DE1960073A1 - Einrichtung zur Festestellung eines Fehlers bei der Positionierung eines Teiles - Google Patents

Einrichtung zur Festestellung eines Fehlers bei der Positionierung eines Teiles

Info

Publication number
DE1960073A1
DE1960073A1 DE19691960073 DE1960073A DE1960073A1 DE 1960073 A1 DE1960073 A1 DE 1960073A1 DE 19691960073 DE19691960073 DE 19691960073 DE 1960073 A DE1960073 A DE 1960073A DE 1960073 A1 DE1960073 A1 DE 1960073A1
Authority
DE
Germany
Prior art keywords
error signal
reference surface
devices
output signals
light source
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.)
Pending
Application number
DE19691960073
Other languages
German (de)
English (en)
Inventor
Hine Stewart Charles
Bosher David Robert
Alan Wilkinson
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.)
EMI Ltd
Original Assignee
EMI Ltd
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 EMI Ltd filed Critical EMI Ltd
Publication of DE1960073A1 publication Critical patent/DE1960073A1/de
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • 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
    • B66B1/36—Means for stopping the cars, cages, or skips at predetermined levels
    • B66B1/40—Means for stopping the cars, cages, or skips at predetermined levels and for correct levelling at landings

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Warehouses Or Storage Devices (AREA)
DE19691960073 1968-11-30 1969-11-29 Einrichtung zur Festestellung eines Fehlers bei der Positionierung eines Teiles Pending DE1960073A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB5694968 1968-11-30
GB4439069 1969-09-09

Publications (1)

Publication Number Publication Date
DE1960073A1 true DE1960073A1 (de) 1970-07-30

Family

ID=26265385

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19691960073 Pending DE1960073A1 (de) 1968-11-30 1969-11-29 Einrichtung zur Festestellung eines Fehlers bei der Positionierung eines Teiles

Country Status (2)

Country Link
DE (1) DE1960073A1 (enrdf_load_html_response)
FR (1) FR2024637A1 (enrdf_load_html_response)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0248408A3 (en) * 1986-06-02 1989-07-19 Omron Tateisi Electronics Co. A reflection type photo-electric switch

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3743056A (en) * 1971-05-19 1973-07-03 Westinghouse Electric Corp Fail-safe detector
DE58906550D1 (de) * 1988-08-23 1994-02-10 Inventio Ag Verfahren und Vorrichtung für die Erzeugung einer Schachtinformation bei Aufzügen.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0248408A3 (en) * 1986-06-02 1989-07-19 Omron Tateisi Electronics Co. A reflection type photo-electric switch
US4926049A (en) * 1986-06-02 1990-05-15 Omron Tateisi Electronics Company Reflection type photoelectric switch

Also Published As

Publication number Publication date
FR2024637A1 (enrdf_load_html_response) 1970-08-28

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