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Patent Searching and Data


Title:
PRESSING DEVICE FOR TOROIDAL CONTINUOUSLY VARIABLE TRANSMISSION
Document Type and Number:
WIPO Patent Application WO/2018/174086
Kind Code:
A1
Abstract:
Provided is a pressing device to be used in a toroidal continuously variable transmission and capable of sufficiently supplying a lubricating oil to all rollers inside a pocket, and suppressing the occurrence of fretting wear on a first cam surface, a second cam surface and a rolling contact surface of a roller. The radially inside section of a holder 14 is provided with an oil passage 28 for supplying a lubricating oil to the inside of each of the pockets 25 for holding one or more rollers 13 while the rollers are linearly arranged in the radial direction. The center axis O29 of a discharge port 29 which opens to the radially inside surface of the pocket 25 provided in the downstream-side end section of the oil passage 28 is angled toward the front in the direction of rotation of the holder 14 relative to the center axis C of the pocket 25.

Inventors:
ITAGAKI, Hirofumi (1-5-50 Kugenumashinmei, Fujisawa-sh, Kanagawa 01, 〒2518501, JP)
KITA, Masahiro (1-5-50 Kugenumashinmei, Fujisawa-sh, Kanagawa 01, 〒2518501, JP)
MATSUDA, Kippei (1-1 Kawasaki-cho, Akashi-sh, Hyogo 66, 〒6738666, JP)
TANAKA, Kenichiro (1-1 Kawasaki-cho, Akashi-sh, Hyogo 66, 〒6738666, JP)
IMAI, Hideyuki (1-1 Kawasaki-cho, Akashi-sh, Hyogo 66, 〒6738666, JP)
KOMATSU, Kenji (1-1 Kawasaki-cho, Akashi-sh, Hyogo 66, 〒6738666, JP)
Application Number:
JP2018/011171
Publication Date:
September 27, 2018
Filing Date:
March 20, 2018
Export Citation:
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Assignee:
NSK LTD. (6-3 Ohsaki 1-chome, Shinagawa-ku Tokyo, 60, 〒1418560, JP)
KAWASAKI JUKOGYO KABUSHIKI KAISHA (1-1 Higashikawasaki-cho 3-chome, Chuo-ku Kobe-sh, Hyogo 70, 〒6508670, JP)
International Classes:
F16H15/38; F16H57/04
Foreign References:
JP2006002882A2006-01-05
JPH09291999A1997-11-11
JP2006194288A2006-07-27
JP2005054895A2005-03-03
JPS306957B1
JPH11201251A1999-07-27
JP2006002882A2006-01-05
Attorney, Agent or Firm:
KIWA INTERNATIONAL (SKI Toranomon 5F, 2-13-10 Nishi-Shimbashi Minato-k, Tokyo 03, 〒1050003, JP)
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