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Title:
CONSTANT-VELOCITY JOINT BOOT
Document Type and Number:
WIPO Patent Application WO/2019/176440
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a constant-velocity joint boot that is capable of increasing fatigue damage resistance and realizing a longer life even when a constant-velocity joint oscillates at a large operation angle. In order to attain this purpose, provided is a constant velocity joint boot provided with: a large-diameter annular part that has a non-circular outer peripheral surface, that is to be mounted to a counterpart member, and that has an inner peripheral surface at least partially formed in a non-circular shape; a small-diameter annular part that is to be mounted to boot bellows and a shaft, the large-diameter annular part and the small-diameter annular part being at least integrated together; and an annular recess part that is formed at a portion of the inner peripheral surface of the large-diameter annular part, adjacent to the bellows.

Inventors:
ONO, Yuzo (3-105 Sugaya, Ageo-sh, Saitama 61, 〒3628561, JP)
NOBUSUE, Kenji (3-105 Sugaya, Ageo-sh, Saitama 61, 〒3628561, JP)
Application Number:
JP2019/005549
Publication Date:
September 19, 2019
Filing Date:
February 15, 2019
Export Citation:
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Assignee:
FUKOKU CO., LTD. (3-105 Sugaya, Ageo-shi Saitama, 61, 〒3628561, JP)
International Classes:
F16D3/84; F16J3/04; F16J15/52
Foreign References:
JP2009293797A2009-12-17
JP2006144922A2006-06-08
JP2005186446A2005-07-14
JP2005315303A2005-11-10
Attorney, Agent or Firm:
YOSHIMURA, Katsuhiro (Yoshimura International Patent Office, Omiya F Bldg. 5-4, Sakuragicho 2-chome, Omiya-ku, Saitama-sh, Saitama 54, 〒3300854, JP)
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