Drive transmitter and image forming apparatus incorporating the drive transmitter

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United States of America Patent

PATENT NO 10253846
APP PUB NO 20180347667A1
SERIAL NO

16101777

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A drive transmitter includes an internally toothed gear, a first support shaft to rotatably support the internally toothed gear without using a bearing, a drive source to apply a driving force to the internally toothed gear, a rotary body to which the driving force is transmitted via the internally toothed gear, and a grease retainer disposed on the first support shaft and to retain grease on at least one of a portion of the first support shaft facing the internally toothed gear and a portion of the internally toothed gear facing the first support shaft. An image forming apparatus includes the drive transmitter.

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Patent Owner(s)

Patent OwnerAddress
RICOH COMPANY LTDTOKYO 143-8555

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ishida, Masahiro Kanagawa, JP 375 4376
Matsuda, Naoki Kanagawa, JP 229 1557
Sakamoto, Shogo Kanagawa, JP 20 99
Sugita, Narumi Kanagawa, JP 13 108

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