GB2267574B - Piezoelectric accelerometer for automobiles - Google Patents

Piezoelectric accelerometer for automobiles

Info

Publication number
GB2267574B
GB2267574B GB9315487A GB9315487A GB2267574B GB 2267574 B GB2267574 B GB 2267574B GB 9315487 A GB9315487 A GB 9315487A GB 9315487 A GB9315487 A GB 9315487A GB 2267574 B GB2267574 B GB 2267574B
Authority
GB
United Kingdom
Prior art keywords
automobiles
piezoelectric accelerometer
accelerometer
piezoelectric
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
GB9315487A
Other versions
GB9315487D0 (en
GB2267574A (en
Inventor
Shunichi Wada
Masayuki Yano
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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 JP1989060712U external-priority patent/JPH0631425Y2/en
Priority claimed from JP6071189U external-priority patent/JPH02150567U/ja
Priority claimed from JP6513789U external-priority patent/JPH034268U/ja
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to GB9315487A priority Critical patent/GB2267574B/en
Publication of GB9315487D0 publication Critical patent/GB9315487D0/en
Publication of GB2267574A publication Critical patent/GB2267574A/en
Application granted granted Critical
Publication of GB2267574B publication Critical patent/GB2267574B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P1/00—Details of instruments
    • G01P1/02—Housings
    • G01P1/023—Housings for acceleration measuring devices
    • 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
    • G01P15/09—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 piezoelectric pick-up
    • G01P15/0907—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 piezoelectric pick-up of the compression mode type
GB9315487A 1989-05-24 1993-07-26 Piezoelectric accelerometer for automobiles Expired - Fee Related GB2267574B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9315487A GB2267574B (en) 1989-05-24 1993-07-26 Piezoelectric accelerometer for automobiles

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP1989060712U JPH0631425Y2 (en) 1989-05-24 1989-05-24 Acceleration sensor
JP6071189U JPH02150567U (en) 1989-05-24 1989-05-24
JP6513789U JPH034268U (en) 1989-06-02 1989-06-02
GB9315487A GB2267574B (en) 1989-05-24 1993-07-26 Piezoelectric accelerometer for automobiles

Publications (3)

Publication Number Publication Date
GB9315487D0 GB9315487D0 (en) 1993-09-08
GB2267574A GB2267574A (en) 1993-12-08
GB2267574B true GB2267574B (en) 1994-02-16

Family

ID=27451049

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9315487A Expired - Fee Related GB2267574B (en) 1989-05-24 1993-07-26 Piezoelectric accelerometer for automobiles

Country Status (1)

Country Link
GB (1) GB2267574B (en)

Also Published As

Publication number Publication date
GB9315487D0 (en) 1993-09-08
GB2267574A (en) 1993-12-08

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20030522