Title:
BALL STEM SEAL
Document Type and Number:
WIPO Patent Application WO1999036716
Kind Code:
A8
Abstract:
A stem (40) seal assembly comprises a stem having a top end (41) and a bottom end (42). The stem is adapted to fit in a valve body (20) and interface with the valving member (30). A ball segment (43) integral to the stem has a top surface (44) facing upwardly and a bottom surface (45) facing downwardly. A first seal (51) engages the top surface (44) of the ball segment and the second seal (52) engages the bottom surface (45) of the ball segment.
Inventors:
SANDLING MICHAEL J
KIRK STEVEN M
KIRK STEVEN M
Application Number:
PCT/US1999/000854
Publication Date:
September 23, 1999
Filing Date:
January 15, 1999
Export Citation:
Assignee:
XOMOX CORP (US)
International Classes:
F16K5/06; F16K41/04; (IPC1-7): F16K5/06
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