FR2653590B1 - BIPOLAR SPEED CHANGE DETECTOR. - Google Patents

BIPOLAR SPEED CHANGE DETECTOR.

Info

Publication number
FR2653590B1
FR2653590B1 FR9012367A FR9012367A FR2653590B1 FR 2653590 B1 FR2653590 B1 FR 2653590B1 FR 9012367 A FR9012367 A FR 9012367A FR 9012367 A FR9012367 A FR 9012367A FR 2653590 B1 FR2653590 B1 FR 2653590B1
Authority
FR
France
Prior art keywords
speed change
change detector
bipolar
bipolar speed
detector
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 - Fee Related
Application number
FR9012367A
Other languages
French (fr)
Other versions
FR2653590A1 (en
Inventor
Allen K. Breed
Ted Thuen
Carl T. Grossi
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.)
Breed Automotive Technology Inc
Original Assignee
Breed Automotive Technology Inc
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 US07/423,871 external-priority patent/US5005861A/en
Application filed by Breed Automotive Technology Inc filed Critical Breed Automotive Technology Inc
Publication of FR2653590A1 publication Critical patent/FR2653590A1/en
Application granted granted Critical
Publication of FR2653590B1 publication Critical patent/FR2653590B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
    • G01P15/02—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses
    • G01P15/08—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values
    • G01P15/135—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values by making use of contacts which are actuated by a movable inertial mass
    • 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
    • H01H35/141—Details
    • H01H35/142—Damping means to avoid unwanted response
FR9012367A 1989-10-06 1990-10-08 BIPOLAR SPEED CHANGE DETECTOR. Expired - Fee Related FR2653590B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US41822889A 1989-10-06 1989-10-06
US07/423,871 US5005861A (en) 1989-10-19 1989-10-19 Velocity change sensor with double pole sensor

Publications (2)

Publication Number Publication Date
FR2653590A1 FR2653590A1 (en) 1991-04-26
FR2653590B1 true FR2653590B1 (en) 1994-03-18

Family

ID=27024035

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9012367A Expired - Fee Related FR2653590B1 (en) 1989-10-06 1990-10-08 BIPOLAR SPEED CHANGE DETECTOR.

Country Status (3)

Country Link
DE (1) DE4031327A1 (en)
FR (1) FR2653590B1 (en)
GB (1) GB2236621B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5322325A (en) * 1989-10-19 1994-06-21 Breed Automotive Technology, Inc. Safing velocity change sensor
DE4218867A1 (en) * 1991-06-11 1992-12-17 Breed Automotive Tech SPEED CHANGE SENSOR WITH A CYLINDRICAL MAGNET
US5178410A (en) * 1991-06-14 1993-01-12 Breed Automotive Technology, Inc. Velocity change sensor with lateral shock absorber
FR2681695B1 (en) * 1991-09-24 1997-01-10 Breed Automotive Tech SAFETY SPEED VARIATION DETECTOR.
DE4335250A1 (en) * 1993-10-15 1995-04-20 Trw Repa Gmbh Electromechanical acceleration sensor
US5533588A (en) * 1993-10-15 1996-07-09 Trw Repa Gmbh Mechanical acceleration sensor

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3784773A (en) * 1970-10-15 1974-01-08 I Jubenville Trailer anti-fishtail acceleration responsive switch assembly with actuator magnetic holding structure
US3812726A (en) * 1972-09-28 1974-05-28 Technar Inc Velocity responsive apparatus
US3889130A (en) * 1973-06-04 1975-06-10 Breed Corp Mass in liquid vehicular crash sensor
FR2283444A1 (en) * 1974-07-31 1976-03-26 Sagem Fluid filled acceleration detector - has mass held below threshold value in housing with detector at end
US4039790A (en) * 1976-03-29 1977-08-02 Frank Treckman Inertia switch having reciprocating mass
US4097699A (en) * 1976-09-07 1978-06-27 Eaton Corporation Viscous damped crash sensor unit with inertia switch
US4284863A (en) * 1979-05-09 1981-08-18 Breed Corporation Velocity change sensor
AT376795B (en) * 1982-06-08 1984-12-27 Elkon Elektron Geraeten ELECTRONIC SMALL DEVICE, ESPECIALLY ELECTRONIC FEVER THERMOMETER
DE3313033C1 (en) * 1983-04-12 1984-08-02 Helba Elektronik-Baugruppen Gmbh & Co Kg, 5628 Heiligenhaus Acceleration limit-value switch
DE8310623U1 (en) * 1983-04-12 1983-09-08 Helba Elektronik-Baugruppen Gmbh & Co Kg, 5628 Heiligenhaus Acceleration limit switch
US4816627A (en) * 1987-12-24 1989-03-28 Ford Motor Company Fluid damped acceleration sensor
US4851705A (en) * 1988-09-23 1989-07-25 Automotive Systems Laboratory, Inc. Firing circuit for a vehicle passenger restraint system

Also Published As

Publication number Publication date
GB2236621A (en) 1991-04-10
GB9021740D0 (en) 1990-11-21
GB2236621B (en) 1994-07-27
FR2653590A1 (en) 1991-04-26
DE4031327A1 (en) 1991-04-11

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