CH163175A4 - - Google Patents
Info
- Publication number
- CH163175A4 CH163175A4 CH163175D CH163175D CH163175A4 CH 163175 A4 CH163175 A4 CH 163175A4 CH 163175 D CH163175 D CH 163175D CH 163175 D CH163175 D CH 163175D CH 163175 A4 CH163175 A4 CH 163175A4
- Authority
- CH
- Switzerland
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
- G04C3/16—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating an electro-dynamic continuously rotating motor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S388/00—Electricity: motor control systems
- Y10S388/907—Specific control circuit element or device
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S388/00—Electricity: motor control systems
- Y10S388/907—Specific control circuit element or device
- Y10S388/921—Timer or time delay means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Control Of Stepping Motors (AREA)
- Electromechanical Clocks (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH163175A CH587513B5 (zh) | 1975-02-11 | 1975-02-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH163175A4 true CH163175A4 (zh) | 1976-11-15 |
Family
ID=4214956
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH163175D CH163175A4 (zh) | 1975-02-11 | 1975-02-11 | |
CH163175A CH587513B5 (zh) | 1975-02-11 | 1975-02-11 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH163175A CH587513B5 (zh) | 1975-02-11 | 1975-02-11 |
Country Status (4)
Country | Link |
---|---|
US (1) | US4031438A (zh) |
JP (1) | JPS51106469A (zh) |
CH (2) | CH163175A4 (zh) |
DE (1) | DE2559012C3 (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63217289A (ja) * | 1987-03-06 | 1988-09-09 | Seikosha Co Ltd | 電磁駆動回路 |
JPS63217288A (ja) * | 1987-03-06 | 1988-09-09 | Seikosha Co Ltd | 電磁駆動回路 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3536971A (en) * | 1966-10-20 | 1970-10-27 | Gerbing Mfg Co | Inherent current limit circuit |
US3555387A (en) * | 1968-02-21 | 1971-01-12 | Nat Electro Mechanical Systems | Motor drive system |
GB1212264A (en) * | 1968-04-11 | 1970-11-11 | Int Computers Ltd | Improvements in or relating to speed indicating apparatus for electric motors |
US3525915A (en) * | 1968-08-26 | 1970-08-25 | Beckman Instruments Inc | Speed control for d.c. motors with counter emf sampling circuit |
US3683253A (en) * | 1970-09-16 | 1972-08-08 | Western Reserve Electronics In | C.e.m.f. motor speed control system |
JPS5328589B2 (zh) * | 1972-12-18 | 1978-08-15 |
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1975
- 1975-02-11 CH CH163175D patent/CH163175A4/xx unknown
- 1975-02-11 CH CH163175A patent/CH587513B5/xx not_active IP Right Cessation
- 1975-12-29 DE DE2559012A patent/DE2559012C3/de not_active Expired
-
1976
- 1976-01-20 US US05/650,737 patent/US4031438A/en not_active Expired - Lifetime
- 1976-02-10 JP JP51013833A patent/JPS51106469A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2559012B2 (de) | 1977-12-22 |
US4031438A (en) | 1977-06-21 |
JPS51106469A (zh) | 1976-09-21 |
DE2559012C3 (de) | 1978-08-10 |
DE2559012A1 (de) | 1976-08-19 |
CH587513B5 (zh) | 1977-05-13 |