DE2753589C2 - Elektromagnetische Betätigungsvorrichtung für den Antrieb eines um einen Winkel schwenkbaren Armes - Google Patents
Elektromagnetische Betätigungsvorrichtung für den Antrieb eines um einen Winkel schwenkbaren ArmesInfo
- Publication number
- DE2753589C2 DE2753589C2 DE2753589A DE2753589A DE2753589C2 DE 2753589 C2 DE2753589 C2 DE 2753589C2 DE 2753589 A DE2753589 A DE 2753589A DE 2753589 A DE2753589 A DE 2753589A DE 2753589 C2 DE2753589 C2 DE 2753589C2
- Authority
- DE
- Germany
- Prior art keywords
- secondary winding
- actuating device
- current
- actuator
- arm
- 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
- 238000004804 winding Methods 0.000 claims description 66
- 230000004907 flux Effects 0.000 claims description 17
- 230000003068 static effect Effects 0.000 claims description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 238000005266 casting Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 239000011162 core material Substances 0.000 description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 230000001133 acceleration Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 238000012937 correction Methods 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 230000006698 induction Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/54—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head into or out of its operative position or across tracks
- G11B5/55—Track change, selection or acquisition by displacement of the head
- G11B5/5521—Track change, selection or acquisition by displacement of the head across disk tracks
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B5/596—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on disks
- G11B5/59633—Servo formatting
- G11B5/59655—Sector, sample or burst servo format
-
- 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
- H02K41/0358—Lorentz force motors, e.g. voice coil motors moving along a curvilinear path
-
- 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
- H02P25/00—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details
- H02P25/02—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details characterised by the kind of motor
- H02P25/032—Reciprocating, oscillating or vibrating motors
- H02P25/034—Voice coil motors
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Electromagnetism (AREA)
- Moving Of Heads (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
- Moving Of The Head To Find And Align With The Track (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB53003/76A GB1528539A (en) | 1976-12-20 | 1976-12-20 | Electromagnetic actuator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2753589A1 DE2753589A1 (de) | 1978-06-22 |
| DE2753589C2 true DE2753589C2 (de) | 1986-08-21 |
Family
ID=10466355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2753589A Expired DE2753589C2 (de) | 1976-12-20 | 1977-12-01 | Elektromagnetische Betätigungsvorrichtung für den Antrieb eines um einen Winkel schwenkbaren Armes |
Country Status (6)
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4300176A (en) * | 1979-06-04 | 1981-11-10 | Microcomputer Systems Corp. | Fixed disc head actuator assembly |
| US4314295A (en) * | 1979-10-18 | 1982-02-02 | Burroughs Corporation | Linear actuator with staggered flat coils |
| US4286298A (en) * | 1979-12-17 | 1981-08-25 | International Business Machines Corporation | Preloaded head arm assembly |
| US4612592A (en) * | 1979-12-26 | 1986-09-16 | Burroughs Corporation | Dual coil/dual magnet actuator |
| US4692999A (en) * | 1979-12-26 | 1987-09-15 | Unisys Corp. | Method of making a multi-coil/multi-magnet actuator |
| US4331991A (en) * | 1980-07-02 | 1982-05-25 | Storage Technology Corporation | Head actuator for magnetic disk drive |
| US5119254A (en) * | 1980-09-24 | 1992-06-02 | Quantum Corporation | Data transducer position control system for rotating disk data storage equipment |
