CA1034660A - Double-beam vibration detector - Google Patents

Double-beam vibration detector

Info

Publication number
CA1034660A
CA1034660A CA277,594A CA277594A CA1034660A CA 1034660 A CA1034660 A CA 1034660A CA 277594 A CA277594 A CA 277594A CA 1034660 A CA1034660 A CA 1034660A
Authority
CA
Canada
Prior art keywords
double
vibration detector
beam vibration
detector
vibration
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
CA277,594A
Other languages
French (fr)
Inventor
Robert A. Hall
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.)
Guardian Industries Corp
Original Assignee
Guardian Industries 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
Priority claimed from US293354A external-priority patent/US3862386A/en
Application filed by Guardian Industries Corp filed Critical Guardian Industries Corp
Priority to CA277,594A priority Critical patent/CA1034660A/en
Application granted granted Critical
Publication of CA1034660A publication Critical patent/CA1034660A/en
Expired legal-status Critical Current

Links

CA277,594A 1972-09-29 1977-05-02 Double-beam vibration detector Expired CA1034660A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA277,594A CA1034660A (en) 1972-09-29 1977-05-02 Double-beam vibration detector

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US293354A US3862386A (en) 1972-09-29 1972-09-29 Snap action type inertia switch with vibration amplication and actuator means
CA181,499A CA1022256A (en) 1972-09-29 1973-09-20 Double-beam vibration detector
CA277,594A CA1034660A (en) 1972-09-29 1977-05-02 Double-beam vibration detector

Publications (1)

Publication Number Publication Date
CA1034660A true CA1034660A (en) 1978-07-11

Family

ID=27163055

Family Applications (1)

Application Number Title Priority Date Filing Date
CA277,594A Expired CA1034660A (en) 1972-09-29 1977-05-02 Double-beam vibration detector

Country Status (1)

Country Link
CA (1) CA1034660A (en)

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