IT1144471B - Sensore elettrico di vibrazioni - Google Patents

Sensore elettrico di vibrazioni

Info

Publication number
IT1144471B
IT1144471B IT68120/81A IT6812081A IT1144471B IT 1144471 B IT1144471 B IT 1144471B IT 68120/81 A IT68120/81 A IT 68120/81A IT 6812081 A IT6812081 A IT 6812081A IT 1144471 B IT1144471 B IT 1144471B
Authority
IT
Italy
Prior art keywords
vibration sensor
electric vibration
electric
sensor
vibration
Prior art date
Application number
IT68120/81A
Other languages
English (en)
Italian (it)
Other versions
IT8168120A0 (it
Inventor
John T Grant
Original Assignee
Pittway 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 Pittway Corp filed Critical Pittway Corp
Publication of IT8168120A0 publication Critical patent/IT8168120A0/it
Application granted granted Critical
Publication of IT1144471B publication Critical patent/IT1144471B/it

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H35/00—Switches operated by change of a physical condition
    • H01H35/14—Switches operated by change of acceleration, e.g. by shock or vibration, inertia switch
    • H01H35/144—Switches operated by change of acceleration, e.g. by shock or vibration, inertia switch operated by vibration
IT68120/81A 1980-08-13 1981-08-13 Sensore elettrico di vibrazioni IT1144471B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/177,566 US4339640A (en) 1980-08-13 1980-08-13 Electrical switch

Publications (2)

Publication Number Publication Date
IT8168120A0 IT8168120A0 (it) 1981-08-13
IT1144471B true IT1144471B (it) 1986-10-29

Family

ID=22649103

Family Applications (2)

Application Number Title Priority Date Filing Date
IT68120/81A IT1144471B (it) 1980-08-13 1981-08-13 Sensore elettrico di vibrazioni
IT8153541U IT8153541V0 (it) 1980-08-13 1981-08-13 Sensore elettrico di vibrazioni

Family Applications After (1)

Application Number Title Priority Date Filing Date
IT8153541U IT8153541V0 (it) 1980-08-13 1981-08-13 Sensore elettrico di vibrazioni

Country Status (7)

Country Link
US (1) US4339640A (enExample)
JP (1) JPS5754820A (enExample)
DE (1) DE3131389A1 (enExample)
ES (1) ES504710A0 (enExample)
FR (1) FR2488727A1 (enExample)
GB (1) GB2083706B (enExample)
IT (2) IT1144471B (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4544903A (en) * 1983-11-17 1985-10-01 Pittway Corporation Electrical connector system
EP0172005A3 (en) * 1984-08-10 1987-06-10 Maximal Security Products Limited Shock sensor switch
US5053589A (en) * 1990-06-29 1991-10-01 Grant John T Vibration sensing device
GB2260648B (en) * 1991-10-16 1995-05-17 John Mfg Ltd Sensor switch and a portable device sensitive to a change in movement

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR776878A (fr) * 1934-08-06 1935-02-06 Appareil servant à supprimer les risques d'incendie en cas d'accident sur véhiculeset avions à moteur
US3108252A (en) * 1960-12-12 1963-10-22 Torres Clemente Deceleration indicating switch
NL288510A (enExample) * 1962-02-05
GB1162994A (en) * 1966-10-10 1969-09-04 Inertia Switch Ltd Improvements in or relating to Electric Switches
US3384850A (en) * 1966-11-14 1968-05-21 Honeywell Inc Partially rolling, partially sliding contactor for electrical slidewires
FR1533242A (fr) * 1967-03-21 1968-07-19 Contacteur électrique oscillant
US3520200A (en) * 1967-10-03 1970-07-14 Motorola Inc Movement responsive apparatus
US3559203A (en) * 1967-11-13 1971-01-26 Rca Corp Agitation sensitive alarm circuit
GB1263076A (en) * 1968-04-19 1972-02-09 Cb Ass Ltd Vibration switch
US3509298A (en) * 1968-07-24 1970-04-28 Sylvania Electric Prod Disturbance switch
US3553399A (en) * 1968-08-12 1971-01-05 Honeywell Inc Antidisturbance switch with conductive housing top and bottom and printed circuit grid
US3539740A (en) * 1968-08-26 1970-11-10 Honeywell Inc Anti-disturbance switch
US3594520A (en) * 1969-10-22 1971-07-20 Rca Corp Agitation switch
US3671690A (en) * 1971-03-16 1972-06-20 Alarm Products Int Inc Vibrating switch
US3735072A (en) * 1971-08-19 1973-05-22 R Six Impact-opening electrical switch with breakable frangible element
US3731020A (en) * 1972-01-17 1973-05-01 Gen Dynamics Corp Inertia switch with manually adjustable conductive spring arm assembly
FR2189800B1 (enExample) * 1972-06-15 1977-02-11 Inertia Switch Ltd
US3812726A (en) * 1972-09-28 1974-05-28 Technar Inc Velocity responsive apparatus
US4042796A (en) * 1975-10-15 1977-08-16 Zink Enterprises Security Systems Inertia switch for sensing vibration forces
US4025744A (en) * 1976-03-29 1977-05-24 Litton Systems, Inc. Shock and vibration sensitive switch
US4085304A (en) * 1976-08-13 1978-04-18 Shorrock Developments Limited Vibration switch having threaded terminals and plural roller contacts
IE45963B1 (en) * 1977-06-27 1983-01-12 Anderson F A vibration sensing device
JPS5858607B2 (ja) * 1977-07-19 1983-12-26 三菱電機株式会社 振動検出装置

Also Published As

Publication number Publication date
FR2488727B1 (enExample) 1985-04-26
DE3131389A1 (de) 1982-05-13
JPS5754820A (en) 1982-04-01
ES8204874A1 (es) 1982-05-16
ES504710A0 (es) 1982-05-16
IT8168120A0 (it) 1981-08-13
FR2488727A1 (fr) 1982-02-19
US4339640A (en) 1982-07-13
IT8153541V0 (it) 1981-08-13
GB2083706A (en) 1982-03-24
GB2083706B (en) 1984-08-08

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