GB2313483B - Actuator bobbins - Google Patents

Actuator bobbins

Info

Publication number
GB2313483B
GB2313483B GB9704044A GB9704044A GB2313483B GB 2313483 B GB2313483 B GB 2313483B GB 9704044 A GB9704044 A GB 9704044A GB 9704044 A GB9704044 A GB 9704044A GB 2313483 B GB2313483 B GB 2313483B
Authority
GB
United Kingdom
Prior art keywords
bobbins
actuator
actuator bobbins
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
Application number
GB9704044A
Other versions
GB9704044D0 (en
GB2313483A (en
Inventor
Jae-Won Yi
Chul-Woo Lee
Yong-Hoon Lee
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of GB9704044D0 publication Critical patent/GB9704044D0/en
Publication of GB2313483A publication Critical patent/GB2313483A/en
Application granted granted Critical
Publication of GB2313483B publication Critical patent/GB2313483B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/0925—Electromechanical actuators for lens positioning
    • G11B7/0935—Details of the moving parts
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F5/00—Coils
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K3/00—Details of windings
    • H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
    • H02K3/28—Layout of windings or of connections between windings
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2201/00—Specific aspects not provided for in the other groups of this subclass relating to the magnetic circuits
    • H02K2201/18—Machines moving with multiple degrees of freedom
GB9704044A 1996-05-22 1997-02-27 Actuator bobbins Expired - Fee Related GB2313483B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019960017519A KR970076542A (en) 1996-05-22 1996-05-22 A coil winding method capable of increasing high frequency sensitivity

Publications (3)

Publication Number Publication Date
GB9704044D0 GB9704044D0 (en) 1997-04-16
GB2313483A GB2313483A (en) 1997-11-26
GB2313483B true GB2313483B (en) 1999-02-24

Family

ID=19459548

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9704044A Expired - Fee Related GB2313483B (en) 1996-05-22 1997-02-27 Actuator bobbins

Country Status (6)

Country Link
JP (1) JP2855111B2 (en)
KR (1) KR970076542A (en)
CN (1) CN1166023A (en)
FR (1) FR2749103A1 (en)
GB (1) GB2313483B (en)
NL (1) NL1005379C2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0129821D0 (en) * 2001-12-14 2002-01-30 Delphi Tech Inc Solenoid actuated valve
WO2004097864A2 (en) * 2003-04-29 2004-11-11 Inventive Holdings Llc Coil device

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2113475A (en) * 1981-12-23 1983-08-03 Hitachi Ltd Coils constructed to lessen stray capacitance
GB2177261A (en) * 1985-06-18 1987-01-14 Lucas Ind Plc Coil winding method
EP0251561A1 (en) * 1986-06-16 1988-01-07 Canon Kabushiki Kaisha Magnetic field generator
EP0273367A2 (en) * 1986-12-26 1988-07-06 Kabushiki Kaisha Toshiba Objective lens driving apparatus
US5359459A (en) * 1991-05-13 1994-10-25 Samsung Electronics Co., Ltd. Optical system driving apparatus

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5819743A (en) * 1981-07-24 1983-02-04 Pioneer Video Corp Optical system driver for recorded information reader
US4746887A (en) * 1984-09-06 1988-05-24 Techonological Research Association Hollow cylindrical movable body for an electromagnet
JPS61108110A (en) * 1984-10-31 1986-05-26 Kawasaki Heavy Ind Ltd Electromagnetic device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2113475A (en) * 1981-12-23 1983-08-03 Hitachi Ltd Coils constructed to lessen stray capacitance
GB2177261A (en) * 1985-06-18 1987-01-14 Lucas Ind Plc Coil winding method
EP0251561A1 (en) * 1986-06-16 1988-01-07 Canon Kabushiki Kaisha Magnetic field generator
EP0273367A2 (en) * 1986-12-26 1988-07-06 Kabushiki Kaisha Toshiba Objective lens driving apparatus
US5359459A (en) * 1991-05-13 1994-10-25 Samsung Electronics Co., Ltd. Optical system driving apparatus

Also Published As

Publication number Publication date
GB9704044D0 (en) 1997-04-16
FR2749103A1 (en) 1997-11-28
JP2855111B2 (en) 1999-02-10
NL1005379C2 (en) 1997-11-25
CN1166023A (en) 1997-11-26
GB2313483A (en) 1997-11-26
JPH09330812A (en) 1997-12-22
KR970076542A (en) 1997-12-12

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20090227