CH607187A5 - - Google Patents

Info

Publication number
CH607187A5
CH607187A5 CH658975A CH658975A CH607187A5 CH 607187 A5 CH607187 A5 CH 607187A5 CH 658975 A CH658975 A CH 658975A CH 658975 A CH658975 A CH 658975A CH 607187 A5 CH607187 A5 CH 607187A5
Authority
CH
Switzerland
Application number
CH658975A
Inventor
Ludwig Leitz
Knut Heitmann
Eckart Schneider
Original Assignee
Leitz Ernst Gmbh
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 Leitz Ernst Gmbh filed Critical Leitz Ernst Gmbh
Publication of CH607187A5 publication Critical patent/CH607187A5/xx

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16P—SAFETY DEVICES IN GENERAL; SAFETY DEVICES FOR PRESSES
    • F16P3/00—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body
    • F16P3/12—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine
    • F16P3/14—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine the means being photocells or other devices sensitive without mechanical contact
    • F16P3/144—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine the means being photocells or other devices sensitive without mechanical contact using light grids
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/01—Detecting movement of traffic to be counted or controlled
    • G08G1/04—Detecting movement of traffic to be counted or controlled using optical or ultrasonic detectors

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Traffic Control Systems (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Length Measuring Devices By Optical Means (AREA)
CH658975A 1974-05-27 1975-05-22 CH607187A5 (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2425466A DE2425466C2 (de) 1974-05-27 1974-05-27 Einrichtung zur Überwachung von Räumen durch optisch-elektronische Meßmittel

Publications (1)

Publication Number Publication Date
CH607187A5 true CH607187A5 (xx) 1978-11-30

Family

ID=5916522

Family Applications (1)

Application Number Title Priority Date Filing Date
CH658975A CH607187A5 (xx) 1974-05-27 1975-05-22

Country Status (6)

Country Link
US (1) US3972021A (xx)
CH (1) CH607187A5 (xx)
DE (1) DE2425466C2 (xx)
FR (1) FR2273330B1 (xx)
GB (1) GB1502349A (xx)
NL (1) NL7505958A (xx)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0344404A1 (de) * 1988-06-03 1989-12-06 Inventio Ag Verfahren und Vorrichtung zur Steuerung der Türstellung einer automatischen Tür
EP0534714A2 (en) * 1991-09-23 1993-03-31 Memco Limited Lift door apparatus

