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JPS5237333A - Collision detecting device - Google Patents

Collision detecting device

Info

Publication number
JPS5237333A
JPS5237333A JP50112834A JP11283475A JPS5237333A JP S5237333 A JPS5237333 A JP S5237333A JP 50112834 A JP50112834 A JP 50112834A JP 11283475 A JP11283475 A JP 11283475A JP S5237333 A JPS5237333 A JP S5237333A
Authority
JP
Japan
Prior art keywords
detecting device
collision detecting
gasbag
piezo
draft
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.)
Pending
Application number
JP50112834A
Other languages
Japanese (ja)
Inventor
Shuzo Yoshida
Kazuo Oishi
Sotoo Kitamura
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.)
Soken Inc
Original Assignee
Nippon Soken 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
Application filed by Nippon Soken Inc filed Critical Nippon Soken Inc
Priority to JP50112834A priority Critical patent/JPS5237333A/en
Publication of JPS5237333A publication Critical patent/JPS5237333A/en
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
    • B60R21/013—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over
    • B60R21/0132—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over responsive to vehicle motion parameters, e.g. to vehicle longitudinal or transversal deceleration or speed value
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
    • B60R21/013—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over
    • B60R21/0136—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over responsive to actual contact with an obstacle, e.g. to vehicle deformation, bumper displacement or bumper velocity relative to the vehicle

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Air Bags (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)

Abstract

PURPOSE:To stabilize a collision detecting device by reducing the draft of output of impedance converter by connecting a switching element becoming intermittently on in series with a resistor in a collision detecting device particularly employing a piezo-electric element for operating a gasbag or the like.
JP50112834A 1975-09-17 1975-09-17 Collision detecting device Pending JPS5237333A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50112834A JPS5237333A (en) 1975-09-17 1975-09-17 Collision detecting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50112834A JPS5237333A (en) 1975-09-17 1975-09-17 Collision detecting device

Publications (1)

Publication Number Publication Date
JPS5237333A true JPS5237333A (en) 1977-03-23

Family

ID=14596687

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50112834A Pending JPS5237333A (en) 1975-09-17 1975-09-17 Collision detecting device

Country Status (1)

Country Link
JP (1) JPS5237333A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59101997A (en) * 1982-12-02 1984-06-12 Yaskawa Electric Mfg Co Ltd Amplifying circuit of piezoelectric type acceleration pickup output signal
US4700973A (en) * 1983-08-04 1987-10-20 Robert Bosch Gmbh Trigger system for a vehicular passenger restraint system
JPS63173970A (en) * 1987-01-14 1988-07-18 Matsushita Electric Ind Co Ltd Acceleration sensor
JPH02122272A (en) * 1988-10-31 1990-05-09 Minebea Co Ltd Impact sensing control circuit

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59101997A (en) * 1982-12-02 1984-06-12 Yaskawa Electric Mfg Co Ltd Amplifying circuit of piezoelectric type acceleration pickup output signal
JPH0236187B2 (en) * 1982-12-02 1990-08-15 Yaskawa Denki Seisakusho Kk
US4700973A (en) * 1983-08-04 1987-10-20 Robert Bosch Gmbh Trigger system for a vehicular passenger restraint system
JPS63173970A (en) * 1987-01-14 1988-07-18 Matsushita Electric Ind Co Ltd Acceleration sensor
JPH02122272A (en) * 1988-10-31 1990-05-09 Minebea Co Ltd Impact sensing control circuit

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