SE9002471D0 - Sensor foer hastighetsfoeraendring, med fjaederfoerbelastning - Google Patents

Sensor foer hastighetsfoeraendring, med fjaederfoerbelastning

Info

Publication number
SE9002471D0
SE9002471D0 SE9002471A SE9002471A SE9002471D0 SE 9002471 D0 SE9002471 D0 SE 9002471D0 SE 9002471 A SE9002471 A SE 9002471A SE 9002471 A SE9002471 A SE 9002471A SE 9002471 D0 SE9002471 D0 SE 9002471D0
Authority
SE
Sweden
Prior art keywords
speed change
spring load
inertial element
sensor makes
makes speed
Prior art date
Application number
SE9002471A
Other languages
English (en)
Other versions
SE9002471L (sv
SE513091C2 (sv
Inventor
T Thuen
Original Assignee
Breed Automotive Tech
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 US07/447,108 external-priority patent/US5031931A/en
Application filed by Breed Automotive Tech filed Critical Breed Automotive Tech
Publication of SE9002471D0 publication Critical patent/SE9002471D0/sv
Publication of SE9002471L publication Critical patent/SE9002471L/sv
Publication of SE513091C2 publication Critical patent/SE513091C2/sv

Links

Classifications

    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Air Bags (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
  • Measuring Fluid Pressure (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
SE9002471A 1989-10-06 1990-07-20 Accelerometer för avkänning av hastighetsförändringar hos ett fordon SE513091C2 (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US41822889A 1989-10-06 1989-10-06
US07/447,108 US5031931A (en) 1989-12-06 1989-12-06 Velocity change sensor with spring bias

Publications (3)

Publication Number Publication Date
SE9002471D0 true SE9002471D0 (sv) 1990-07-20
SE9002471L SE9002471L (sv) 1991-04-07
SE513091C2 SE513091C2 (sv) 2000-07-03

Family

ID=27024036

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9002471A SE513091C2 (sv) 1989-10-06 1990-07-20 Accelerometer för avkänning av hastighetsförändringar hos ett fordon

Country Status (5)

Country Link
DE (1) DE4031332C2 (sv)
FR (1) FR2652908B1 (sv)
GB (1) GB2236619B (sv)
IT (1) IT1241708B (sv)
SE (1) SE513091C2 (sv)

Families Citing this family (5)

* 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
US5237134A (en) * 1989-12-06 1993-08-17 Breed Automotive Technology, Inc. Gas damped crash sensor
FR2681695B1 (fr) * 1991-09-24 1997-01-10 Breed Automotive Tech Detecteur de variation de vitesse de securite.
DE4140691A1 (de) * 1991-12-10 1993-06-17 Trw Repa Gmbh Fahrzeugsensitiver mechanischer kontaktgeber
RU2522891C2 (ru) * 2012-10-18 2014-07-20 Российская Федерация, от имени которой выступает Государственная корпорация по атомной энергии "Росатом" Магнитное пороговое устройство

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB779194A (en) * 1954-03-01 1957-07-17 Tiltman Langley Ltd Improvements relating to impact detectors
US3141936A (en) * 1962-10-17 1964-07-21 John M Boyle Conductive springs and ball acceleration switch
US3655929A (en) * 1970-10-23 1972-04-11 Ford Motor Co Device for detecting and signalling a change of more than a prescribed amount in the rate of movement of an object
US3688063A (en) * 1971-02-22 1972-08-29 Technar Inc Crash sensing switch
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
US4020302A (en) * 1975-02-21 1977-04-26 Nissan Motor Co., Ltd. Sensor having spring biasing structure to retain conductive bridging inertial mass in a non-operative position
JPS51124479A (en) * 1975-04-23 1976-10-29 Nissan Motor Co Ltd Acceleration detector
US4097699A (en) * 1976-09-07 1978-06-27 Eaton Corporation Viscous damped crash sensor unit with inertia switch
DE2918463A1 (de) * 1979-05-08 1980-11-13 Manfred Kelle Elektrischer schalter
US4284863A (en) * 1979-05-09 1981-08-18 Breed Corporation Velocity change sensor
US4266107A (en) * 1979-08-20 1981-05-05 The United States Of America As Represented By The United States Department Of Energy Acceleration switch
US4329549A (en) * 1980-04-29 1982-05-11 Breed Corporation Magnetically biased velocity change sensor
GB2086484B (en) * 1980-10-30 1984-04-26 Manwaring Alan Motor vehicle overrunning fuel cut-off control
DE3713698C1 (de) * 1987-04-24 1988-07-14 Hopt & Schuler Ddm Beschleunigungsschalter
US4816627A (en) * 1987-12-24 1989-03-28 Ford Motor Company Fluid damped acceleration sensor
US4857680A (en) * 1988-12-22 1989-08-15 Ford Motor Company Acceleration sensor
WO1990010301A1 (en) * 1989-02-21 1990-09-07 Automotive Technologies International, Inc. Short-travel mechanical crash sensor
DE4022388A1 (de) * 1990-07-13 1992-01-23 Hopt & Schuler Ddm Beschleunigungsschalter mit schnappfeder

Also Published As

Publication number Publication date
GB2236619B (en) 1994-08-10
DE4031332C2 (de) 2001-02-08
SE9002471L (sv) 1991-04-07
FR2652908B1 (fr) 1995-02-24
IT9067746A0 (it) 1990-10-02
FR2652908A1 (fr) 1991-04-12
IT1241708B (it) 1994-01-31
IT9067746A1 (it) 1992-04-02
GB2236619A (en) 1991-04-10
GB9021738D0 (en) 1990-11-21
DE4031332A1 (de) 1991-04-18
SE513091C2 (sv) 2000-07-03

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Legal Events

Date Code Title Description
NUG Patent has lapsed