FR672538A - Indicateur de vitesse - Google Patents
Indicateur de vitesseInfo
- Publication number
- FR672538A FR672538A FR672538DA FR672538A FR 672538 A FR672538 A FR 672538A FR 672538D A FR672538D A FR 672538DA FR 672538 A FR672538 A FR 672538A
- Authority
- FR
- France
- Prior art keywords
- speed indicator
- indicator
- speed
- 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
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
- G01P3/46—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring amplitude of generated current or voltage
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR672538T | 1929-04-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR672538A true FR672538A (fr) | 1929-12-30 |
Family
ID=9017542
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR672538D Expired FR672538A (fr) | 1929-04-04 | 1929-04-04 | Indicateur de vitesse |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR672538A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3496770A (en) * | 1968-01-10 | 1970-02-24 | James M Fassett | Boat velocity indicating arrangement |
-
1929
- 1929-04-04 FR FR672538D patent/FR672538A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3496770A (en) * | 1968-01-10 | 1970-02-24 | James M Fassett | Boat velocity indicating arrangement |
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