DK109247C - Electrical monitoring system for detecting the presence of an object in a monitoring zone. - Google Patents

Electrical monitoring system for detecting the presence of an object in a monitoring zone.

Info

Publication number
DK109247C
DK109247C DK8263A DK8263A DK109247C DK 109247 C DK109247 C DK 109247C DK 8263 A DK8263 A DK 8263A DK 8263 A DK8263 A DK 8263A DK 109247 C DK109247 C DK 109247C
Authority
DK
Denmark
Prior art keywords
detecting
monitoring
electrical
monitoring system
zone
Prior art date
Application number
DK8263A
Other languages
Danish (da)
Original Assignee
Sperry Rand 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 Sperry Rand Corp filed Critical Sperry Rand Corp
Application granted granted Critical
Publication of DK109247C publication Critical patent/DK109247C/en

Links

Classifications

    • 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
    • G01V8/20—Detecting, e.g. by using light barriers using multiple transmitters or receivers
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Control Of Conveyors (AREA)
  • Control Of Electric Motors In General (AREA)
DK8263A 1962-01-09 1963-01-09 Electrical monitoring system for detecting the presence of an object in a monitoring zone. DK109247C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US16599562A 1962-01-09 1962-01-09

Publications (1)

Publication Number Publication Date
DK109247C true DK109247C (en) 1968-04-01

Family

ID=22601349

Family Applications (1)

Application Number Title Priority Date Filing Date
DK8263A DK109247C (en) 1962-01-09 1963-01-09 Electrical monitoring system for detecting the presence of an object in a monitoring zone.

Country Status (7)

Country Link
AT (1) AT250833B (en)
CH (1) CH428944A (en)
DK (1) DK109247C (en)
ES (1) ES284135A1 (en)
GB (1) GB970231A (en)
NL (1) NL145193B (en)
SE (1) SE304954B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106219257B (en) * 2016-08-27 2018-06-19 无锡天奇信息技术有限公司 Tire line card vehicle piece uploading automatic electrical control system

Also Published As

Publication number Publication date
ES284135A1 (en) 1963-03-16
CH428944A (en) 1967-01-31
GB970231A (en) 1964-09-16
SE304954B (en) 1968-10-07
AT250833B (en) 1966-11-25
NL145193B (en) 1975-03-17

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