Invention Grant
US08690112B2 Video display device with screen angle adjustment mechanism 有权
具有屏幕角度调节机构的视频显示设备

  • Patent Title: Video display device with screen angle adjustment mechanism
  • Patent Title (中): 具有屏幕角度调节机构的视频显示设备
  • Application No.: US13265355
    Application Date: 2010-04-22
  • Publication No.: US08690112B2
    Publication Date: 2014-04-08
  • Inventor: Yoshinari Nagao
  • Applicant: Yoshinari Nagao
  • Applicant Address: JP Osaka
  • Assignee: Panasonic Corporation
  • Current Assignee: Panasonic Corporation
  • Current Assignee Address: JP Osaka
  • Agency: RatnerPrestia
  • Priority: JP2009-104957 20090423
  • International Application: PCT/JP2010/002893 WO 20100422
  • International Announcement: WO2010/122792 WO 20101028
  • Main IPC: A47G29/00
  • IPC: A47G29/00
Video display device with screen angle adjustment mechanism
Abstract:
A video image display apparatus is configured such that a monitor case includes a first gear unit that rotates according to a screen angle of the monitor case, and a clutch mechanism includes: a first torsion coil spring; a second gear unit that is meshed with the first gear unit, wherein a cylindrical portion is fitted to one end of the first torsion coil spring so as to rotate; a cam unit that rotates with a cylindrical portion being fitted to the other end of the first torsion coil spring; and an engagement unit that restricts the rotation of the cam unit, wherein when the screen angle of the monitor case is changed in a near direction, the restriction for the rotation of the cam unit by the engagement unit is removed, and the second gear unit, the first torsion coil spring, and the cam unit are rotated as being interlocked with one another, and when the screen angle of the monitor case is changed in a push-in direction, the restriction for the rotation of the cam unit by the engagement unit is not removed, and only the second gear unit is rotated through the first torsion coil spring.
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