JPS626328B2 - - Google Patents
Info
- Publication number
- JPS626328B2 JPS626328B2 JP57062662A JP6266282A JPS626328B2 JP S626328 B2 JPS626328 B2 JP S626328B2 JP 57062662 A JP57062662 A JP 57062662A JP 6266282 A JP6266282 A JP 6266282A JP S626328 B2 JPS626328 B2 JP S626328B2
- Authority
- JP
- Japan
- Prior art keywords
- coil
- voltage
- transistor
- comparator
- current
- 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
- 230000000630 rising effect Effects 0.000 claims description 3
- 239000003990 capacitor Substances 0.000 description 13
- 230000001276 controlling effect Effects 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010420 art technique Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J9/00—Hammer-impression mechanisms
- B41J9/44—Control for hammer-impression mechanisms
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
- H01H47/22—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for supplying energising current for relay coil
- H01H47/32—Energising current supplied by semiconductor device
- H01H47/325—Energising current supplied by semiconductor device by switching regulator
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Impact Printers (AREA)
- Control Of Electrical Variables (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US274848 | 1981-06-18 | ||
US06/274,848 US4408129A (en) | 1981-06-18 | 1981-06-18 | Constant energy drive circuit for electromagnetic print hammers |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS582007A JPS582007A (ja) | 1983-01-07 |
JPS626328B2 true JPS626328B2 (US06368395-20020409-C00050.png) | 1987-02-10 |
Family
ID=23049848
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP57062662A Granted JPS582007A (ja) | 1981-06-18 | 1982-04-16 | 定エネルギ駆動回路 |
Country Status (7)
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0392720U (US06368395-20020409-C00050.png) * | 1989-12-28 | 1991-09-20 | ||
JPH0431221Y2 (US06368395-20020409-C00050.png) * | 1988-09-02 | 1992-07-28 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5816396A (ja) * | 1981-07-20 | 1983-01-31 | パイオニア株式会社 | 電圧−電流変換回路 |
US5053911A (en) * | 1989-06-02 | 1991-10-01 | Motorola, Inc. | Solenoid closure detection |
JPH0396370A (ja) * | 1989-07-18 | 1991-04-22 | Brother Ind Ltd | 印字動作用ソレノイド駆動制御装置 |
US5214558A (en) * | 1991-10-25 | 1993-05-25 | International Business Machines Corporation | Chopper drive control circuit |
DE19515775C2 (de) * | 1995-04-28 | 1998-08-06 | Ficht Gmbh | Verfahren zum Ansteuern einer Erregerspule einer elektromagnetisch angetriebenen Hubkolbenpumpe |
JP5915054B2 (ja) * | 2011-09-26 | 2016-05-11 | アイシン精機株式会社 | ソレノイドの通電制御装置 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3967182A (en) * | 1975-06-20 | 1976-06-29 | Rca Corporation | Regulated switched mode multiple output power supply |
US4027761A (en) * | 1975-10-21 | 1977-06-07 | Ncr Corporation | Matrix print head impact energy control |
US4123729A (en) * | 1977-07-22 | 1978-10-31 | General Motors Corporation | Displacement transducer |
US4293888A (en) * | 1979-06-25 | 1981-10-06 | International Business Machines Corporation | Print hammer drive circuit with compensation for voltage variation |
-
1981
- 1981-06-18 US US06/274,848 patent/US4408129A/en not_active Expired - Fee Related
-
1982
- 1982-03-23 CA CA000399141A patent/CA1172341A/en not_active Expired
- 1982-04-15 EP EP82103181A patent/EP0067937B1/en not_active Expired
- 1982-04-15 DE DE8282103181T patent/DE3272267D1/de not_active Expired
- 1982-04-16 JP JP57062662A patent/JPS582007A/ja active Granted
- 1982-06-02 BR BR8203226A patent/BR8203226A/pt unknown
- 1982-06-17 ES ES513196A patent/ES513196A0/es active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0431221Y2 (US06368395-20020409-C00050.png) * | 1988-09-02 | 1992-07-28 | ||
JPH0392720U (US06368395-20020409-C00050.png) * | 1989-12-28 | 1991-09-20 |
Also Published As
Publication number | Publication date |
---|---|
ES8305525A1 (es) | 1983-04-01 |
EP0067937A2 (en) | 1982-12-29 |
DE3272267D1 (en) | 1986-09-04 |
EP0067937B1 (en) | 1986-07-30 |
JPS582007A (ja) | 1983-01-07 |
BR8203226A (pt) | 1983-05-17 |
EP0067937A3 (en) | 1984-04-04 |
US4408129A (en) | 1983-10-04 |
CA1172341A (en) | 1984-08-07 |
ES513196A0 (es) | 1983-04-01 |
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