Method for manufacturing multi-stage gear, and multi-stage gear

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United States of America Patent

PATENT NO 9273771
APP PUB NO 20140144269A1
SERIAL NO

14130715

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Abstract

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In a method for manufacturing a multi-stage gear in which no gap is formed between a small-diameter gear and a large-diameter gear, there are included a first step of forming the small-diameter gear on an outer peripheral surface of a workpiece, a second step of forming a large-diameter gear part by plastically deforming an end portion of the workpiece to increase the diameter thereof, and a third step of forming the large-diameter gear by cutting the large-diameter gear part.

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Patent Owner(s)

Patent OwnerAddress
TOYOTA JIDOSHA KABUSHIKI KAISHATOYOTA-SHI AICHI-KEN 471-8571

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Aoyama, Hironori Toyota, JP 18 34
Inoshita, Hirofumi Nagoya, JP 14 36
Masui, Toshiaki Toyota, JP 15 33
Shimoda, Koji Toyota, JP 16 136
Sukeda, Takuya Okazaki, JP 7 0
Tomioka, Akinori Nagoya, JP 6 6

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