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Patent Searching and Data


Title:
CONTINUOUSLY VARIABLE TRANSMISSION CONTROL DEVICE AND CONTROL METHOD
Document Type and Number:
WIPO Patent Application WO/2014/156309
Kind Code:
A1
Abstract:
A control device for a continuously variable transmission mounted to a vehicle and comprising a continuously variable transmission mechanism that changes the winding diameter of a belt clamped by a pulley and changes the gear ratio, by using oil pressure supplied to a hydraulic cylinder provided in the pulley. The control device comprises: an oil pressure supply unit that supplies hydraulic oil at a prescribed oil pressure; a flow-rate control unit that controls the flow rate that the hydraulic oil supplied by the oil pressure supply unit is supplied to the hydraulic cylinder; and a flow-rate setting means that sets a target oil pressure for supply to the hydraulic cylinder and sets the flow rate for the hydraulic oil caused to flow to the flow-rate control unit in order to achieve the target oil pressure.

Inventors:
MIYAKE, Masao (700-1 Imaizumi, Fuji-sh, Shizuoka 85, 〒4178585, JP)
YOSHIKAWA, Yasuaki (700-1 Imaizumi, Fuji-sh, Shizuoka 85, 〒4178585, JP)
YAMAGUCHI, Midori (700-1 Imaizumi, Fuji-sh, Shizuoka 85, 〒4178585, JP)
KATOU, Takeshi (700-1 Imaizumi, Fuji-sh, Shizuoka 85, 〒4178585, JP)
SUZUKI, Takayuki (700-1 Imaizumi, Fuji-sh, Shizuoka 85, 〒4178585, JP)
Application Number:
JP2014/052552
Publication Date:
October 02, 2014
Filing Date:
February 04, 2014
Export Citation:
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Assignee:
JATCO LTD (700-1, Imaizumi Fuji-sh, Shizuoka 85, 〒4178585, JP)
International Classes:
F16H61/02; F16H59/68; F16H61/662
Foreign References:
JP2001214970A2001-08-10
JPH0526334A1993-02-02
JP2008002483A2008-01-10
Attorney, Agent or Firm:
GOTO, Masaki et al. (GOTOH & PARTNERS, Shoyu-Kaikan 3-1, Kasumigaseki 3-chome, Chiyoda-k, Tokyo 13, 〒1000013, JP)
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