FR901663A - Electrical device for measuring the speed of rotation - Google Patents

Electrical device for measuring the speed of rotation

Info

Publication number
FR901663A
FR901663A FR901663DA FR901663A FR 901663 A FR901663 A FR 901663A FR 901663D A FR901663D A FR 901663DA FR 901663 A FR901663 A FR 901663A
Authority
FR
France
Prior art keywords
measuring
rotation
speed
electrical device
electrical
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
French (fr)
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.)
Licentia Patent Verwaltungs GmbH
Original Assignee
Licentia Patent Verwaltungs GmbH
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 Licentia Patent Verwaltungs GmbH filed Critical Licentia Patent Verwaltungs GmbH
Application granted granted Critical
Publication of FR901663A publication Critical patent/FR901663A/en
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
    • G01P3/26—Devices characterised by the use of fluids
    • G01P3/28—Devices characterised by the use of fluids by using pumps
    • 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
    • G01P3/26—Devices characterised by the use of fluids

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR901663D 1943-01-30 1944-01-29 Electrical device for measuring the speed of rotation Expired FR901663A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE901663X 1943-01-30
FR53831T 1944-07-28

Publications (1)

Publication Number Publication Date
FR901663A true FR901663A (en) 1945-08-02

Family

ID=63721195

Family Applications (2)

Application Number Title Priority Date Filing Date
FR901663D Expired FR901663A (en) 1943-01-30 1944-01-29 Electrical device for measuring the speed of rotation
FR53831D Expired FR53831E (en) 1943-01-30 1944-07-28 Electrical device for measuring the speed of rotation

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR53831D Expired FR53831E (en) 1943-01-30 1944-07-28 Electrical device for measuring the speed of rotation

Country Status (2)

Country Link
FR (2) FR901663A (en)
NL (2) NL115030B (en)

Also Published As

Publication number Publication date
FR53831E (en) 1946-09-09
NL116957B (en) 1900-01-01
NL115030B (en) 1900-01-01

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