FR69314E - Système de mesure de la vitesse - Google Patents
Système de mesure de la vitesseInfo
- Publication number
- FR69314E FR69314E FR69314DA FR69314E FR 69314 E FR69314 E FR 69314E FR 69314D A FR69314D A FR 69314DA FR 69314 E FR69314 E FR 69314E
- Authority
- FR
- France
- Prior art keywords
- measuring system
- speed measuring
- speed
- measuring
- 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
- G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L17/00—Switching systems for classification yards
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L25/00—Recording or indicating positions or identities of vehicles or trains or setting of track apparatus
- B61L25/02—Indicating or recording positions or identities of vehicles or trains
- B61L25/021—Measuring and recording of train speed
-
- 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
- G01P3/50—Devices characterised by the use of electric or magnetic means for measuring linear speed
- G01P3/54—Devices characterised by the use of electric or magnetic means for measuring linear speed by measuring frequency of generated current or voltage
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1031033X | 1955-12-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR69314E true FR69314E (fr) | 1958-10-23 |
Family
ID=9582889
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1139526D Expired FR1139526A (fr) | 1955-12-30 | 1955-12-30 | Système de mesure de la vitesse |
FR69314D Expired FR69314E (fr) | 1955-12-30 | 1956-03-07 | Système de mesure de la vitesse |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1139526D Expired FR1139526A (fr) | 1955-12-30 | 1955-12-30 | Système de mesure de la vitesse |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE553549A (fr) |
CH (1) | CH342388A (fr) |
DE (1) | DE1031033B (fr) |
FR (2) | FR1139526A (fr) |
GB (1) | GB818782A (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3402350A (en) * | 1965-12-06 | 1968-09-17 | Richard L. Shellabarger | Method and product for standardizing tape recording and playback systems |
DE3641748A1 (de) * | 1986-12-06 | 1988-06-16 | Hoesch Stahl Ag | Verfahren und vorrichtung zur messung und regelung des verformungsgrades |
FR2622248B1 (fr) * | 1987-10-23 | 1990-02-02 | Elf Aquitaine | Procede et dispositif pour la mesure du deplacement d'une tige de pompage d'un puits pompe |
JPH01114759A (ja) * | 1987-10-28 | 1989-05-08 | Nippon Soken Inc | 変位速度検出器 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2576424A (en) * | 1945-05-09 | 1951-11-27 | Philco Corp | Automatic speed control for railguided vehicles |
FR1002216A (fr) * | 1946-08-16 | 1952-03-04 | Clair Echo Soc | Régulateur de vitesse électronique par impulsions |
-
0
- BE BE553549D patent/BE553549A/xx unknown
-
1955
- 1955-12-30 FR FR1139526D patent/FR1139526A/fr not_active Expired
-
1956
- 1956-03-07 FR FR69314D patent/FR69314E/fr not_active Expired
- 1956-11-27 GB GB36213/56A patent/GB818782A/en not_active Expired
- 1956-11-30 DE DEF21789A patent/DE1031033B/de active Pending
- 1956-12-20 CH CH342388D patent/CH342388A/fr unknown
Also Published As
Publication number | Publication date |
---|---|
BE553549A (fr) | |
CH342388A (fr) | 1959-11-15 |
GB818782A (en) | 1959-08-26 |
FR1139526A (fr) | 1957-07-02 |
DE1031033B (de) | 1958-05-29 |
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