FR654775A - Perfectionnements aux compensateurs de température dans les compteurs de vitesse - Google Patents

Perfectionnements aux compensateurs de température dans les compteurs de vitesse

Info

Publication number
FR654775A
FR654775A FR654775DA FR654775A FR 654775 A FR654775 A FR 654775A FR 654775D A FR654775D A FR 654775DA FR 654775 A FR654775 A FR 654775A
Authority
FR
France
Prior art keywords
speedometers
temperature compensators
compensators
temperature
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
Application number
Other languages
English (en)
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.)
Delco Electronics LLC
Original Assignee
AC Spark Plug Co
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 AC Spark Plug Co filed Critical AC Spark Plug Co
Application granted granted Critical
Publication of FR654775A publication Critical patent/FR654775A/fr
Expired 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
    • 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
    • G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
    • G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
    • G01P3/487—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals delivered by rotating magnets
    • 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
    • G01P3/4956—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 with thermal compensation

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
  • Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
  • Dc Machiner (AREA)
FR654775D 1927-06-20 1928-05-11 Perfectionnements aux compensateurs de température dans les compteurs de vitesse Expired FR654775A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US200278A US1672189A (en) 1927-06-20 1927-06-20 Thermostatic control for speedometers

Publications (1)

Publication Number Publication Date
FR654775A true FR654775A (fr) 1929-04-10

Family

ID=22741036

Family Applications (1)

Application Number Title Priority Date Filing Date
FR654775D Expired FR654775A (fr) 1927-06-20 1928-05-11 Perfectionnements aux compensateurs de température dans les compteurs de vitesse

Country Status (3)

Country Link
US (1) US1672189A (fr)
FR (1) FR654775A (fr)
GB (1) GB292499A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2731025A (en) * 1954-08-31 1956-01-17 Foxboro Co Magnetic drag speed measurement device
US3077782A (en) * 1956-04-02 1963-02-19 North American Aviation Inc Inertial velocity meter
JPS5935497B2 (ja) * 1979-02-28 1984-08-29 株式会社東芝 マグネトロン
GB2044990B (en) * 1979-02-28 1983-11-16 Tokyo Shibaura Electric Co Magnetron with thermally compensated magnetic system

Also Published As

Publication number Publication date
GB292499A (en) 1929-08-01
US1672189A (en) 1928-06-05

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