CH610159A5 - Proximity switching device - Google Patents

Proximity switching device

Info

Publication number: CH610159A5
Authority: CH; Switzerland
Prior art keywords: switching device; proximity switching; proximity; switching
Prior art date: 1977-03-17

Application number

CH333377A

Inventor

Alfred Heim

Juerg Loser

Erich Roesch

Original Assignee

Grieshaber Ag

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.)

1977-03-17

Filing date

1977-03-17

Publication date

1979-03-30

1977-03-17 Application filed by Grieshaber Ag filed Critical Grieshaber Ag

1977-03-17 Priority to CH333377A priority Critical patent/CH610159A5/en

1978-03-16 Priority to DE19782811413 priority patent/DE2811413A1/en

1978-03-17 Priority to SE7803098A priority patent/SE427076B/en

1979-03-30 Publication of CH610159A5 publication Critical patent/CH610159A5/en

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
- G08B13/187—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 interference of a radiation field
- 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

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Life Sciences & Earth Sciences (AREA)
General Life Sciences & Earth Sciences (AREA)
Geophysics (AREA)
Switches Operated By Changes In Physical Conditions (AREA)

CH333377A 1977-03-17 1977-03-17 Proximity switching device CH610159A5 (en)

Priority Applications (3)

Application Number	Priority Date	Filing Date	Title
CH333377A CH610159A5 (en)	1977-03-17	1977-03-17	Proximity switching device
DE19782811413 DE2811413A1 (en)	1977-03-17	1978-03-16	PROXIMITY SWITCH
SE7803098A SE427076B (en)	1977-03-17	1978-03-17	DISTANCE SELECTIVE SWITCHES

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH333377A CH610159A5 (en)	1977-03-17	1977-03-17	Proximity switching device

Publications (1)

Publication Number	Publication Date
CH610159A5 true CH610159A5 (en)	1979-03-30

Family

ID=4253698

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH333377A CH610159A5 (en)	1977-03-17	1977-03-17	Proximity switching device

Country Status (3)

Country	Link
CH (1)	CH610159A5 (en)
DE (1)	DE2811413A1 (en)
SE (1)	SE427076B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5931814B2 (en) *	1978-06-19	1984-08-04	オムロン株式会社	reflective photoelectric switch
JPS55108130A (en) *	1979-02-13	1980-08-19	Omron Tateisi Electronics Co	Reflection type photoelectric switch
DE2921110A1 (en) *	1979-05-25	1980-12-04	Leuze Electronic Kg	Light-electrical arrangement with light transmitter and receiver - has partially-transmissive mirror inclined to beam path of transmitter and auxiliary transmitter or receiver
DE3139558C2 (en) *	1981-10-05	1987-05-27	Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch	V light barrier
DE3513671C3 (en) *	1985-04-16	1995-03-23	Sick Optik Elektronik Erwin	Light switch
DE202011000608U1 (en) *	2011-03-17	2012-06-18	Sick Ag	Mounting profile for a light curtain housing and light grid
DE102012011256B4 (en)	2012-06-05	2018-08-16	Georg Witkowski	Input element for a data processing device

1977
- 1977-03-17 CH CH333377A patent/CH610159A5/en not_active IP Right Cessation
1978
- 1978-03-16 DE DE19782811413 patent/DE2811413A1/en not_active Withdrawn
- 1978-03-17 SE SE7803098A patent/SE427076B/en unknown

Also Published As

Publication number	Publication date
DE2811413A1 (en)	1978-09-21
SE7803098L (en)	1978-09-18
SE427076B (en)	1983-02-28

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Legal Events

Date	Code	Title	Description
1986-11-28	PL	Patent ceased
2024-10-31	PL	Patent ceased