CA1036727A - Elevator system - Google Patents

Elevator system

Info

Publication number
CA1036727A
CA1036727A CA248,025A CA248025A CA1036727A CA 1036727 A CA1036727 A CA 1036727A CA 248025 A CA248025 A CA 248025A CA 1036727 A CA1036727 A CA 1036727A
Authority
CA
Canada
Prior art keywords
phototransistor
electromagnetic radiation
elevator car
output current
housing
Prior art date
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
CA248,025A
Other languages
English (en)
French (fr)
Inventor
William R. Caputo
Albert J. Pisatowski
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.)
Westinghouse Electric 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.)
Filing date
Publication date
Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of CA1036727A publication Critical patent/CA1036727A/en
Expired legal-status Critical Current

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)
  • Indicating And Signalling Devices For Elevators (AREA)
  • Elevator Control (AREA)
  • Length Measuring Devices By Optical Means (AREA)
CA248,025A 1975-03-21 1976-03-16 Elevator system Expired CA1036727A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/560,460 US4019606A (en) 1975-03-21 1975-03-21 Elevator system

Publications (1)

Publication Number Publication Date
CA1036727A true CA1036727A (en) 1978-08-15

Family

ID=24237919

Family Applications (1)

Application Number Title Priority Date Filing Date
CA248,025A Expired CA1036727A (en) 1975-03-21 1976-03-16 Elevator system

Country Status (6)

Country Link
US (1) US4019606A (show.php)
JP (1) JPS51118246A (show.php)
AU (1) AU504364B2 (show.php)
BE (1) BE839846A (show.php)
CA (1) CA1036727A (show.php)
GB (1) GB1540757A (show.php)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4134476A (en) * 1977-10-26 1979-01-16 Westinghouse Electric Corp. Elevator system
US4308936A (en) * 1980-02-19 1982-01-05 Westinghouse Electric Corp. Elevator system
US4399393A (en) * 1980-12-03 1983-08-16 Tii Electronics, Inc. Accelerator control for electric vehicles
FR2496291A1 (fr) * 1980-12-15 1982-06-18 Bouix Daniel Commande de mobiles a grands deplacements par codification des informations
US4502823A (en) * 1981-12-21 1985-03-05 Sperry Corporation Broken drill bit detector
GB2164444A (en) * 1984-09-15 1986-03-19 Lamb Sceptre Ltd Position monitoring apparatus
GB2186364B (en) * 1986-07-16 1988-03-16 Rieter Ag Maschf Locating system
US4750592A (en) * 1987-03-20 1988-06-14 United States Elevator Corp. Elevator position reading sensor system
US4991693A (en) * 1989-02-16 1991-02-12 Inventio Ag Method of improving the landing of a hydraulic elevator car
US5056437A (en) * 1990-05-15 1991-10-15 Republic Storage Systems Company, Inc. Device for initializing an automated warehousing system
ES2077759T3 (es) * 1990-10-31 1995-12-01 Inventio Ag Barrera de luz de horquilla de doble canal con una construccion "failsafe".
US5135081A (en) * 1991-05-01 1992-08-04 United States Elevator Corp. Elevator position sensing system using coded vertical tape
US5783784A (en) * 1996-11-19 1998-07-21 Otis Elevator Company Differential reflectometery for position reference in an elevator system
JP4262819B2 (ja) * 1998-09-07 2009-05-13 東芝エレベータ株式会社 エレベータの着床装置
US6822419B2 (en) * 2002-04-22 2004-11-23 Sunonwealth Electric Machine Industry Co., Ltd. Speed control circuit for a DC brushless motor
US6922038B2 (en) * 2002-04-22 2005-07-26 Sunonwealth Electric Machine Industry Co., Ltd. Speed control circuit for a dc brushless motor
AU2002359863A1 (en) * 2002-12-30 2004-07-22 Otis Elevator Company Position referencing system
US20060232789A1 (en) * 2002-12-30 2006-10-19 Jae-Hyuk Oh Position referencing system
ES2376873T3 (es) * 2004-05-28 2012-03-20 Mitsubishi Denki Kabushiki Kaisha Detector de junta de carril de ascensor y sistema de ascensor
US9599467B2 (en) * 2011-12-15 2017-03-21 Dekra E.V. (Eingetragener Verein) Method and arrangement for testing the proper functionality of an elevator
CN110621605B (zh) * 2017-05-10 2021-05-07 三菱电机株式会社 电梯的轿厢位置检测传感器
CN112079481A (zh) * 2020-09-04 2020-12-15 南京理工大学 一种水靶道循环水处理系统
EP4405013A1 (en) * 2021-09-24 2024-07-31 Sanofi Controlling a sensor of a drug delivery device or of a drug delivery add-on device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA688021A (en) * 1958-06-30 1964-06-02 M. Oliver Bernard Automatic meter calibrator
US3138357A (en) * 1960-07-13 1964-06-23 James Scott Electronic Enginee Gantry crane safety device
US3486640A (en) * 1965-04-07 1969-12-30 Triax Co Multi-speed control system for a load carrier in a warehouse system
US3743056A (en) * 1971-05-19 1973-07-03 Westinghouse Electric Corp Fail-safe detector

Also Published As

Publication number Publication date
JPS51118246A (en) 1976-10-18
AU1200576A (en) 1977-09-22
BE839846A (fr) 1976-07-16
GB1540757A (en) 1979-02-14
JPS613748B2 (show.php) 1986-02-04
US4019606A (en) 1977-04-26
AU504364B2 (en) 1979-10-11

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