CHECK-VALUE ASSEMBLY FOR VACUUM SYSTEM - KOREA PNEUMATIC SYS CO LTD

Title:

CHECK-VALUE ASSEMBLY FOR VACUUM SYSTEM

Document Type and Number:

WIPO Patent Application WO/2015/141980

Kind Code:

A1

Abstract:

The present invention relates to a check-valve assembly appropriately used in a vacuum system. The check-valve assembly of the present invention comprises a body having a plurality of through-holes formed therein while having different space characteristics. As a valve member rotates with a shaft fixed to the body, intake holes of the valve member selectively communicate with the through-holes. Accordingly, the check-valve assembly of the present invention can advantageously, properly, and promptly take action in accordance with a vacuum characteristic required on site.

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WO/2010/114707	CONTOURED CHECK VALVE DISC AND SCROLL COMPRESSOR INCORPORATING SAME
JPS60180876	[Title of the device] It raises and is a nonreturn valve.

Inventors:

CHO HO-YOUNG (KR)

Application Number:

PCT/KR2015/002319

Publication Date:

September 24, 2015

Filing Date:

March 11, 2015

Export Citation:

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Assignee:

KOREA PNEUMATIC SYS CO LTD (KR)

International Classes:

F16K15/00; F16K15/14; F16K15/16

Foreign References:

KR100793323B1	2008-01-14
KR20050101341A	2005-10-21
JP2006329096A	2006-12-07
KR20120004790U	2012-07-03

Other References: