 A BE 783645A
Authority
BE
Belgium
Prior art keywords
position detector
reliable position
reliable
detector
Prior art date
Application number
BE783645A
Other languages
French (fr)
Inventor
W E Zitelli
C L Winkler
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 BE783645A publication Critical patent/BE783645A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00—Control systems of elevators in general
    • B66B1/34—Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
    • B66B1/46—Adaptations of switches or switchgear
    • B66B1/50—Adaptations of switches or switchgear with operating or control mechanisms mounted in the car or cage or in the lift well or hoistway

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
BE783645A 1971-05-19 1972-05-18 RELIABLE POSITION DETECTOR BE783645A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14472671A 1971-05-19 1971-05-19

Publications (1)

Publication Number Publication Date
BE783645A true BE783645A (en) 1972-11-20

Family

ID=22509857

Family Applications (1)

Application Number Title Priority Date Filing Date
BE783645A BE783645A (en) 1971-05-19 1972-05-18 RELIABLE POSITION DETECTOR

Country Status (11)

Country Link
US (1) US3743056A (en)
AR (1) AR196304A1 (en)
BE (1) BE783645A (en)
BR (1) BR7203070D0 (en)
CA (1) CA997029A (en)
DE (1) DE2223930A1 (en)
ES (1) ES402605A1 (en)
FR (1) FR2138109B1 (en)
GB (1) GB1393177A (en)
IT (1) IT955658B (en)
NL (1) NL7206723A (en)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4019606A (en) * 1975-03-21 1977-04-26 Westinghouse Electric Corporation Elevator system
WO1982003283A1 (en) * 1981-03-16 1982-09-30 Fujiwara Kunio Movement controller for moving body
FR2520525A1 (en) * 1982-01-27 1983-07-29 Claude Hennion Sensor for controlling metallic slide door or shutter - uses photocell assembly to direct infrared radiation through hole in curtain to control positioning motor
GB2122573B (en) * 1982-06-01 1985-11-13 Anglo Amer Corp South Africa Lift cage door status indication
IL73582A0 (en) * 1983-11-21 1985-02-28 Stevens Alec Martin Position infra red sensor system
US4620141A (en) * 1985-07-03 1986-10-28 Vericom Corp. Rain-controlled windshield wipers
US4798956A (en) * 1987-07-15 1989-01-17 Hochstein Peter A Electro-optical windshield moisture sensing
US4871917A (en) * 1988-04-19 1989-10-03 Donnelly Corporation Vehicular moisture sensor and mounting apparatus therefor
US4859867A (en) * 1988-04-19 1989-08-22 Donnelly Corporation Windshield moisture sensing control circuit
ES2050185T3 (en) * 1988-08-23 1994-05-16 Inventio Ag PROCEDURE AND DEVICE FOR THE CREATION OF A LIFT BOX INFORMATION.
US4991693A (en) * 1989-02-16 1991-02-12 Inventio Ag Method of improving the landing of a hydraulic elevator car
SE8900568D0 (en) * 1989-02-17 1989-02-17 Bromma Conquip Ab SENSING ARRANGEMENTS AT LIFTKK
US4956591A (en) * 1989-02-28 1990-09-11 Donnelly Corporation Control for a moisture sensor
US4916374A (en) * 1989-02-28 1990-04-10 Donnelly Corporation Continuously adaptive moisture sensor system for wiper control
US4973844A (en) * 1989-07-10 1990-11-27 Donnelly Corporation Vehicular moisture sensor and mounting apparatus therefor
EP0483560B1 (en) * 1990-10-31 1995-08-09 Inventio Ag Two-channel forked light barrier in Failsafe-design
DE4344795A1 (en) * 1993-12-28 1995-06-29 Liebherr Werk Ehingen Mobile crane with a telescopic boom
ATE199362T1 (en) * 1995-06-30 2001-03-15 Inventio Ag DEVICE FOR GENERATING SHAFT INFORMATION
JP4262819B2 (en) * 1998-09-07 2009-05-13 東芝エレベータ株式会社 Elevator flooring equipment
US6386326B2 (en) * 1999-10-01 2002-05-14 Otis Elevator Company Method and system for detecting objects in a detection zone using modulated means
US6279687B1 (en) * 1999-10-01 2001-08-28 Otis Elevator Company Method and system for detecting objects in a detection zone using modulated means
CN101492138B (en) * 2009-03-12 2011-02-16 石家庄五龙制动器有限公司 Control circuit and control method of elevator braking system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3138357A (en) * 1960-07-13 1964-06-23 James Scott Electronic Enginee Gantry crane safety device
FR1395838A (en) * 1964-03-04 1965-04-16 Sfim Device for detecting the presence of objects by electromagnetic radiation
FR1427159A (en) * 1964-12-21 1966-02-04 Stops control device on floors of elevators, freight elevators and similar devices
GB1164793A (en) * 1966-04-05 1969-09-24 Photain Controls Ltd Photo-electric Detection Devices
FR2024637A1 (en) * 1968-11-30 1970-08-28 Electric Et Musical Ind

Also Published As

Publication number Publication date
ES402605A1 (en) 1976-04-16
DE2223930A1 (en) 1972-11-30
FR2138109B1 (en) 1973-07-13
FR2138109A1 (en) 1972-12-29
NL7206723A (en) 1972-11-21
AR196304A1 (en) 1973-12-18
GB1393177A (en) 1975-05-07
CA997029A (en) 1976-09-14
US3743056A (en) 1973-07-03
IT955658B (en) 1973-09-29
BR7203070D0 (en) 1973-06-14

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: WESTINGHOUSE ELECTRIC CORP.

Effective date: 19870531