Invention Grant
- Patent Title: Optical pickup feed device for sliding optical pickup
- Patent Title (中): 用于滑动光学拾取器的光学拾取进给装置
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Application No.: US12089482Application Date: 2006-09-28
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Publication No.: US08151287B2Publication Date: 2012-04-03
- Inventor: Noriyo Oshima , Yasuhiro Shinkai , Kuniya Satomi , Kazuyoshi Sato , Yuji Ando , Atsushi Shibuya
- Applicant: Noriyo Oshima , Yasuhiro Shinkai , Kuniya Satomi , Kazuyoshi Sato , Yuji Ando , Atsushi Shibuya
- Applicant Address: JP Tokyo JP Yamagata
- Assignee: Pioneer Corporation,Tohoku Pioneer Corporation
- Current Assignee: Pioneer Corporation,Tohoku Pioneer Corporation
- Current Assignee Address: JP Tokyo JP Yamagata
- Agency: Sughrue Mion, PLLC
- Priority: JP2005-294210 20051006
- International Application: PCT/JP2006/319292 WO 20060928
- International Announcement: WO2007/040136 WO 20070412
- Main IPC: G11B17/30
- IPC: G11B17/30 ; G11B21/02 ; G11B21/16

Abstract:
The present invention is to provide a pickup feed device to accurately position an optical pickup in place with miniaturization. The pickup device includes a lead screw attached to a movable chassis, a pickup portion, a rack member, a torsion coil spring, a projection portion, and a recess portion. The pickup portion has a case receiving the pickup. The rack member is fixed to the case. The rack portion disposed on a rack one end portion and a case one end portion are engaged with the lead screw. A rack another end portion has the abut portion abutting an inner edge portion of the movable chassis. The torsion coil spring urges the abut portion toward a case another end portion. The projection portion is disposed on the abut portion and the recess portion is disposed on the case another end portion.
Public/Granted literature
- US20090249379A1 OPTICAL PICKUP FEED DEVICE Public/Granted day:2009-10-01
Information query
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