Image forming apparatus including a feed roller and...

Details Image forming apparatus including a feed roller and... Image forming apparatus including a feed roller and...

2007-09-11

2007-09-11

Evanisko, Leslie J. (Department: 2854)

Typewriting machines

Sheet or web

Including friction-feed means

C400S629000, C400S636000, C271S272000, C347S218000

Reexamination Certificate

active

11037037

ABSTRACT:
In a thermally transcribing printer including a frame, a roller made of a metal for feeding sheet at constant speed, a gear made of a resin, a motor, a press-fit engaging member, and a compression coil spring, the roller includes a shaft portion attached to project from an inner side to an outer side of the frame1and the press-fit engaging member is press-fitted to the shaft portion. Further, the gear includes a shaft inserting hole in a circular shape inserted from an outer side of the press-fitted engaging member made of a metal into a shaft portion of the roller, and four second engaging portions provided at intervals of 90 degrees between the shaft inserting hole and an outer peripheral portion of the gear and having a predetermined length in a rotational direction.

REFERENCES:
patent: UM-A-61-132344 (1986-08-01), None
patent: 62-108076 (1987-05-01), None
patent: 4-105631 (1992-09-01), None
patent: 06127724 (1994-05-01), None
patent: 08231077 (1996-09-01), None
patent: 9-150983 (1997-06-01), None
patent: 9-240873 (1997-09-01), None
patent: 10196671 (1998-07-01), None
Japanese Office Action dated Jan. 19, 2007 with English translation (Four (4) pages).

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