FR2270710A1 - Control cct for micromotor has capacitor turning on braking transistor - across motor when control pulse disappears - Google Patents
Control cct for micromotor has capacitor turning on braking transistor - across motor when control pulse disappearsInfo
- Publication number
- FR2270710A1 FR2270710A1 FR7513970A FR7513970A FR2270710A1 FR 2270710 A1 FR2270710 A1 FR 2270710A1 FR 7513970 A FR7513970 A FR 7513970A FR 7513970 A FR7513970 A FR 7513970A FR 2270710 A1 FR2270710 A1 FR 2270710A1
- Authority
- FR
- France
- Prior art keywords
- control
- transistor
- motor
- micromotor
- capacitor
- 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.)
- Granted
Links
- 239000003990 capacitor Substances 0.000 title abstract 4
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P8/00—Arrangements for controlling dynamo-electric motors rotating step by step
- H02P8/02—Arrangements for controlling dynamo-electric motors rotating step by step specially adapted for single-phase or bi-pole stepper motors, e.g. watch-motors, clock-motors
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Stepping Motors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH617274A CH580299B5 (US08088918-20120103-C00476.png) | 1974-05-07 | 1974-05-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2270710A1 true FR2270710A1 (en) | 1975-12-05 |
FR2270710B3 FR2270710B3 (US08088918-20120103-C00476.png) | 1978-11-17 |
Family
ID=4305402
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7513970A Granted FR2270710A1 (en) | 1974-05-07 | 1975-05-05 | Control cct for micromotor has capacitor turning on braking transistor - across motor when control pulse disappears |
Country Status (3)
Country | Link |
---|---|
CH (2) | CH617274A4 (US08088918-20120103-C00476.png) |
DE (1) | DE2519509A1 (US08088918-20120103-C00476.png) |
FR (1) | FR2270710A1 (US08088918-20120103-C00476.png) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7075257B2 (en) | 2002-10-18 | 2006-07-11 | Black & Decker Inc. | Method and device for braking a motor |
US7023159B2 (en) | 2002-10-18 | 2006-04-04 | Black & Decker Inc. | Method and device for braking a motor |
TWI730281B (zh) | 2018-01-03 | 2021-06-11 | 美商米沃奇電子工具公司 | 電動工具中之電子制動技術 |
-
1974
- 1974-05-07 CH CH617274D patent/CH617274A4/xx unknown
- 1974-05-07 CH CH617274A patent/CH580299B5/xx not_active IP Right Cessation
-
1975
- 1975-05-02 DE DE19752519509 patent/DE2519509A1/de not_active Withdrawn
- 1975-05-05 FR FR7513970A patent/FR2270710A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
CH580299B5 (US08088918-20120103-C00476.png) | 1976-09-30 |
FR2270710B3 (US08088918-20120103-C00476.png) | 1978-11-17 |
DE2519509A1 (de) | 1975-11-20 |
CH617274A4 (US08088918-20120103-C00476.png) | 1976-04-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |