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Patent Searching and Data


Title:
POWER TRANSMISSION DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/131461
Kind Code:
A1
Abstract:
Provided is a power transmission device comprising: a variator; a first oil passage; an electric oil pump provided in the first oil passage; a second oil passage; a switch valve provided at a branch point of the first oil passage and the second oil passage; and a third oil passage. The switch valve switches between at least two positions of a first position at which the first oil passage is in a communication state and a second position at which the second oil passage and an SEC pulley oil chamber side of the first oil passage are in a communication state and the third oil passage and a PRI pulley oil chamber side of the first oil passage are in a communication state.

Inventors:
KOTSUJI, Kouichi (700-1 Imaizumi, Fuji-sh, Shizuoka 85, 〒4178585, JP)
NAKANO, Tomoyuki (Ltd. Intellectual Property Department 1-1, Morinosatoaoyama, Atsugi-sh, Kanagawa 23, 〒2430123, JP)
TOYOTA, Ryohey (Ltd. Intellectual Property Department 1-1, Morinosatoaoyama, Atsugi-sh, Kanagawa 23, 〒2430123, JP)
Application Number:
JP2018/047108
Publication Date:
July 04, 2019
Filing Date:
December 20, 2018
Export Citation:
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Assignee:
NISSAN MOTOR CO., LTD. (2 Takara-cho, Kanagawa-ku Yokohama-sh, Kanagawa 23, 〒2210023, JP)
International Classes:
F16H61/00; F16H59/74; F16H61/662
Foreign References:
JP2010096287A2010-04-30
JP2010078088A2010-04-08
JP2010078087A2010-04-08
JP2007303485A2007-11-22
JP2002523711A2002-07-30
JP2000110927A2000-04-18
Attorney, Agent or Firm:
GOTOH & PARTNERS (Shoyu-Kaikan, 3-1 Kasumigaseki 3-chome, Chiyoda-k, Tokyo 13, 〒1000013, JP)
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