Title:
PLUG VALVE HARD SEAL ON CYLINDRICAL WALL
Document Type and Number:
WIPO Patent Application WO/2022/025513
Kind Code:
A1
Abstract:
A rotary valve includes a valve body including an opening formed therein, a rotary component received within the opening of the valve body with the rotary component configured to rotate relative to the valve body about an axis of rotation thereof, and a sealing assembly including a hard sealing structure and a soft sealing structure disposed between the valve body and the rotary component. The hard sealing structure is formed from a substantially rigid material and is configured to sealingly engage the rotary component. The soft sealing structure is formed from a resiliently deformable material and is configured to sealingly engage the hard sealing structure and the valve body.
Inventors:
GRAICHEN BRIAN (US)
Application Number:
PCT/KR2021/009361
Publication Date:
February 03, 2022
Filing Date:
July 20, 2021
Export Citation:
Assignee:
HANON SYSTEMS (KR)
International Classes:
F16K25/00; C08L23/16; C08L77/00; C08L81/02; C08L83/04; F16K5/02; F16K5/06
Foreign References:
| JPS53128928U | 1978-10-13 | |||
| JP2005308165A | 2005-11-04 | |||
| JPS5015425U | 1975-02-18 | |||
| CN201502748U | 2010-06-09 | |||
| US20060118066A1 | 2006-06-08 |
Attorney, Agent or Firm:
HONESTY & JR PARTNERS INTELLECTUAL PROPERTY LAW GROUP (KR)
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