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US 8,783,840 B2Granted
Liquid jet head
AssigneeSeiko Epson Corporation (HQ)
InventorNoriaki Okazawa
Life of this patent
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Abstract
A liquid jet apparatus is provided. The liquid jet apparatus includes a first damper chamber and a second damper chamber, a release path operatively associated with both the first damper chamber and the second damper chamber, and a control path connecting the first damper chamber, the second damper chamber, and the release path to each other.
Claims4
An inkjet recording head comprising:
- a first damper chamber and a second damper chamber;
- a release path operatively associated with both the first damper chamber and the second damper chamber, and the release path releasing pressure in the first and the second damper chamber to the air;
- a first control path which connects the first damper chamber and the release path;
- and
- a second control path which connects the second damper chamber and the release path;
- wherein two paths that are different from one another are respectively provided in between the first damper chamber and the release path, and in between the second damper chamber and the release path;
- and
- wherein one of the two paths that is provided in between the first damper chamber and the release path is a path passing through the first control path, the other of the two paths that is provided in between the first damper chamber and the release path is a path passing through the second control path and a connection cavity.
5 more elements
Dependencies are inferred from the claim text.