发明授权
- 专利标题: Optical disc apparatus
- 专利标题(中): 光盘装置
-
申请号: US12508819申请日: 2009-07-24
-
公开(公告)号: US08136128B2公开(公告)日: 2012-03-13
- 发明人: Mitsutaka Shizuya , Shinya Tsubota , Hiroshi Yamagishi , Sojiro Kirihara
- 申请人: Mitsutaka Shizuya , Shinya Tsubota , Hiroshi Yamagishi , Sojiro Kirihara
- 申请人地址: JP Tokyo JP Tokyo
- 专利权人: Hitachi Consumer Electronics Co., Ltd.,Hitachi-LG Data Storage, Inc.
- 当前专利权人: Hitachi Consumer Electronics Co., Ltd.,Hitachi-LG Data Storage, Inc.
- 当前专利权人地址: JP Tokyo JP Tokyo
- 代理机构: Antonelli, Terry, Stout & Kraus, LLP.
- 优先权: JP2008-191362 20080724
- 主分类号: G11B17/04
- IPC分类号: G11B17/04
摘要:
An optical disc apparatus for enabling reduction of fluid noises accompanying with disc rotation, effectively, comprises a tray 5 provided to be able to comes in/out into/from said housing freely, a unit mechanism 5 provided together with the tray, in one body, a turntable 9a provided on the unit mechanism and configured to support a disc thereon, to be rotatable freely, a plural number of wall portions 5b to 5d formed on the tray surrounding the disc supported on the turntable from an outer periphery thereof, each of which has configuration like an arc around a rotation center of the turntable, a pickup 10 for doing straight-line motion within along a radius direction of a disc 4, and an opening 56, which is provided on the wall portion 5e locating at the position on the moving track of the pickup, for maintaining movement of the pickup, wherein the wall portion 5e is moved or stepped back to a side of an outer periphery of the turntable comparing to other wall portions.
公开/授权文献
- US20100023957A1 Optical Disc Apparatus 公开/授权日:2010-01-28