Title:
BONDED VALVE SEAT
Document Type and Number:
WIPO Patent Application WO/2022/160161
Kind Code:
A1
Abstract:
A valve seat (100') includes a first end (110a), a second end (110b) positioned opposite from the first end, and a body (150) extending from the first end to the second end, the body defining an inner surface (152) and an outer surface (154), the inner surface defining a main bore (156) extending through the body from the first end to the second end, the main bore defining a main bore axis (101), the body defining a shaft bore (160a, b) extending from the inner surface to the outer surface, the shaft bore defining a shaft bore axis (161) positioned perpendicular to the main bore axis, the shaft bore defining an inner shaft opening (162a, b) and an outer shaft opening (164a, b), the body defining a concave seat bearing surface (169a, b) extending around the inner shaft opening.
Inventors:
FENG XIANHUA (CN)
Application Number:
PCT/CN2021/074093
Publication Date:
August 04, 2022
Filing Date:
January 28, 2021
Export Citation:
Assignee:
MUELLER INT LLC (US)
FENG XIANHUA (CN)
FENG XIANHUA (CN)
International Classes:
F16K1/22; F16K1/226
Foreign References:
| US20090039305A1 | 2009-02-12 | |||
| US20050184267A1 | 2005-08-25 | |||
| CN203477351U | 2014-03-12 | |||
| US3565394A | 1971-02-23 | |||
| JP2007177813A | 2007-07-12 | |||
| CN203239950U | 2013-10-16 |
Attorney, Agent or Firm:
KING & WOOD MALLESONS (CN)
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