Title:
BOOT RING
Document Type and Number:
WIPO Patent Application WO/2004/113753
Kind Code:
A1
Abstract:
Seal portions (1a) at both ends of a boot (1) covering a joint device are respectively fitted on fitting portions (4), where seal grooves (4c) are formed along their entire circumferences, of the joint device. After that a boot ring (10) is tightened on a seal portion (1a) to fix the boot (1) on the joint device. Pressing portions (10a) are provided on the entire circumference of an inner periphery of the boot ring, and the pressing portions locally press the seal portion (1a) of the boot (1) against both edge portions (Ps) of a seal groove (4c).
Inventors:
OGINO TAKASHI (JP)
ANDO SHUJI (JP)
ANDO SHUJI (JP)
Application Number:
PCT/JP2004/008941
Publication Date:
December 29, 2004
Filing Date:
June 18, 2004
Export Citation:
Assignee:
NHK SPRING CO LTD (JP)
OGINO TAKASHI (JP)
ANDO SHUJI (JP)
OGINO TAKASHI (JP)
ANDO SHUJI (JP)
International Classes:
F16J15/52; F16D3/84; F16J3/04; (IPC1-7): F16D3/84
Foreign References:
| JPH09196187A | 1997-07-29 | |||
| JPH0742841A | 1995-02-10 | |||
| JPH0634046A | 1994-02-08 | |||
| JPH05180350A | 1993-07-20 | |||
| JPS636225U | 1988-01-16 | |||
| JPH0622660U | 1994-03-25 | |||
| JPH02109022U | 1990-08-30 | |||
| JPH0351230U | 1991-05-17 |
Attorney, Agent or Firm:
Sakai, Hiroaki (Kasumigaseki Building 2-5, Kasumigaseki 3-chom, Chiyoda-ku Tokyo, JP)
Download PDF: