Planetary gear transmission and electric vehicle

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United States of America Patent

PATENT NO 9366321
APP PUB NO 20150099601A1
SERIAL NO

14404111

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A planetary gear transmission includes a planetary gear train having a sub gear, a fixed annular gear, at least one planet gear and a planet carrier; a synchronizer configured to be driven into a first coupling state in which it couples the sun gear with a prime mover, and a second coupling state in which it couples the planet carrier with the prime mover; and an actuator configured for selectively driving the synchronizer into one of its first and second coupling states.

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Patent Owner(s)

  • ROBERT BOSCH GMBH

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Zhang, Mingliang Shanghai, DE 16 70

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