DE2552314C3 - Lichtschranke - Google Patents

Lichtschranke

Info

Publication number
DE2552314C3
DE2552314C3 DE2552314A DE2552314A DE2552314C3 DE 2552314 C3 DE2552314 C3 DE 2552314C3 DE 2552314 A DE2552314 A DE 2552314A DE 2552314 A DE2552314 A DE 2552314A DE 2552314 C3 DE2552314 C3 DE 2552314C3
Authority
DE
Germany
Prior art keywords
circuit
decoder
light barrier
hand
output
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
DE2552314A
Other languages
German (de)
English (en)
Other versions
DE2552314A1 (de
DE2552314B2 (de
Inventor
Michel Grenoble Montanvert
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.)
Cometa Sa La Tronche Fr
Original Assignee
Cometa Sa La Tronche 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
Priority to FR7430405A priority Critical patent/FR2283494A2/fr
Application filed by Cometa Sa La Tronche Fr filed Critical Cometa Sa La Tronche Fr
Priority to DE2552314A priority patent/DE2552314C3/de
Publication of DE2552314A1 publication Critical patent/DE2552314A1/de
Publication of DE2552314B2 publication Critical patent/DE2552314B2/de
Application granted granted Critical
Publication of DE2552314C3 publication Critical patent/DE2552314C3/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
    • G08B13/181—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using active radiation detection systems
    • G08B13/183—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using active radiation detection systems by interruption of a radiation beam or barrier
    • G08B13/184—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using active radiation detection systems by interruption of a radiation beam or barrier using radiation reflectors
    • 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
    • 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
    • G01D5/28—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 with deflection of beams of light, e.g. for direct optical indication
    • G01D5/30—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 with deflection of beams of light, e.g. for direct optical indication the beams of light being detected by photocells
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V8/00—Prospecting or detecting by optical means
    • G01V8/10—Detecting, e.g. by using light barriers
    • G01V8/12—Detecting, e.g. by using light barriers using one transmitter and one receiver
    • G01V8/18—Detecting, e.g. by using light barriers using one transmitter and one receiver using mechanical scanning systems

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Mechanical Engineering (AREA)
  • Electronic Switches (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Burglar Alarm Systems (AREA)
DE2552314A 1974-09-02 1975-11-21 Lichtschranke Expired DE2552314C3 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7430405A FR2283494A2 (fr) 1974-09-02 1974-09-02 Procede et dispositif de balayage photoelectrique
DE2552314A DE2552314C3 (de) 1974-09-02 1975-11-21 Lichtschranke

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7430405A FR2283494A2 (fr) 1974-09-02 1974-09-02 Procede et dispositif de balayage photoelectrique
DE2552314A DE2552314C3 (de) 1974-09-02 1975-11-21 Lichtschranke

Publications (3)

Publication Number Publication Date
DE2552314A1 DE2552314A1 (de) 1977-06-02
DE2552314B2 DE2552314B2 (de) 1980-02-07
DE2552314C3 true DE2552314C3 (de) 1982-02-25

Family

ID=27623624

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2552314A Expired DE2552314C3 (de) 1974-09-02 1975-11-21 Lichtschranke

Country Status (2)

Country Link
DE (1) DE2552314C3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2283494A2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012101431A1 (de) * 2012-02-23 2013-08-29 Leuze Electronic Gmbh & Co. Kg Sensoranordnung

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1161307B (it) * 1978-08-25 1987-03-18 Datalogic Spa Barriera fotoelettrica in particolare dispositivo di sicurezza
ES495038A0 (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.
US4591708A (en) * 1980-11-17 1986-05-27 Del Mar Avionics High-intensity opto-electronic sensor having low power consumption
DE3131534A1 (de) * 1981-08-08 1983-03-17 Gebhard Balluff Fabrik feinmechanischer Erzeugnisse GmbH & Co, 7303 Neuhausen Lichtschranke mit einem lichtsender und einem lichtempfaenger
DE3312191A1 (de) * 1983-04-02 1984-10-11 Karl Mengele & Söhne Maschinenfabrik und Eisengießerei GmbH & Co, 8870 Günzburg Schutzvorrichtung fuer mechanische schraenke und dergleichen geraete bzw. maschinen
DE3601516A1 (de) * 1986-01-20 1987-07-23 Agie Ag Ind Elektronik Lichtschranke
DE3611408A1 (de) * 1986-04-04 1987-10-15 Kaltenbach & Voigt Schaltungsanordnung zum ermitteln des vorhandenseins bzw. der entnahme von gegenstaenden, insbesondere von zahnaerztlichen behandlungsinstrumenten, in bzw. aus aufnahmen
DE3825099A1 (de) * 1988-07-23 1990-01-25 Daimler Benz Ag Vorrichtung zur optoelektronischen erfassung von physikalischen messgroessen
DE3841665A1 (de) * 1988-12-10 1990-07-26 Fresenius Ag Schaltung zum ueberwachen der funktion einer lichtschranke
US5015840B1 (en) * 1990-01-09 1995-04-11 Scient Technologies Inc Self-checking light curtain system and method of operation.
DE4013507C2 (de) * 1990-03-03 1995-04-06 Bayerische Mas Ind Arno Keller Behälter mit Flüssigkeit
DE4221113C1 (de) * 1992-06-26 1993-12-09 Sick Optik Elektronik Erwin Komparatorschaltung zur Auslösung eines Schaltvorganges beim Durchgang eines veränderlichen Meßsignals durch eine Schaltschwelle
DE4323910C2 (de) * 1993-07-16 1995-08-10 Leuze Electronic Gmbh & Co Lichtschranke mit einer Auswerteelektronik zum Erkennen von Störsignalen
DE4326099A1 (de) * 1993-08-04 1995-02-09 Hella Kg Hueck & Co Lichtschrankensystem
DE4338978C2 (de) * 1993-11-15 1998-05-07 Sick Ag Verfahren zur Feststellung defekter Lichtsender und/oder Lichtempfänger eines Lichtgitters und Lichtgitter
DE4432114C1 (de) * 1994-09-09 1995-06-08 Hella Kg Hueck & Co Schaltungsanordnung zur Fremdlichtunterdrückung bei einer Lichtschrankenanordnung

