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Patent Searching and Data


Title:
FRICTION-ROLLER-TYPE REDUCTION GEAR
Document Type and Number:
WIPO Patent Application WO/2016/167261
Kind Code:
A1
Abstract:
A rocking holder of a friction-roller-type reduction gear is provided with a pair of bearings supporting a rotating shaft of an intermediate roller and having a rocking shaft in a position eccentric from the center of the rotating shaft, and a cross-linking part integrally linking the pair of bearings. A carrier has a holder support part for rotatably supporting the bearings. The inter-shaft distance between the center of the rocking shaft and the center of the rotating shaft is no more than the maximum radius of the outside diameter of the intermediate roller, and the center of the rocking shaft is disposed on a line where the shaft is subjected to the reactive force of torque transmitted to the rocking holder.

Inventors:
FUJITA Ryosuke (5-50 Kugenumashinmei 1-chome, Fujisawa-sh, Kanagawa 01, 〒2518501, JP)
KAWAHARA Hiroshi (5-50 Kugenumashinmei 1-chome, Fujisawa-sh, Kanagawa 01, 〒2518501, JP)
YOSHIOKA Hiroyasu (5-50 Kugenumashinmei 1-chome, Fujisawa-sh, Kanagawa 01, 〒2518501, JP)
Application Number:
JP2016/061842
Publication Date:
October 20, 2016
Filing Date:
April 12, 2016
Export Citation:
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Assignee:
NSK LTD. (6-3 Ohsaki 1-chome, Shinagawa-ku Tokyo, 60, 〒1418560, JP)
International Classes:
F16H13/04; F16H13/08; F16H13/10
Foreign References:
JP2014190536A2014-10-06
JPH11502596A1999-03-02
US3487705A1970-01-06
Other References:
See also references of EP 3239560A4
Attorney, Agent or Firm:
EIKOH PATENT FIRM, P.C. (Toranomon East Bldg. 10F, 7-13 Nishi-Shimbashi 1-chome, Minato-k, Tokyo 03, 〒1050003, JP)
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