DE68908924D1 - Linearmotor mit einer beweglichen Spule und mit einem Doppelkreis für den Magnetfluss. - Google Patents
Linearmotor mit einer beweglichen Spule und mit einem Doppelkreis für den Magnetfluss.Info
- Publication number
- DE68908924D1 DE68908924D1 DE89301415T DE68908924T DE68908924D1 DE 68908924 D1 DE68908924 D1 DE 68908924D1 DE 89301415 T DE89301415 T DE 89301415T DE 68908924 T DE68908924 T DE 68908924T DE 68908924 D1 DE68908924 D1 DE 68908924D1
- Authority
- DE
- Germany
- Prior art keywords
- magnetic flux
- linear motor
- movable coil
- double circuit
- double
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
- H02K41/02—Linear motors; Sectional motors
- H02K41/035—DC motors; Unipolar motors
- H02K41/0352—Unipolar motors
- H02K41/0354—Lorentz force motors, e.g. voice coil motors
- H02K41/0356—Lorentz force motors, e.g. voice coil motors moving along a straight path
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
- Moving Of Heads (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/168,057 US4882508A (en) | 1988-03-14 | 1988-03-14 | Dual flux path voice coil motor |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68908924D1 true DE68908924D1 (de) | 1993-10-14 |
DE68908924T2 DE68908924T2 (de) | 1994-04-21 |
Family
ID=22609922
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE89301415T Expired - Fee Related DE68908924T2 (de) | 1988-03-14 | 1989-02-15 | Linearmotor mit einer beweglichen Spule und mit einem Doppelkreis für den Magnetfluss. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4882508A (de) |
EP (1) | EP0333323B1 (de) |
JP (1) | JPH01234039A (de) |
CA (1) | CA1310118C (de) |
DE (1) | DE68908924T2 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5296767A (en) * | 1991-08-15 | 1994-03-22 | Applied Magnetics Corporation | Efficient magnetic motor armatures |
US6134889A (en) * | 1999-04-28 | 2000-10-24 | Detroit Diesel Corporation | Variable geometry turbocharging system and method |
EP1378986A1 (de) * | 2002-07-02 | 2004-01-07 | Nti Ag | Konstantkraftgeber |
US7777600B2 (en) | 2004-05-20 | 2010-08-17 | Powerpath Technologies Llc | Eddy current inductive drive electromechanical liner actuator and switching arrangement |
TWI252961B (en) * | 2004-08-04 | 2006-04-11 | Delta Electronics Inc | Magnetic dynamic diaphragm controller |
RU2388096C2 (ru) * | 2005-10-25 | 2010-04-27 | Эматек Инк. | Электромагнитный привод и прерыватель цепи, снабженный этим приводом |
CN102130567A (zh) * | 2011-01-21 | 2011-07-20 | 清华大学 | 一种音圈电机 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3505544A (en) * | 1968-02-09 | 1970-04-07 | Data Products Corp | Linear motor |
US3723780A (en) * | 1971-07-06 | 1973-03-27 | Information Magnetics Corp | Self shielding linear motor |
US3889139A (en) * | 1974-02-14 | 1975-06-10 | Xerox Corp | Linear motor actuator |
IL58118A0 (en) * | 1979-08-27 | 1979-12-30 | Yeda Res & Dev | Compressor and linear actuator |
US4439699A (en) * | 1982-01-18 | 1984-03-27 | International Business Machines Corporation | Linear moving coil actuator |
US4456934A (en) * | 1982-05-10 | 1984-06-26 | Kollmorgen Technologies Corporation | Linear positioning system |
US4462054A (en) * | 1982-05-19 | 1984-07-24 | Sperry Corporation | Disc drive electromagnetic actuator with enhanced flux density |
JPS59113603A (ja) * | 1982-12-20 | 1984-06-30 | Nec Corp | 可動コイル型駆動装置 |
US4546277A (en) * | 1984-07-02 | 1985-10-08 | Carbonneau Industries, Inc. | Linear motor |
JPS6185054A (ja) * | 1984-09-29 | 1986-04-30 | Hitachi Ltd | 二磁路型ボイスコイルモ−タ |
US4652779A (en) * | 1984-10-30 | 1987-03-24 | Magnetic Peripherals Inc. | Center pole for rotary actuator coil with lowered inductance |
JPS61203859A (ja) * | 1985-03-04 | 1986-09-09 | Mitsubishi Electric Corp | 電磁式アクチユエ−タ |
US4661729A (en) * | 1986-02-03 | 1987-04-28 | International Business Machines Corporation | Voice coil motor magnet assembly |
US4728830A (en) * | 1986-06-04 | 1988-03-01 | Sigma Instruments, Inc. | Electric motor with magnetic enhancement |
JPS63129848A (ja) * | 1986-11-17 | 1988-06-02 | Toshiba Corp | リニア・アクチユエ−タ |
JP2576346B2 (ja) * | 1992-12-17 | 1997-01-29 | 鹿島建設株式会社 | 鋼材の撤去回収方法 |
JP3144946B2 (ja) * | 1993-04-08 | 2001-03-12 | 沖電気工業株式会社 | 半導体装置 |
JPH06295956A (ja) * | 1993-04-08 | 1994-10-21 | Nec Ic Microcomput Syst Ltd | 自動レイアウトのセル配置法 |
-
1988
- 1988-03-14 US US07/168,057 patent/US4882508A/en not_active Expired - Fee Related
- 1988-12-19 JP JP63318681A patent/JPH01234039A/ja active Granted
-
1989
- 1989-01-17 CA CA000588408A patent/CA1310118C/en not_active Expired - Fee Related
- 1989-02-15 EP EP89301415A patent/EP0333323B1/de not_active Expired - Lifetime
- 1989-02-15 DE DE89301415T patent/DE68908924T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH01234039A (ja) | 1989-09-19 |
EP0333323B1 (de) | 1993-09-08 |
EP0333323A1 (de) | 1989-09-20 |
US4882508A (en) | 1989-11-21 |
DE68908924T2 (de) | 1994-04-21 |
CA1310118C (en) | 1992-11-10 |
JPH0548066B2 (de) | 1993-07-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |