Title:
VALVE WITH ROTATABLE VALVE MEMBER AND METHOD FOR FORMING SAME
Document Type and Number:
WIPO Patent Application WO2000071918
Kind Code:
A8
Abstract:
A method of producing a valve includes the steps of: providing a mold comprising a pair of mating mold halves (90, 93), with each of the mold halves including a mold cavity (90a, 93a); providing a valve member-stem unit (50) comprising a valve member (52) of substantially circular cross section attached to a stem (66), with the valve member including a passageway (54) extending therethrough in a direction generally normal to the stem (66); inserting a mold core (92) into the passageway of the valve member-stem unit to form a mold insert assembly (91); positioning the mold insert assembly within the cavity (90a) of the mold halves; injecting a polymeric material into the mold half cavities such that a valve casing forms around and captures the valve member-stem unit (91).
Inventors:
CHOWDHURY MIZANUL H (US)
Application Number:
PCT/US2000/013910
Publication Date:
February 22, 2001
Filing Date:
May 19, 2000
Export Citation:
Assignee:
NORDSTROM VALVES INC (US)
CHOWDHURY MIZANUL H (US)
CHOWDHURY MIZANUL H (US)
International Classes:
F16K27/06; (IPC1-7): F16K27/06
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