FR627819A - Tachymètre électrique - Google Patents
Tachymètre électriqueInfo
- Publication number
- FR627819A FR627819A FR627819DA FR627819A FR 627819 A FR627819 A FR 627819A FR 627819D A FR627819D A FR 627819DA FR 627819 A FR627819 A FR 627819A
- Authority
- FR
- France
- Prior art keywords
- electric tachometer
- tachometer
- electric
- 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
- G01P3/465—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring amplitude of generated current or voltage by using dynamo-electro tachometers or electric generator
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE627819X | 1926-02-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR627819A true FR627819A (fr) | 1927-10-13 |
Family
ID=6578468
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR627819D Expired FR627819A (fr) | 1926-02-06 | 1927-01-20 | Tachymètre électrique |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR627819A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2502712A (en) * | 1945-02-01 | 1950-04-04 | Metron Instr Company | Electrical tachometer |
-
1927
- 1927-01-20 FR FR627819D patent/FR627819A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2502712A (en) * | 1945-02-01 | 1950-04-04 | Metron Instr Company | Electrical tachometer |
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