Capper for a printhead maintenance station

Details Capper for a printhead maintenance station Capper for a printhead maintenance station

2005-10-11

2008-08-19

Hsieh, Shih-Wen (Department: 2861)

Incremental printing of symbolic information

Ink jet

Ejector mechanism

C347S029000, C347S030000, C347S032000

Reexamination Certificate

active

07413281

ABSTRACT:
A capper for a printhead maintenance station is provided. The capper comprises a capping chamber sealingly engageable around a printhead; a constriction member positioned in the capper chamber; an air inlet defined in a wall of the capping chamber; and a vacuum aperture defined in a wall of the capping chamber. The constriction member divides the capper chamber into an air inlet channel and a vacuum channel into which the respective air inlet and vacuum aperture open. The constriction member also defines a blast channel adjacent an ink ejection face of the printhead when the capping chamber is sealingly engaged around the printhead.

REFERENCES:
patent: 5559536 (1996-09-01), Saito et al.
patent: 6260943 (2001-07-01), Ishikawa
patent: 20318248 (2004-04-01), None
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patent: 1470922 (2004-10-01), None
patent: 2003001858 (2003-01-01), None
patent: 2003326739 (2003-11-01), None
patent: 2004058348 (2004-02-01), None
patent: 2005225163 (2005-08-01), None

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