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Operating device

  • US 6,973,848 B2
  • Filed: 04/21/2005
  • Issued: 12/13/2005
  • Est. Priority Date: 05/21/2001
  • Status: Expired due to Fees
First Claim
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1. An operating device comprising:

  • a rotary knob; and

    rotation-detecting means for detecting a rotated angle of the rotary knob and providing a rotary position output, whereinthe rotary knob includes a small-diameter component to facilitate a user quickly rotating the rotary knob and a large-diameter component to permit the user to slowly rotate the rotary knob so as to finely adjust a rotary position of the rotary knob,the rotation-detecting means includes determining means for determining a rotated position of the rotary knob when the rotary knob is rotated by the user,wherein the small-diameter component and the large-diameter component of the rotary knob are arranged coaxially on a shaft, and the rotation-detection means provides the rotary-position output when the rotary knob is pressed in a direction perpendicular to an axis of the shaft of the rotary knob, andwherein the shaft passes through central holes of shaft bearings mounted for sliding in holes formed in a support element, whereby movement in the direction perpendicular to the axis of the shaft of the rotary knob is enabled.

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