FR2646713A1 - Enregistreur-temoin de vitesse a double effet inertiel - Google Patents

Enregistreur-temoin de vitesse a double effet inertiel Download PDF

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Publication number
FR2646713A1
FR2646713A1 FR8905963A FR8905963A FR2646713A1 FR 2646713 A1 FR2646713 A1 FR 2646713A1 FR 8905963 A FR8905963 A FR 8905963A FR 8905963 A FR8905963 A FR 8905963A FR 2646713 A1 FR2646713 A1 FR 2646713A1
Authority
FR
France
Prior art keywords
speed
vehicle
inertial
indicator
drum
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.)
Granted
Application number
FR8905963A
Other languages
English (en)
French (fr)
Other versions
FR2646713B1 (enrdf_load_stackoverflow
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.)
TANGUY VICTOR
Original Assignee
TANGUY VICTOR
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 TANGUY VICTOR filed Critical TANGUY VICTOR
Priority to FR8905963A priority Critical patent/FR2646713A1/fr
Publication of FR2646713A1 publication Critical patent/FR2646713A1/fr
Application granted granted Critical
Publication of FR2646713B1 publication Critical patent/FR2646713B1/fr
Granted legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G01P3/49—Devices characterised by the use of electric or magnetic means for measuring angular speed using eddy currents
    • G01P3/495—Devices characterised by the use of electric or magnetic means for measuring angular speed using eddy currents where the indicating means responds to forces produced by the eddy currents and the generating magnetic field
    • 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
    • G01P1/12—Recording devices
    • G01P1/122—Speed recorders
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
FR8905963A 1989-05-05 1989-05-05 Enregistreur-temoin de vitesse a double effet inertiel Granted FR2646713A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8905963A FR2646713A1 (fr) 1989-05-05 1989-05-05 Enregistreur-temoin de vitesse a double effet inertiel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8905963A FR2646713A1 (fr) 1989-05-05 1989-05-05 Enregistreur-temoin de vitesse a double effet inertiel

Publications (2)

Publication Number Publication Date
FR2646713A1 true FR2646713A1 (fr) 1990-11-09
FR2646713B1 FR2646713B1 (enrdf_load_stackoverflow) 1994-04-22

Family

ID=9381439

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8905963A Granted FR2646713A1 (fr) 1989-05-05 1989-05-05 Enregistreur-temoin de vitesse a double effet inertiel

Country Status (1)

Country Link
FR (1) FR2646713A1 (enrdf_load_stackoverflow)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3693461A (en) * 1970-05-06 1972-09-26 Gen Motors Corp Multidirectional sensor
FR2221055A5 (en) * 1973-03-06 1974-10-04 Jules Ets Richard Road vehicle black box recorder - allows abnormal function of brakes etc. and other controls to be traced after accident
US4031848A (en) * 1976-03-17 1977-06-28 Wayne D. Steimle Inertial performance indicator
FR2394091A1 (fr) * 1977-06-08 1979-01-05 Gignoux Hubert Dispositif de detection et de memorisation de mouvements anormaux

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3693461A (en) * 1970-05-06 1972-09-26 Gen Motors Corp Multidirectional sensor
FR2221055A5 (en) * 1973-03-06 1974-10-04 Jules Ets Richard Road vehicle black box recorder - allows abnormal function of brakes etc. and other controls to be traced after accident
US4031848A (en) * 1976-03-17 1977-06-28 Wayne D. Steimle Inertial performance indicator
FR2394091A1 (fr) * 1977-06-08 1979-01-05 Gignoux Hubert Dispositif de detection et de memorisation de mouvements anormaux

Also Published As

Publication number Publication date
FR2646713B1 (enrdf_load_stackoverflow) 1994-04-22

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Legal Events

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ST Notification of lapse