Image forming apparatus having plural dividing plates in a duct for guiding air

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United States of America Patent

PATENT NO 12117767
SERIAL NO

17980512

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A second duct for guiding air outside an image forming apparatus A to a charging device includes: a first flow passage; a second flow passage bent from the first flow passage and extending in a direction orthogonal to a rotational direction and a rotational axis direction of a photosensitive drum, the second flow passage being provided with an outlet; and a plurality of flow dividing plates provided in the second flow passage, the plurality of flow dividing plates being disposed in parallel along the rotational axis direction and forming a third flow passage between the flow dividing plates adjacent to each other, in which a relationship between a length in the orthogonal direction and a length in the rotational axis direction of the third flow passage is a predetermined relationship.

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Patent Owner(s)

Patent OwnerAddress
CANON KABUSHIKI KAISHATOKYO JAPAN TOKYO METROPOLIS

International Classification(s)

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  • 2022 Application Filing Year
  • H02B Class
  • 176 Applications Filed
  • 84 Patents Issued To-Date
  • 47.73 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances20222023202420250255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kojima, Ryuichi Ibaraki, JP 27 331
Otsuka, Yuya Chiba, JP 12 12
Sato, Hiroki Ibaraki, JP 369 3638

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Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges2692001 - 10020406080100120140160180200220240260280300

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