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Title:
FLEXIBLE BOOT FOR CONSTANT VELOCITY UNIVERSAL JOINT
Document Type and Number:
WIPO Patent Application WO/2007/023802
Kind Code:
A1
Abstract:
A flexible boot for a constant velocity universal joint enabling the simplification of boot mounting operation and boot manufacturing steps. The flexible boot comprises a bellows having a tubular large diameter part fixed to the outer peripheral surface of an outer joint member, a tubular small diameter part fixed to the outer peripheral surface of a shaft, and a flexible part of U-shape in cross section connecting the large diameter part to the small diameter part and a metal cylindrical adapter for reinforcement vulcanized and integrated in the bellows starting at the large diameter part to the end part of the flexible part of the bellows. One end of the adapter is projected by a predetermined length along the outer periphery of the outer joint member, and the projected portion of the adapter is fixedly caulked onto the outer peripheral surface of the outer joint member.

Inventors:
KOBAYASHI, Tomoshige (1578 Higashikaizuk, Iwata-shi Shizuoka 37, 4380037, JP)
小林 智茂 (〒37 静岡県磐田市東貝塚1578番地 NTN株式会社内 Shizuoka, 4380037, JP)
FUJIO, Teruaki (1578 Higashikaizuk, Iwata-shi Shizuoka 37, 4380037, JP)
Application Number:
JP2006/316392
Publication Date:
March 01, 2007
Filing Date:
August 22, 2006
Export Citation:
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Assignee:
NTN CORPORATION (3-17, Kyomachibori 1-chome Nishi-k, Osaka-shi Osaka 03, 5500003, JP)
NTN株式会社 (〒03 大阪府大阪市西区京町堀1丁目3番17号 Osaka, 5500003, JP)
KOBAYASHI, Tomoshige (1578 Higashikaizuk, Iwata-shi Shizuoka 37, 4380037, JP)
小林 智茂 (〒37 静岡県磐田市東貝塚1578番地 NTN株式会社内 Shizuoka, 4380037, JP)
International Classes:
F16D3/84; F16J3/04; F16J15/52
Foreign References:
JPH11159538A1999-06-15
DE2927648A11981-01-29
JPH09137832A1997-05-27
JP2003120828A2003-04-23
JPH01115015U1989-08-02
JPH01193405A1989-08-03
JPH01113615U1989-07-31
JPH11132328A1999-05-21
JP2004301180A2004-10-28
JP2000266192A2000-09-26
JPH08159298A1996-06-21
JPH0474742U1992-06-30
Attorney, Agent or Firm:
EHARA, Syogo et al. (Ehara Patent Office, 15-26 Edobori 1-chome, Nishi-k, Osaka-shi Osaka 02, 5500002, JP)
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