Thermally stable pagewidth printhead assembly

Details Thermally stable pagewidth printhead assembly Thermally stable pagewidth printhead assembly

2007-07-24

2007-07-24

Nguyen, Lamson (Department: 2861)

Incremental printing of symbolic information

Ink jet

Ejector mechanism

C347S049000

Reexamination Certificate

active

11144810

ABSTRACT:
A pagewidth printhead assembly is provided comprising an elongate support beam, an elongate shell at least partially enclosing and restraining the support beam and printhead integrated circuits mounted to the support beam so as to be substantially aligned with one another along the pagewidth. The shell has an effective coefficient of thermal expansion substantially equal to that of the printhead integrated circuits.

REFERENCES:
patent: 6270196 (2001-08-01), Uno et al.
patent: 6592205 (2003-07-01), Beerling et al.
patent: 2002/0180835 (2002-12-01), Boyd et al.
patent: 6087213 (1994-03-01), None
patent: 10157105 (1998-06-01), None
patent: 99-11010861 (1999-01-01), None
patent: 2000-263768 (2000-09-01), None

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