Liquid cartridge

Details Liquid cartridge Liquid cartridge

2008-03-25

2011-11-22

Luu, Matthew (Department: 2861)

Incremental printing of symbolic information

Ink jet

Fluid or fluid source handling means

C347S084000, C347S085000

Reexamination Certificate

active

08061825

ABSTRACT:
A liquid cartridge mountable on a liquid droplet ejection device, includes a liquid chamber configured to store a liquid therein, and a pump unit configured to generate a pressure for the liquid stored in the liquid chamber to be supplied to the liquid droplet ejection device. The pump unit includes a cylinder; a piston slidably mounted in the cylinder and configured to define a pressure chamber with the cylinder; a force transfer member coupled to the piston and including an engagement portion and a support portion; and a support member configured to contact the support portion to support the force transfer member to be movable. The engagement portion is configured to engage a drive member of the liquid droplet ejection device and to receive a drive force from the drive member to displace the piston.

REFERENCES:
patent: 5621450 (1997-04-01), Kawai et al.
patent: 6966641 (2005-11-01), Taniguchi et al.
patent: 7261398 (2007-08-01), Greer
patent: 2008/0084462 (2008-04-01), Hattori
patent: 2004-181952 (2004-07-01), None

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