FR2652907B1 - Detecteur de changement de vitesse avec concentrateur et directeur de champ magnetique. - Google Patents

Detecteur de changement de vitesse avec concentrateur et directeur de champ magnetique.

Info

Publication number
FR2652907B1
FR2652907B1 FR9012199A FR9012199A FR2652907B1 FR 2652907 B1 FR2652907 B1 FR 2652907B1 FR 9012199 A FR9012199 A FR 9012199A FR 9012199 A FR9012199 A FR 9012199A FR 2652907 B1 FR2652907 B1 FR 2652907B1
Authority
FR
France
Prior art keywords
concentrator
magnetic field
speed change
change detector
field director
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
FR9012199A
Other languages
English (en)
Other versions
FR2652907A1 (fr
Inventor
Husby Harald
Allen K Breed
Thuen Ted
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
Application filed by Breed Automotive Technology Inc filed Critical Breed Automotive Technology Inc
Publication of FR2652907A1 publication Critical patent/FR2652907A1/fr
Application granted granted Critical
Publication of FR2652907B1 publication Critical patent/FR2652907B1/fr
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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Air Bags (AREA)
  • Sewing Machines And Sewing (AREA)
  • Control Of High-Frequency Heating Circuits (AREA)
  • Switches That Are Operated By Magnetic Or Electric Fields (AREA)
FR9012199A 1989-10-06 1990-10-03 Detecteur de changement de vitesse avec concentrateur et directeur de champ magnetique. Expired - Fee Related FR2652907B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US41814789A 1989-10-06 1989-10-06

Publications (2)

Publication Number Publication Date
FR2652907A1 FR2652907A1 (fr) 1991-04-12
FR2652907B1 true FR2652907B1 (fr) 1994-06-03

Family

ID=23656916

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9012199A Expired - Fee Related FR2652907B1 (fr) 1989-10-06 1990-10-03 Detecteur de changement de vitesse avec concentrateur et directeur de champ magnetique.

Country Status (7)

Country Link
JP (1) JPH03125976A (fr)
CA (1) CA2026919C (fr)
DE (1) DE4031330A1 (fr)
FR (1) FR2652907B1 (fr)
GB (1) GB2236622B (fr)
IT (1) IT1241709B (fr)
SE (1) SE500338C2 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1257226B (it) * 1991-06-11 1996-01-10 Breed Automotive Tech Sensore del cambiamento di velocita' con un magnete cilindrico.
JPH075993U (ja) * 1993-07-05 1995-01-27 日本精工株式会社 起動装置
DE29619060U1 (de) * 1996-11-02 1998-03-05 Stein, Wolfgang, 63776 Mömbris Vorrichtung zur Erhöhung der Verkehrssicherheit im fließenden Verkehr von Kraftfahrzeugen

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3557628A (en) * 1967-12-27 1971-01-26 Toyoda Chuo Kenkyusho Kk Accelerometer
US3737599A (en) * 1971-10-26 1973-06-05 Gulton Ind Inc Acceleration switch with magnetic permeable metal sleeve for shunting magnetic field
DE2620134C2 (de) * 1976-05-07 1986-01-02 Robert Bosch Gmbh, 7000 Stuttgart Einrichtung zur Lageerkennung von beweglichen Körpern
US4329549A (en) * 1980-04-29 1982-05-11 Breed Corporation Magnetically biased velocity change sensor
IT1221909B (it) * 1987-04-28 1990-07-12 Fiat Auto Spa Procedimento e dispositivo di rilevazione magnetica particolarmente per rilevare i parametri di movimento angolare di elementi rotanti
JPH0697236B2 (ja) * 1987-05-30 1994-11-30 株式会社日本自動車部品総合研究所 加速度センサ

Also Published As

Publication number Publication date
GB2236622A (en) 1991-04-10
GB9021741D0 (en) 1990-11-21
SE500338C2 (sv) 1994-06-06
IT1241709B (it) 1994-01-31
DE4031330A1 (de) 1991-04-11
CA2026919A1 (fr) 1991-04-07
GB2236622B (en) 1994-05-11
SE9001950D0 (sv) 1990-05-31
IT9067747A0 (it) 1990-10-02
SE9001950L (sv) 1991-04-07
IT9067747A1 (it) 1992-04-02
FR2652907A1 (fr) 1991-04-12
CA2026919C (fr) 1996-09-03
JPH03125976A (ja) 1991-05-29

Similar Documents

Publication Publication Date Title
DE3683245D1 (de) Vorrichtung mit zwei daempfern.
DE68923939D1 (de) Durchflussmesser mit veränderbarer Blendenöffnung.
DE69020473D1 (de) Verbesserungen an und im Zusammenhang mit elektromagnetischen Durchflussmessern.
FR2653233B1 (fr) Dispositif de detection lineaire de rayonnement.
EP0627197A3 (fr) Dispositif collecteur.
DE69018285D1 (de) Kraft-Messfühler mit Widerstandselementen.
EP0640840A3 (fr) Procédé et dispositif de détection de champ magnétique.
NO910354D0 (no) Testeanordning med aksellerasjonsroer.
DE69018907D1 (de) Bilderzeugungsgerät mit Aufladungsmitteln.
FI913948L (fi) Kompositmaterial vars ytskikt bestaor av polyetylen med ultrahoeg molekylvikt samt foerfarande foer framstaellning av detsamma.
DE69002032D1 (de) Partikelaufnehmer mit elektronischer detektion.
DE69011391D1 (de) Magnetische Lagervorrichtung.
DE68923822D1 (de) Hochgeschwindigkeits-CMOS-Komparator mit Hysteresis.
DE68912491D1 (de) Magnetlager.
EP0460291A3 (en) Magnetic field sensitive apparatus with several magnetic field sensors
DE69112473D1 (de) Lautsprecheranordnung und TV mit solcher Anordnung.
DE68914826D1 (de) Radlager mit Radgeschwindigkeitssensor.
DE69000873D1 (de) Sensormagnet-befestigungsvorrichtung mit verbessertem montageaufbau.
DE69001888D1 (de) Drehzahlmessaufnehmer mit veraenderlichem magnetischem flusswiderstand.
FI906341L (fi) Detektorspole foer maetning av magnetfaelt.
DE69017373D1 (de) Fokussierungsdetektionsgerät.
FI902648A7 (fi) Integroitu muisti, jossa on ilmaisinvahvistin
FR2665543B1 (fr) Capteur de champ magnetique a haute sensibilite.
FR2652907B1 (fr) Detecteur de changement de vitesse avec concentrateur et directeur de champ magnetique.
DE69110380D1 (de) Bremsvorrichtung mit Magnet und Supraleiter.

Legal Events

Date Code Title Description
ST Notification of lapse
ST Notification of lapse