Information reading apparatus having a contact image sensor

  • US 5,857,133 A
  • Filed: 08/25/1997
  • Issued: 01/05/1999
  • Est. Priority Date: 03/07/1997
  • Status: Expired due to Term
First Claim
Patent Images

1. An image information reading apparatus having a housing comprising:

  • a sheet table on top of said housing for supporting a document sheet;

    a contact image sensor module carried by a carriage disposed beneath the bottom surface side of said sheet table, said contact image sensor having a plurality of slide-blocks attached onto the top surface of said contact image sensor module;

    single guiding means crossed over the bottom center of said carriage for guiding said carriage along said sheet table, said single guiding means mounted on a pair of supports at opposite ends for holding and supporting said guiding means in a manner that said contact image sensor module can contact the bottom surface side of said sheet table tightly with said plurality of slide-blocks interposed therebetween; and

    driving means located at one side of said single guiding means for reciprocally moving said carriage along said sheet table from a first direction to a second direction.

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