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Hinge and image input/output apparatus therewith

  • US 7,069,622 B2
  • Filed: 09/29/2003
  • Issued: 07/04/2006
  • Est. Priority Date: 09/27/2002
  • Status: Expired due to Term
First Claim
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1. A hinge with which an open/closed body is swingably joined to a main body, the hinge comprising:

  • a tubular base part being attached to one of the main body and the open/closed body;

    a rotation body being attached to another of the main body and the open/closed body, and rotationally supported by opposite side wall end parts of said base part, said rotation body having a cam part;

    a wedge body being reciprocatably housed in said base part and having a slope for coming in sliding contact with the cam part according to a rotation of said rotation body;

    an elastic member being housed in said base part for urging said wedge body toward said rotation body;

    a sliding contact face being formed on an inner wall of said base part in a side of said wedge body with respect to a rotation axis of said rotation body, the sliding contact face having a concave surface defined by a parallel move path of a line almost parallel with the rotation axis; and

    a sliding contact part being formed in said rotation body for coming in sliding contact with said sliding contact face when said rotation body rotates.

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