FR1342688A - Object detection mechanism - Google Patents

Object detection mechanism

Info

Publication number
FR1342688A
FR1342688A FR920867A FR920867A FR1342688A FR 1342688 A FR1342688 A FR 1342688A FR 920867 A FR920867 A FR 920867A FR 920867 A FR920867 A FR 920867A FR 1342688 A FR1342688 A FR 1342688A
Authority
FR
France
Prior art keywords
object detection
detection mechanism
detection
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
FR920867A
Other languages
French (fr)
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.)
Sperry Corp
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
Priority to FR920867A priority Critical patent/FR1342688A/en
Application granted granted Critical
Publication of FR1342688A publication Critical patent/FR1342688A/en
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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR920867A 1963-01-09 1963-01-09 Object detection mechanism Expired FR1342688A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR920867A FR1342688A (en) 1963-01-09 1963-01-09 Object detection mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR920867A FR1342688A (en) 1963-01-09 1963-01-09 Object detection mechanism

Publications (1)

Publication Number Publication Date
FR1342688A true FR1342688A (en) 1963-11-08

Family

ID=8794339

Family Applications (1)

Application Number Title Priority Date Filing Date
FR920867A Expired FR1342688A (en) 1963-01-09 1963-01-09 Object detection mechanism

Country Status (1)

Country Link
FR (1) FR1342688A (en)

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