JP2006333610A5 - - Google Patents

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Publication number
JP2006333610A5
JP2006333610A5 JP2005152585A JP2005152585A JP2006333610A5 JP 2006333610 A5 JP2006333610 A5 JP 2006333610A5 JP 2005152585 A JP2005152585 A JP 2005152585A JP 2005152585 A JP2005152585 A JP 2005152585A JP 2006333610 A5 JP2006333610 A5 JP 2006333610A5
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JP
Japan
Prior art keywords
magnet
coil
rotor
drive device
disposed
Prior art date
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Granted
Application number
JP2005152585A
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Japanese (ja)
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JP4393423B2 (en
JP2006333610A (en
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Publication date
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Priority to JP2005152585A priority Critical patent/JP4393423B2/en
Priority claimed from JP2005152585A external-priority patent/JP4393423B2/en
Publication of JP2006333610A publication Critical patent/JP2006333610A/en
Publication of JP2006333610A5 publication Critical patent/JP2006333610A5/ja
Application granted granted Critical
Publication of JP4393423B2 publication Critical patent/JP4393423B2/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Claims (6)

外周面が周方向に異なる極に交互に着磁された円筒状のマグネットと、
前記マグネットと同軸で且つ前記マグネットの軸方向の側に配置されるコイルと、
前記コイルにより励磁され、前記マグネットの外周面に対向して配置される櫛歯形状の外側磁極部と、
前記コイルにより励磁され、軸方向一方の部分が前記コイルの内側に挿入されると共に、軸方向他方の部分が前記マグネットの内径部に固定されるロータと、
前記マグネットに対して前記コイルの配置側とは反対側に配置され、前記ロータを回転可能に保持すると共に前記ロータの軸方向の位置規制を行う回転保持部と、前記外側磁極部の先端部に係合する係合部とを有し、前記コイルに給電を行うプリント基板と、
を備えることを特徴とする駆動装置。 Cylindrical magnets whose outer peripheral surfaces are alternately magnetized to different poles in the circumferential direction;
A coil coaxial with the magnet and disposed on the axial side of the magnet;
A comb-shaped outer magnetic pole portion that is excited by the coil and is disposed to face the outer peripheral surface of the magnet;
A rotor that is excited by the coil and one part in the axial direction is inserted inside the coil, and the other part in the axial direction is fixed to the inner diameter part of the magnet;
A rotation holding part that is disposed on the opposite side of the magnet from the coil arrangement side, rotatably holds the rotor and restricts the position of the rotor in the axial direction, and a tip of the outer magnetic pole part. and an engaging portion for engaging a row Upu lint substrate feeding to the coil,
A drive device comprising: 前記マグネットの回転に伴い、前記コイルが巻回されるボビンの径方向に沿って配設された案内溝内で往復動作する駆動部材を更に備えることを特徴とする請求項１記載の駆動装置。   2. The drive device according to claim 1, further comprising a drive member that reciprocates in a guide groove disposed along a radial direction of a bobbin around which the coil is wound as the magnet rotates. 外周面が異なる極に着磁されたマグネット部を有する円筒状のマグネットロータと、
前記マグネットロータの外周面に対向して配置されるステータと、
前記ステータに固定され、前記ステータを励磁するコイルと、
前記マグネットロータを回転可能に保持すると共に前記マグネットロータの軸方向の位置規制を行う回転保持部と、前記コイルが巻回されるボビンに係合する係合部とを有し、前記コイルに給電を行うプリント基板と、
を備えることを特徴とする駆動装置。 A cylindrical magnet rotor having a magnet portion magnetized with different poles on the outer peripheral surface;
A stator disposed facing the outer peripheral surface of the magnet rotor;
A coil fixed to the stator and exciting the stator;
A rotation holding portion that holds the magnet rotor rotatably and restricts the axial position of the magnet rotor, and an engagement portion that engages with a bobbin around which the coil is wound, and supplies power to the coil and the line Upu printed circuit boards,
A drive device comprising: 前記マグネットロータの回転に伴い、非駆動部に配設された案内溝内で往復動作する駆動部材を更に備えることを特徴とする請求項３記載の駆動装置。 The drive device according to claim 3 , further comprising a drive member that reciprocates in a guide groove disposed in the non-drive portion as the magnet rotor rotates. 前記プリント基板は、フレキシブルプリント基板、ハードプリント基板を含む群から選択されることを特徴とする請求項１又は３記載の駆動装置。 The printed circuit board is a flexible printed circuit board, driving apparatus according to claim 1 or 3 wherein is selected from the group comprising hard printed circuit board. 前記請求項１乃至５の何れかに記載の駆動装置が搭載されることを特徴とする撮像装置。 An image pickup apparatus comprising the drive device according to any one of claims 1 to 5 .
JP2005152585A 2005-05-25 2005-05-25 Drive device Expired - Fee Related JP4393423B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2005152585A JP4393423B2 (en) 2005-05-25 2005-05-25 Drive device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005152585A JP4393423B2 (en) 2005-05-25 2005-05-25 Drive device

Publications (3)

Publication Number Publication Date
JP2006333610A JP2006333610A (en) 2006-12-07
JP2006333610A5 true JP2006333610A5 (en) 2008-07-03
JP4393423B2 JP4393423B2 (en) 2010-01-06

Family

ID=37554709

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005152585A Expired - Fee Related JP4393423B2 (en) 2005-05-25 2005-05-25 Drive device

Country Status (1)

Country Link
JP (1) JP4393423B2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4897475B2 (en) * 2006-12-27 2012-03-14 セイコープレシジョン株式会社 Actuator and camera blade drive device having the same
CN114607296A (en) * 2020-12-07 2022-06-10 中国石油天然气股份有限公司 Drilling fluid rock debris separator
EP4280437A1 (en) * 2022-05-20 2023-11-22 Faulhaber Precistep SA Two phase stepper motor

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