| US4396959A (en) * | 1980-09-24 | 1983-08-02 | Quantum Corporation | Data transducer position control system for rotating disk data storage equipment |
| US4920434A (en) * | 1980-09-24 | 1990-04-24 | Quantum Corporation | Fixed disk drive |
| US4982296A (en) * | 1980-09-24 | 1991-01-01 | Quantum Corporation | Head and disk assembly for fixed disk drive |
| US4502752A (en) * | 1982-11-08 | 1985-03-05 | General Scanning, Inc. | Resonant actuator for optical scanning |
| US4707754A (en) * | 1985-08-07 | 1987-11-17 | Apple Computer, Inc. | Voice coil balanced actuator |
| JPH037096U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1988-12-22 | 1991-01-23 | ||
| JP2565608B2 (ja) * | 1991-12-17 | 1996-12-18 | 富士通株式会社 | ディスク装置のアクチュエータ |
| FR2696059B1 (fr) * | 1992-09-22 | 1995-09-08 | Aerospatiale | Moteur-couple a induit plat et dispositif de commande en debattement angulaire le comportant. |
| US5870913A (en) * | 1995-10-09 | 1999-02-16 | Kansei Corporation | Key device for a vehicle |
| JP2000500263A (ja) * | 1995-11-09 | 2000-01-11 | アイオメガ コーポレイション | 低慣性磁束モータ回転アクチュエータ |
| US6295184B1 (en) * | 1997-09-18 | 2001-09-25 | Kabushiki Kaisha Toshiba | Head actuator mechanism and magnetic disk drive including the same |
| JP3665710B2 (ja) | 1998-05-18 | 2005-06-29 | 愛三工業株式会社 | 直流トルクモータ、およびこれを用いた駆動制御装置、スロットル弁制御装置 |
| JP2002526877A (ja) * | 1998-09-25 | 2002-08-20 | シーゲイト テクノロジー エルエルシー | 磁束反転検出によるアクチュエータの範囲の拡張 |
| JP3819170B2 (ja) * | 1999-02-09 | 2006-09-06 | 富士通株式会社 | ヘッドキャリッジ装置の駆動方式及びディスク装置 |
| JP3698911B2 (ja) * | 1999-03-15 | 2005-09-21 | 富士通株式会社 | ヘッドキャリッジ装置 |
| US9281733B2 (en) * | 2012-01-20 | 2016-03-08 | Melles Griot | Shutter with bistable actuator having power-free magnetic blade return |
| US9577562B2 (en) * | 2014-12-05 | 2017-02-21 | Raytheon Company | Method and apparatus for back electromotive force (EMF) position sensing in a cryocooler or other system having electromagnetic actuators |
| US10422329B2 (en) | 2017-08-14 | 2019-09-24 | Raytheon Company | Push-pull compressor having ultra-high efficiency for cryocoolers or other systems |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1453203A (fr) * | 1962-10-11 | 1966-09-16 | Système électro-magnétique pour engendrer des oscillations motrices linéaires oucirculaires ou des translations | |
| GB1342495A (en) * | 1971-03-13 | 1974-01-03 | Ibm | Transducer arms for magnetic disc recording and or reproducing apparatus |
| GB1440455A (en) * | 1973-07-24 | 1976-06-23 | Ibm | Recording and/or reproducing head assembly for a disc store |
| JPS5038711U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1973-08-07 | 1975-04-21 | ||
| US3924146A (en) * | 1975-01-27 | 1975-12-02 | California Computer Products | Multiple linear motor positioning system |
| GB1516678A (en) * | 1975-06-20 | 1978-07-05 | Ibm | Transducer support and actuator for disc recording and/or reproducing apparatus |
-
1976
- 1976-12-20 GB GB53003/76A patent/GB1528539A/en not_active Expired
-
1977
- 1977-10-11 US US05/841,095 patent/US4145725A/en not_active Expired - Lifetime
- 1977-11-10 FR FR7734668A patent/FR2374719A1/fr active Granted
- 1977-11-14 CA CA290,828A patent/CA1085901A/en not_active Expired
- 1977-12-01 DE DE2753589A patent/DE2753589C2/de not_active Expired
- 1977-12-09 JP JP14730877A patent/JPS5388710A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2374719A1 (fr) | 1978-07-13 |
| JPS5388710A (en) | 1978-08-04 |
| JPS6145298B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1986-10-07 |
| FR2374719B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1980-12-19 |
| DE2753589A1 (de) | 1978-06-22 |
| CA1085901A (en) | 1980-09-16 |
| US4145725A (en) | 1979-03-20 |
| GB1528539A (en) | 1978-10-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8128 | New person/name/address of the agent |
Representative=s name: GAUGEL, H., DIPL.-ING., PAT.-ASS., 7030 BOEBLINGEN |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |