BALL VALVE AND METHOD OF ASSEMBLY

Title:

BALL VALVE AND METHOD OF ASSEMBLY

Document Type and Number:

WIPO Patent Application WO/1993/010384

Kind Code:

A1

Abstract:

A ball valve (10) has a one-piece valve body (12) with a small diameter bore (16) and an opposed large diameter bore (18) in fluid communication with a valve chamber (14). An annular flange (40) projects within the large diameter bore (18) and a washer-type square spring (50) is inserted within the central opening (44) defined by the flange (40) and then positioned in centered relation on the shoulder (42) defined by the flange (40) for urging the ball valve member (24) into seated position against an annular seat (22) about small diameter bore (16).

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Inventors:

BEASLEY MARVIN E (US)

Application Number:

PCT/US1992/009776

Publication Date:

May 27, 1993

Filing Date:

November 09, 1992

Export Citation:

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Assignee:

KEYSTONE INT (US)

International Classes:

F16K5/06; (IPC1-7): F16K5/20

Foreign References:

US4779840A	1988-10-25
US4467823A	1984-08-28

Other References: