CN1538603A - 电磁式驱动器及使用其的曝光量调节构件 - Google Patents

电磁式驱动器及使用其的曝光量调节构件 Download PDF

Info

Publication number: CN1538603A
Authority: CN; China
Prior art keywords: magnetic loop; movable part; electromagnetic actuator; yoke; magnetic
Prior art date: 2003-04-18
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.): Pending

Application number

CNA2004100333133A

Other languages

English (en)

Chinese (zh)

Inventor

涌田宏

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.)

Alps Alpine Co Ltd

Original Assignee

Alps Electric 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.)

2003-04-18

Filing date

2004-04-02

Publication date

2004-10-20

2004-04-02 Application filed by Alps Electric Co Ltd filed Critical Alps Electric Co Ltd

2004-10-20 Publication of CN1538603A publication Critical patent/CN1538603A/zh

Status Pending legal-status Critical Current

Links

Images

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Reciprocating, Oscillating Or Vibrating Motors (AREA)
Diaphragms For Cameras (AREA)
Electromagnets (AREA)

CNA2004100333133A 2003-04-18 2004-04-02 电磁式驱动器及使用其的曝光量调节构件 Pending CN1538603A (zh)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP2003113739		2003-04-18
JP2003113739A JP2004320932A (ja)	2003-04-18	2003-04-18	電磁式アクチュータ及びこれを用いた露光量調節部材

Publications (1)

Publication Number	Publication Date
CN1538603A true CN1538603A (zh)	2004-10-20

Family

ID=33473546

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CNA2004100333133A Pending CN1538603A (zh)	2003-04-18	2004-04-02	电磁式驱动器及使用其的曝光量调节构件

Country Status (2)

Country	Link
JP (1)	JP2004320932A (ja)
CN (1)	CN1538603A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN1909343B (zh) *	2005-07-26	2010-12-22	佳能株式会社	驱动装置和光量调节器
CN103379416A (zh) *	2012-04-20	2013-10-30	日本电产精密株式会社	振动产生装置

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2884349B1 (fr) *	2005-04-06	2007-05-18	Moving Magnet Tech Mmt	Actionneur electromagnetique polarise bistable a actionnement rapide
EP3982379A1 (fr) *	2020-10-08	2022-04-13	The Swatch Group Research and Development Ltd	Micro-actionneur a solenoïde a retraction magnetique

2003
- 2003-04-18 JP JP2003113739A patent/JP2004320932A/ja not_active Withdrawn
2004
- 2004-04-02 CN CNA2004100333133A patent/CN1538603A/zh active Pending

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN1909343B (zh) *	2005-07-26	2010-12-22	佳能株式会社	驱动装置和光量调节器
CN103379416A (zh) *	2012-04-20	2013-10-30	日本电产精密株式会社	振动产生装置
CN103379416B (zh) *	2012-04-20	2018-02-13	日本电产精密株式会社	振动产生装置

Also Published As

Publication number	Publication date
JP2004320932A (ja)	2004-11-11

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Legal Events

Date	Code	Title
2004-10-20	C06	Publication
2004-10-20	PB01	Publication
2004-12-29	C10	Entry into substantive examination
2004-12-29	SE01	Entry into force of request for substantive examination
2008-01-09	C02	Deemed withdrawal of patent application after publication (patent law 2001)
2008-01-09	WD01	Invention patent application deemed withdrawn after publication