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US 7,604,334 B2Granted
Ink supply system with hammer mechanism for variable purge volume/pressure
AssigneeSilverbrook Research Pty Ltd
InventorsVesa Karppinen, John Douglas Peter Morgan, David John Worboys, Patrick John McAuliffe, Jonathan Mark Bulman, Kia Silverbrook
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Abstract
An ink supply system for an inkjet printhead is provided. The system including: (a) an ink reservoir for storing ink; (b) and ink conduit providing fluid communication between the ink reservoir and the printhead; and (c) a hammer mechanism for compressing part of the ink conduit.
Claims17
An ink supply system for an inkjet printhead comprising:
- (a) an ink reservoir for storing ink;
- (b) an ink conduit providing fluid communication between said ink reservoir and said printhead;
- and
- (c) a hammer mechanism for compressing part of said ink conduit,
- wherein said hammer mechanism comprises:
- a hammer head for urging abutment with a wall of said part of said conduit
- a spring-loading mechanism for priming said hammer head;
- and
- a release mechanism for releasing a primed hammer head.
6 more elements
Dependencies are inferred from the claim text.