Title:
PROPELLER SHAFT AND PRODUCTION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2021/029228
Kind Code:
A1
Abstract:
This propeller shaft (PS) has: a boot member (7) having one end thereof fixed to a sleeve shaft (2) and the other end thereof fixed to a stub shaft (3); and a boot band (8) that fixes the boot member (7) to the sleeve shaft (2) and the stub shaft (3). A protrusion (74) that fits in fitting grooves (26) formed on the outer circumferential surfaces of the sleeve shaft (2) and the stub shaft (3) is provided on the inner circumferential side of the one end and the other end of the boot member (7). The present invention has: a first outer diameter section (231) that has a larger diameter than the inner diameter (D1) of the protrusion (74), provided in the sleeve shaft (2) and the stub shaft (3) further on the tip side than the fitting grooves (26); and a second outer diameter section (232) that has a larger diameter than the external diameter (X1) of the first outer diameter section (231), provided further on the base end side than the fitting grooves (26).
Inventors:
SATO SHINICHI (JP)
MASUDA TOSHIYUKI (JP)
ISHIKURA KENICHIRO (JP)
MASUDA TOSHIYUKI (JP)
ISHIKURA KENICHIRO (JP)
Application Number:
PCT/JP2020/029219
Publication Date:
February 18, 2021
Filing Date:
July 30, 2020
Export Citation:
Assignee:
HITACHI AUTOMOTIVE SYSTEMS LTD (JP)
International Classes:
F16J3/04; B60K17/22; F16D3/84; F16J15/52
Foreign References:
| JP2008115999A | 2008-05-22 | |||
| JPS62138917U | 1987-09-02 | |||
| JPH07269708A | 1995-10-20 | |||
| JP2010112474A | 2010-05-20 | |||
| JPH0742841A | 1995-02-10 | |||
| JPH0587254A | 1993-04-06 | |||
| JP2009068510A | 2009-04-02 | |||
| JPH06341551A | 1994-12-13 | |||
| JP2008045675A | 2008-02-28 | |||
| JP2016156469A | 2016-09-01 | |||
| JP2000205291A | 2000-07-25 |
Other References:
See also references of EP 4015879A4
Attorney, Agent or Firm:
KOBAYASHI, Hiromichi et al. (JP)
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