The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 24, 2002

Filed:

Nov. 21, 2000
Applicant:
Inventors:

Hiroaki Hosaka, Kanagawa, JP;

Hirofumi Kohda, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B 2/762 ; G03B 2/764 ; B41J 2/01 ; G03G 1/500 ; G03G 1/502 ;
U.S. Cl.
CPC ...
G03B 2/762 ; G03B 2/764 ; B41J 2/01 ; G03G 1/500 ; G03G 1/502 ;
Abstract

In order to eliminate the cam member, which is mounted to the mounting member side and to which grease is applied, to prevent, as much as possible, the portions to which grease has been applied from becoming exposed to the side of an original placed on the contact glass, an original cover closer is arranged from a mounting member, which has a mounting base and side plates, which are raised from both sides of the mounting base, and has the abovementioned mounting base mounted to the main device unit side, a supporting member, which supports an original cover, has a back plate as well as side plates and a top plate, which are bent from the back plate, and has one end of each of the side plates being rotatably mounted via a hinge pin to the corresponding side plate of the abovementioned mounting member, a cam slider, which is fitted inside the supporting member in a manner enabling sliding towards the side of the abovementioned mounting member, a pressure bearing pin, which is axially mounted between the respective side plates of the abovementioned mounting member and is made to contact a cam part provided at the end of the cam slider, and a coil spring, which is resiliently installed between the abovementioned cam slider and the free end side of the abovementioned supporting member, and by making the cam member a pressure bearing pin, portions to which grease are applied is prevented from becoming exposed to the side of the original placed on the contact glass.


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