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Patent Searching and Data


Title:
PICTURE READER
Document Type and Number:
Japanese Patent JP3229416
Kind Code:
B2
Abstract:

PURPOSE: To allow the reader to cope with reading of every kind of originals by means of a common read means by leading selectively a reflected light from each original surface on 1st and 2nd original platens to a single photoelectric conversion means.
CONSTITUTION: Fluorescent lights 201, 202 for lighting a book original are arranged to the inside of a platen glass 205, and an image of the book original lighted by the fluorescent lamps 201, 202 is reflected in a 1st mirror, reflected alternately in a 2nd mirror 220 and a 3rd mirror 211 and formed on a CCD 101 with reduction through a lens 216. Moreover, when an original set onto a contact glass 206 is read, the optical path between the 1st mirror and the 2nd mirror 220 is changed over to the position of the contact glass 206 by the movement of a changeover mirror. Then an image on an original on the contact glass 206 lighted by fluorescent lamps 203, 204 is reflected alternately in a 2nd mirror 220 and a 3rd mirror 221 similarly to the case with the book original and formed on the CCD 101 through the lens 216 with reduction.


Inventors:
Tetsuya Fujioka
Hiroshi Takahashi
Kazunori Sakauchi
Kazushige Taguchi
Masaru Shiina
Application Number:
JP3710693A
Publication Date:
November 19, 2001
Filing Date:
February 25, 1993
Export Citation:
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Assignee:
株式会社リコー
International Classes:
B42D9/04; G03B27/50; G03B27/62; H04N1/10; H04N1/107; (IPC1-7): H04N1/10; G03B27/50; G03B27/62; H04N1/107
Domestic Patent References:
JP2121464A
JP63148763A
JP63148762A
JP1103965U
Attorney, Agent or Firm:
Toru Kabayama (1 person outside)