GB2329965B - Direct current motor speed measurement apparatus and method - Google Patents
Direct current motor speed measurement apparatus and methodInfo
- Publication number
- GB2329965B GB2329965B GB9720769A GB9720769A GB2329965B GB 2329965 B GB2329965 B GB 2329965B GB 9720769 A GB9720769 A GB 9720769A GB 9720769 A GB9720769 A GB 9720769A GB 2329965 B GB2329965 B GB 2329965B
- Authority
- GB
- United Kingdom
- Prior art keywords
- direct current
- measurement apparatus
- motor speed
- current motor
- speed measurement
- 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 - Fee Related
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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Tests Of Circuit Breakers, Generators, And Electric Motors (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9720769A GB2329965B (en) | 1997-09-30 | 1997-09-30 | Direct current motor speed measurement apparatus and method |
DE19744647A DE19744647A1 (en) | 1997-09-30 | 1997-10-09 | DC motor speed measuring method and apparatus |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9720769A GB2329965B (en) | 1997-09-30 | 1997-09-30 | Direct current motor speed measurement apparatus and method |
DE19744647A DE19744647A1 (en) | 1997-09-30 | 1997-10-09 | DC motor speed measuring method and apparatus |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9720769D0 GB9720769D0 (en) | 1997-12-03 |
GB2329965A GB2329965A (en) | 1999-04-07 |
GB2329965B true GB2329965B (en) | 2001-05-09 |
Family
ID=26040705
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9720769A Expired - Fee Related GB2329965B (en) | 1997-09-30 | 1997-09-30 | Direct current motor speed measurement apparatus and method |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE19744647A1 (en) |
GB (1) | GB2329965B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102008040530A1 (en) * | 2008-07-18 | 2010-01-21 | Robert Bosch Gmbh | Determining a speed of an electric machine |
CN114859071A (en) * | 2022-06-14 | 2022-08-05 | 北京斯年智驾科技有限公司 | Wheel speed acquisition module, device and method |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61245062A (en) * | 1985-04-23 | 1986-10-31 | Nippon Soken Inc | Motor revolution degree detecting device |
-
1997
- 1997-09-30 GB GB9720769A patent/GB2329965B/en not_active Expired - Fee Related
- 1997-10-09 DE DE19744647A patent/DE19744647A1/en not_active Withdrawn
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61245062A (en) * | 1985-04-23 | 1986-10-31 | Nippon Soken Inc | Motor revolution degree detecting device |
Also Published As
Publication number | Publication date |
---|---|
DE19744647A1 (en) | 1999-04-15 |
GB9720769D0 (en) | 1997-12-03 |
GB2329965A (en) | 1999-04-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20080930 |