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US 9,844,940 B2Granted
Printhead cartridge with hydrophobic coating
AssigneeFunai Electric Co., Ltd.
InventorsPaul W. Dryer, Christopher A. Craft
Life of this patent
Estimating the term…
Abstract
A print cartridge including a cartridge housing having a container body and a lid that encloses the container body. The lid includes a bottom surface and a top surface. One or more air vent openings are formed through the entire thickness of the lid from the top surface to the bottom surface. A hydrophobic coating is disposed on at least one of the top or the bottom surfaces of the lid, with the hydrophobic coating being absent over the one or more air vent openings. The hydrophobic coating is deposited in liquid or gaseous form.
Claims14
A printhead cartridge comprising:
- a cartridge housing comprising a lid;
- one or more air vent openings formed in the lid;
- a label disposed over a first portion of a top surface of the lid;
- and
- a hydrophobic coating chemically bonded to a second portion of the top surface and to a bottom surface of the lid, the first and second portions being different in location on the top surface of the lid and the hydrophobic coating being absent over at least a portion of the one or more air vent openings.
2 more elements
An inkjet printer comprising:
- a housing;
- a carriage disposed within the housing;
- and
- one or more printhead assemblies arranged on the carriage, wherein at least one of the one or more printhead assemblies comprises a printhead cartridge comprising:
- a cartridge housing comprising a lid;
- one or more air vent openings formed in the lid;
- a label disposed over a first portion of a top surface of the lid;
- and
- a hydrophobic coating chemically bonded to a second portion of the top surface and to a bottom surface of the lid, the first and second portions being different in location on the top surface of the lid and the hydrophobic coating being absent over at least a portion of the one or more air vent openings.
6 more elements
Dependencies are inferred from the claim text.