FR649951A - Speedometer device for motor cars - Google Patents

Speedometer device for motor cars

Info

Publication number
FR649951A
FR649951A FR649951DA FR649951A FR 649951 A FR649951 A FR 649951A FR 649951D A FR649951D A FR 649951DA FR 649951 A FR649951 A FR 649951A
Authority
FR
France
Prior art keywords
motor cars
speedometer device
speedometer
cars
motor
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)
Inventor
Alexander Schmelcher
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 filed Critical
Application granted granted Critical
Publication of FR649951A publication Critical patent/FR649951A/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
    • G01P3/02—Devices characterised by the use of mechanical means
    • G01P3/16—Devices characterised by the use of mechanical means by using centrifugal forces of solid masses
    • G01P3/22—Devices characterised by the use of mechanical means by using centrifugal forces of solid masses transferred to the indicator by electric or magnetic means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Lubricants (AREA)
FR649951D 1927-02-28 1928-02-27 Speedometer device for motor cars Expired FR649951A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE286225T 1927-02-28

Publications (1)

Publication Number Publication Date
FR649951A true FR649951A (en) 1928-12-31

Family

ID=31893887

Family Applications (1)

Application Number Title Priority Date Filing Date
FR649951D Expired FR649951A (en) 1927-02-28 1928-02-27 Speedometer device for motor cars

Country Status (2)

Country Link
FR (1) FR649951A (en)
GB (1) GB286225A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114460328B (en) * 2021-12-30 2024-07-05 安徽科海建设项目管理有限公司 Engineering acceptance monitoring device for hydraulic engineering supervision

Also Published As

Publication number Publication date
GB286225A (en) 1928-11-08

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