Title:
SEAL RING
Document Type and Number:
WIPO Patent Application WO/2023/149401
Kind Code:
A1
Abstract:
This seal ring has an overall ring shape and includes an inside ring (110), an outside ring (120), and a seal material (130) that is sandwiched from the inside and the outside in the radial direction by the inside ring (110) and the outside ring (120). The seal material (130) has a center portion (130a), a first protruding part (130b) that protrudes to the outside of the center portion (130a) in the radial direction, a second protruding part (130c) that protrudes to the inside of the center portion (130a) in the radial direction, a third protruding part (130d) that protrudes from the center portion (130a) in a direction that is orthogonal to the radial direction, and a fourth protruding part (130e) that protrudes to the opposite side of the center portion (130a) from the third protruding part (130d). The first protruding part (130b) is received into a reception part (120a) that is formed between a pair of projecting parts (122) of the outside ring (120).
Inventors:
TSUJI KAZUAKI (JP)
Application Number:
PCT/JP2023/002907
Publication Date:
August 10, 2023
Filing Date:
January 30, 2023
Export Citation:
Assignee:
VALQUA LTD (JP)
International Classes:
F16J15/10; F16L23/02
Foreign References:
| US3215442A | 1965-11-02 | |||
| JP2018533702A | 2018-11-15 | |||
| JP2007002927A | 2007-01-11 |
Attorney, Agent or Firm:
FUKAMI PATENT OFFICE, P.C. (JP)
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