Incremental printing of symbolic information – Thermal marking apparatus or processes – Platen or engaging means therefor
Reexamination Certificate
2007-02-02
2009-06-23
Feggins, K. (Department: 2861)
Incremental printing of symbolic information
Thermal marking apparatus or processes
Platen or engaging means therefor
Reexamination Certificate
active
07551191
ABSTRACT:
A printing apparatus includes (a) a lever member which displaces at least one of a thermal head and a platen roller so that the head and the roller come close to each other or come away from each other, and (b) a driving unit which operates the lever member. The driving unit includes a rotary member having a rotary center shaft in a direction crossing a conveying direction of a recording medium and a roller shaft direction of the platen roller, and the rotary member is disposed in a conveying width region of the recording medium.
REFERENCES:
patent: 2007/0071532 (2007-03-01), Ho
patent: 06-015852 (1994-01-01), None
patent: 10-076716 (1998-03-01), None
Canon Kabushiki Kaisha
Feggins K.
Fitzpatrick ,Cella, Harper & Scinto
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