Image forming apparatus

Details Image forming apparatus Image forming apparatus

2005-07-05

2008-09-23

Luu, Matthew (Department: 2861)

Incremental printing of symbolic information

Ink jet

Medium and processing means

C347S197000, C347S198000, C347S220000, C400S120010, C400S120160, C400S120170

Reexamination Certificate

active

07427132

ABSTRACT:
An image forming apparatus has a chassis, a head portion, a platen roller a plurality of elastically deformable support rods, a U-shaped rotary member and a drive mechanism. The head portion is pivotally supported on the chassis. The platen roller is rotatably supported on the chassis opposite the head portion. The support rods are supported on the chassis. The rotary member is pivotally supported to the chassis by unrotatably engaging the support rods. A second side arm of the rotary member is configured to press the head portion against the platen roller with an urging force of the support rods. The drive mechanism is engaged with a first side arm of the rotary member to pivot the rotary member around the support rods. With the image forming apparatus. the head portion can be pressed on with a sufficient amount of pressure.

REFERENCES:
patent: 5005026 (1991-04-01), Sakai
patent: 5181787 (1993-01-01), Hosomi
patent: 5445460 (1995-08-01), Nakajima
patent: 5746520 (1998-05-01), Kohira
patent: 5846003 (1998-12-01), Mori et al.
patent: 5940108 (1999-08-01), Ito
patent: 7286151 (2007-10-01), Sawai
patent: 7-323587 (1995-12-01), None

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