Invention Grant
US08400514B2 Antivibration actuator and lens unit and camera equipped with same 失效
防振驱动器和镜头单元以及配备相机的相机

  • Patent Title: Antivibration actuator and lens unit and camera equipped with same
  • Patent Title (中): 防振驱动器和镜头单元以及配备相机的相机
  • Application No.: US12929158
    Application Date: 2011-01-05
  • Publication No.: US08400514B2
    Publication Date: 2013-03-19
  • Inventor: Osamu Yagisawa
  • Applicant: Osamu Yagisawa
  • Applicant Address: JP Saitama
  • Assignee: Tamron Co., Ltd.
  • Current Assignee: Tamron Co., Ltd.
  • Current Assignee Address: JP Saitama
  • Agency: Jacobson Holman PLLC
  • Priority: JP2010-006932 20100115
  • Main IPC: H04N5/228
  • IPC: H04N5/228
Antivibration actuator and lens unit and camera equipped with same
Abstract:
The present invention is an antivibration actuator including an affixing plate (12), a moving frame (14) to which an image stabilizing lens (16) is attached, and a drive means for generating drive force in a first direction and a second direction; the drive means is furnished with a drive magnet (22) and a first drive coil (20a) and second drive coil (20b) disposed on substantially the same plane so as to face that the drive magnet; a first magnetic boundary line (C1) and a second magnetic boundary line (C2) disposed to connect to the first magnetic boundary line are provided on the drive magnet, and when current flows, a first direction drive force is generated; the second drive coil is disposed to face the second magnetic boundary line, and when current flows, a second direction drive force is generated.
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