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2528515C3 (de) * 1975-06-26 1978-06-08 Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar Verfahren und Vorrichtung zur automatischen Fokussierung eines optischen Gerätes mit einem Abtastgitter
DE2601642C2 (de) * 1976-01-17 1986-01-02 Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar Optischer Korrelator
JPS5474700A (en) * 1977-11-26 1979-06-14 Agency Of Ind Science & Technol Collection and delivery system for traffic information by photo electric conversion element group
DE2851444C2 (de) * 1978-11-28 1983-05-26 Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch Lichtgitter
NL175579B (nl) * 1978-12-08 1984-07-02 Lely Nv C Van Der Landbouwwerktuig met een beveiligings-inrichting ter onderbreking van de aandrijving van het werkzame orgaan.
ES8201716A1 (es) * 1979-09-10 1981-12-16 Gordon Ambler Kenneth Un metodo y un aparato de deteccion de miembros opacos que se hallan dentro de un espacio de deteccion.
JPS5642160A (en) * 1979-09-13 1981-04-20 Nissan Motor Co Ltd Detecting device for obstacle
US4303851A (en) * 1979-10-16 1981-12-01 Otis Elevator Company People and object counting system
JPS57125496A (en) * 1981-01-27 1982-08-04 Fujitec Kk Condition detector
US4520343A (en) * 1980-12-16 1985-05-28 Hiroshi Koh Lift control system
WO1982002536A1 (en) * 1981-01-26 1982-08-05 Reginald Kenneth Payne Proximity detector circuitry especially for lift doors
US4397559A (en) * 1981-02-19 1983-08-09 University Of Pittsburgh Apparatus for processing electromagnetic radiation and method
JPS6249598A (ja) * 1985-08-29 1987-03-04 Hochiki Corp 移動体量計測装置
DE3603520C1 (de) * 1986-02-05 1997-05-22 Daimler Benz Aerospace Ag Passiver optischer Auslösesensor
DE3625643A1 (de) * 1986-07-29 1988-02-04 Messerschmitt Boelkow Blohm Ortsaufloesender sensor zur erfassung einzelner lichtblitze
FR2609566B1 (fr) * 1987-01-14 1990-04-13 Armine Procede de determination de la trajectoire d'un corps apte a se deplacer sur une voie et dispositif de mise en oeuvre du procede
US4864278A (en) * 1987-02-06 1989-09-05 Robert Hooke Memorial Laboratories, Inc. Optical intrusion detection system and method
US4899048A (en) * 1987-04-27 1990-02-06 Printware, Inc. Focused optical beam encoder of position
US4800368A (en) * 1987-09-01 1989-01-24 Otis Elevator Company Pyroelectric detector arrangement
US5166681A (en) * 1990-07-30 1992-11-24 Bottesch H Werner Passive vehicle presence detection system
US5133521A (en) * 1991-07-10 1992-07-28 Sel Division, Alcatel, Canada Railroad flat wheel detectors
DE4239013C2 (de) * 1991-11-19 1996-06-27 Yamatake Honeywell Co Ltd Zustandsmeßvorrichtung
FR2690519B1 (fr) * 1992-04-23 1994-06-10 Est Centre Etu Tech Equipement Dispositif permettant d'analyser la trajectoire des mobiles.
DE4233810C2 (de) * 1992-10-07 2000-02-03 Sick Ag Überwachungsvorrichtung bei Arbeitsmaschinen
US5546188A (en) * 1992-11-23 1996-08-13 Schwartz Electro-Optics, Inc. Intelligent vehicle highway system sensor and method
US5321490A (en) * 1992-11-23 1994-06-14 Schwartz Electro-Optics, Inc. Active near-field object sensor and method employing object classification techniques
GB2322442B (en) * 1997-02-19 2000-12-06 Agd Systems Ltd A method of detecting the emission of infra-red radiation
DE29714438U1 (de) * 1997-08-12 1997-10-16 Sick Ag Lichtschranke
US6286962B1 (en) 1998-12-23 2001-09-11 Thomas Hennes, Inc. Beamsplitter optical projection system
US6275171B1 (en) * 1999-04-30 2001-08-14 Esco Electronics, Inc. Rangefinder type non-imaging traffic sensor
JP2001302121A (ja) * 2000-04-19 2001-10-31 Mitsubishi Electric Corp エレベータ装置
DE10312972B3 (de) * 2003-03-24 2004-06-24 Leuze Lumiflex Gmbh + Co. Kg Optischer Sensor
DE202008001122U1 (de) * 2008-01-25 2009-06-18 Marantec Antriebs- Und Steuerungstechnik Gmbh & Co. Kg Lichtschranke
US9041941B2 (en) * 2010-05-31 2015-05-26 Universiteit Gent Optical system for occupancy sensing, and corresponding method
US20120175192A1 (en) * 2011-01-11 2012-07-12 Utechzone Co., Ltd. Elevator Control System
EP3052418B1 (en) * 2013-10-04 2020-04-15 KONE Corporation A system and a method for elevator allocation based on a determination of walker speed
US9837860B2 (en) * 2014-05-05 2017-12-05 Witricity Corporation Wireless power transmission systems for elevators
JP7078461B2 (ja) * 2018-06-08 2022-05-31 株式会社日立ビルシステム エレベーターシステムおよびエレベーターの群管理制御方法
CN110606422B (zh) * 2019-09-18 2021-09-21 广州逸安工程机械有限公司 一种施工电梯人数控制的方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE663931C (de) * 1932-02-04 1938-08-17 Int Standard Electric Corp Photoelektrische Anordnung zum Anzeigen bewegter Objekte
DE1152627C2 (de) * 1958-06-04 1964-02-13 Klaus Peter Beisse Anordnung zum automatischen Ausloesen von Steuerfunktionen in einem Fahrzeug
DE1423655C3 (de) * 1960-10-21 1973-11-22 Ernst Leitz Gmbh, 6330 Wetzlar Einrichtung zur selbsttätigen Entfernungseinstellung auf einen Zielgegenstand
FR1481269A (fr) * 1966-04-08 1967-05-19 Evr Eclairage Vehicules Rail Détecteur de véhicules
DE2160877C3 (de) * 1971-12-08 1980-03-06 Ernst Leitz Wetzlar Gmbh, 6300 Lahn- Wetzlar Einrichtung zum Messen der relativen Bewegung eines Objektes
GB1391779A (en) * 1971-10-05 1975-04-23 Pilkington Perkin Elmer Ltd Optical systems
DE2209667C3 (de) * 1972-03-01 1980-09-04 Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar Einrichtung zur beruhrungslosen Messung

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0344404A1 (de) * 1988-06-03 1989-12-06 Inventio Ag Verfahren und Vorrichtung zur Steuerung der Türstellung einer automatischen Tür
US5001557A (en) * 1988-06-03 1991-03-19 Inventio Ag Method of, and apparatus for, controlling the position of an automatically operated door
EP0534714A2 (en) * 1991-09-23 1993-03-31 Memco Limited Lift door apparatus
EP0534714A3 (en) * 1991-09-23 1993-06-09 Memco Limited Lift door apparatus

Also Published As

Publication number Publication date
FR2273330B1 (xx) 1980-08-14
DE2425466A1 (de) 1975-12-11
US3972021A (en) 1976-07-27
NL7505958A (nl) 1975-12-01
FR2273330A1 (xx) 1975-12-26
DE2425466C2 (de) 1985-05-30
GB1502349A (en) 1978-03-01

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Legal Events

Date Code Title Description
PL Patent ceased