Liquid ejection head and liquid ejection apparatus using the same

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7204576
SERIAL NO

11342570

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A head cover of a recording head includes an opening portion for exposing a nozzle face of the liquid ejection nozzle of a flow path unit, a frame portion provided at a surrounding of the opening portion to cover a peripheral edge portion of the flow path unit to be supported by the mounting face, protective wall portions erected integrally from the frame portion to be formed to cover side faces of the head case, and support portions formed integrally with the protective wall portions and bent from the protective wall portions to extend in surrounding directions for fixing to the head case and the protective wall portion is formed to widen a width thereof toward a side of the support portion.

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First Claim

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Patent Owner(s)

  • SEIKO EPSON CORPORATION

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kanaya, Munehide Nagano, JP 127 1980
Katsumura, Takayoshi Nagano, JP 21 180
Owaki, Hiroshige Nagano, JP 93 575

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