IT9067746A0 - Sensore del cambiamento della velocita' con sollecitazione elastica - Google Patents

Sensore del cambiamento della velocita' con sollecitazione elastica

Info

Publication number
IT9067746A0
IT9067746A0 IT9067746A IT6774690A IT9067746A0 IT 9067746 A0 IT9067746 A0 IT 9067746A0 IT 9067746 A IT9067746 A IT 9067746A IT 6774690 A IT6774690 A IT 6774690A IT 9067746 A0 IT9067746 A0 IT 9067746A0
Authority
IT
Italy
Prior art keywords
speed change
elastic stress
change sensor
sensor
stress
Prior art date
Application number
IT9067746A
Other languages
English (en)
Other versions
IT1241708B (it
IT9067746A1 (it
Inventor
Ted Thuen
Harald S Husby
Allen K Breed
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 IT9067746A0 publication Critical patent/IT9067746A0/it
Publication of IT9067746A1 publication Critical patent/IT9067746A1/it
Application granted granted Critical
Publication of IT1241708B publication Critical patent/IT1241708B/it

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)
IT67746A 1989-10-06 1990-10-02 Sensore del cambiamento della velocita' con sollecitazione elastica IT1241708B (it)

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
IT9067746A0 true IT9067746A0 (it) 1990-10-02
IT9067746A1 IT9067746A1 (it) 1992-04-02
IT1241708B IT1241708B (it) 1994-01-31

Family

ID=27024036

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67746A IT1241708B (it) 1989-10-06 1990-10-02 Sensore del cambiamento della velocita' con sollecitazione elastica

Country Status (5)

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

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
DE7913253U1 (de) * 1979-05-08 1983-04-28 Kelle, Manfred, 4902 Bad Salzuflen 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
GB9021738D0 (en) 1990-11-21
SE513091C2 (sv) 2000-07-03
IT1241708B (it) 1994-01-31
DE4031332C2 (de) 2001-02-08
DE4031332A1 (de) 1991-04-18
SE9002471L (sv) 1991-04-07
IT9067746A1 (it) 1992-04-02
GB2236619B (en) 1994-08-10
SE9002471D0 (sv) 1990-07-20
GB2236619A (en) 1991-04-10
FR2652908B1 (fr) 1995-02-24
FR2652908A1 (fr) 1991-04-12

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971031