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US 8,366,241 B2Granted
Printhead having capped fluid passages
AssigneeZamtec Ltd
InventorsKia Silverbrook, Tobin Allen King, Garry Raymond Jackson
Life of this patent
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Abstract
A printhead is provided having a casing mounted on a molding to define a fluid reservoir and a first passage in fluid communication between the fluid reservoir, a wafer at least defining at least a part of a channel spaced from the first passage and at least a part of a second passage arranged to provide fluid communication between the first passage and channel, a plurality of ink ejection devices in fluid communication with the channel, and a metal cap portion which encloses the casing and molding.
Claims6
A printhead comprising:
- a casing mounted on a moulding to define a fluid reservoir and a first passage in fluid communication with the fluid reservoir;
- a first wafer defining at least a part of a channel spaced from the first passage and at least a part of a second passage, the second passage providing fluid communication between the first passage and the channel;
- a plurality of ink ejection devices in fluid communication with the channel;
- and
- a metal cap portion which encloses the casing and moulding.
2 more elements
Dependencies are inferred from the claim text.