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2135819A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1971-04-30 1972-12-22 Cometa Sa
DE2247053C3 (de) * 1972-09-26 1979-08-09 Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch Lichtschrankengitter
US3886413A (en) * 1973-01-29 1975-05-27 Xenex Corp Presence sensing and self-checking control system
SE372085B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1973-02-27 1974-12-09 L Svensson

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012101431A1 (de) * 2012-02-23 2013-08-29 Leuze Electronic Gmbh & Co. Kg Sensoranordnung
DE102012101431B4 (de) * 2012-02-23 2020-07-02 Leuze Electronic Gmbh & Co. Kg Sensoranordnung

Also Published As

Publication number Publication date
FR2283494A2 (fr) 1976-03-26
FR2283494B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1977-03-25
DE2552314A1 (de) 1977-06-02
DE2552314B2 (de) 1980-02-07

Similar Documents

Publication Publication Date Title
DE2552314C3 (de) Lichtschranke
DE4338978C2 (de) Verfahren zur Feststellung defekter Lichtsender und/oder Lichtempfänger eines Lichtgitters und Lichtgitter
DE4100280C2 (de) Lichtschranken-Anordnung und Verfahren zu deren Betrieb
DE2431999C3 (de) Bruchdetektor
DE2513356C3 (de) Photoelektrischer Schußfadenwächter
DE2409113B2 (de) Lichtschrankenanordnung
DE1406112B2 (de) Einrichtung zur Überwachung der Länge von oder des Ab st. and es zwischen längs einer Förderbahn bewegten Gegenständen
CH681756A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE69114399T2 (de) Vorrichtung zum Ermitteln des Schneidzustands bei der Laserstrahlbearbeitung.
DE60023521T2 (de) Vorrichtung zum abtasten einer lücke
EP0066200A1 (de) Verfahren und Anordnung zur Revision in einem Gefahren-, insbesondere Brandmeldesystem
CH645962A5 (de) Als unfallschutzvorrichtung in arbeitsmaschinen dienende photoelektrische schranke.
DE2451100C2 (de) Selbstüberwachungseinrichtung für eine Sicherungseinrichtung zur Steuerung einer Maschine in Abhängigkeit vom Eindringen eines Gegenstandes in eine Schutzzone
DE19601660C2 (de) Sicherheitsschaltungsanordnung
DE3144747A1 (de) Opto-elektronischer sensor mit hoher intensitaet und niedrigem leistungsverbrauch
DE3728354C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE2941119C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE2256930B2 (de) Schaltungsanordnung für eine zur Auslösung von Uberwachungsaufgaben und/ oderSteuerfunktionen dienende Infrarot-Lichtschranke
DE202017107058U1 (de) Sicherheitssteuerung und Sicherheitssystem
DE2753571A1 (de) Schutzschranke zur sicherung und ueberwachung von gefaehrlichen arbeitsbereichen an maschinen
EP0253000A1 (de) Maschinenschutzschaltung
DE2505662A1 (de) Vorrichtung zum ueberpruefen der wirksamkeit eines zeitgebers
DE1962828A1 (de) Motorgeschwindigkeits-Steuervorrichtung
DE69118749T2 (de) Sicherheitsschaltung für, zum Beispiel numerische Steuereinheit
DE3512063A1 (de) Verfahren zur pruefung der funktionstuechtigkeit einer einrichtung zur kontrolle von laufendem garn, vorrichtung zur ausfuehrung des verfahrens und verwendung desselben

Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
8339 Ceased/non-payment of the annual fee