Title:
SPEED CHANGING DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/238944
Kind Code:
A1
Abstract:
At least one slider (40) among a plurality of sliders (41, 42, 43) of a speed changing device (1) has a plurality of cam surfaces (71) for converting a radial direction elastic force accepted from a cam urging mechanism (80) provided on an input shaft (11) or an output shaft (12) into a force in an axial direction X. The input shaft (11) or the output shaft (12) includes a lubricating oil passage (119) formed in the axial direction X, and a plurality of communicating holes (120) connected to the lubricating oil passage (119). The cam urging mechanism (80) includes: a plurality of springs (81) each partially disposed in the plurality of communicating holes (120); and a support member (83) which comes into contact with the springs (81), and which is at least partially disposed in the lubricating oil passage (119) so as to intersect the lubricating oil passage (119).
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Inventors:
OSAWA KENTA (JP)
NAITO SHINJI (JP)
HOSHINA TAIJI (JP)
HIROSE RYOTARO (JP)
NAITO SHINJI (JP)
HOSHINA TAIJI (JP)
HIROSE RYOTARO (JP)
Application Number:
PCT/JP2023/021599
Publication Date:
December 14, 2023
Filing Date:
June 09, 2023
Export Citation:
Assignee:
YAMAHA MOTOR CO LTD (JP)
International Classes:
F16H63/18; F16H3/089
Domestic Patent References:
| WO2020250535A1 | 2020-12-17 |
Foreign References:
| JP2021014895A | 2021-02-12 | |||
| JP2011113653A | 2011-06-09 | |||
| JPH05321955A | 1993-12-07 | |||
| JP2011102555A | 2011-05-26 | |||
| JPS6392212A | 1988-04-22 |
Attorney, Agent or Firm:
ATEN IP ATTORNEYS (JP)
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