Developer cartridge provided with gear having protrusions for detection

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10054900
APP PUB NO 20170248904A1
SERIAL NO

15428228

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A developer cartridge includes a first gear rotatable about a first axis extending in an axial direction, and a second gear rotatable in a rotation direction about a second axis extending in the axial direction. The second gear includes: an engagement portion engageable with gear teeth of the first gear; a first protrusion and a second protrusion protruding in the axial direction. The first and second protrusions extend to be spaced apart from each other in the rotation direction. The first protrusion has first end and a second end defining a first angle therebetween about the second axis. The second protrusion has a third end and a fourth end farther away from the first protrusion than the third end is in the rotation direction. The second end and the third end define a second angle therebetween about the second axis. The first angle is smaller than the second angle.

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First Claim

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Patent Owner(s)

  • BROTHER KOGYO KABUSHIKI KAISHA

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kusama, Takuro Kitanagoya, JP 15 75

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