Document Type and Number:
Japanese Patent JPH0253662
Kind Code:
B2
Abstract:
A method of forming a stem seal and controlling the sealant film thickness in a lubricated plug valve in which a deformable ring is inverted in an annular space between the stem, the valve cover and the top of the plug and the ring is deformed into sealing engagement with the plug, the stem and cover by applying pressure to the sealant system of the valve during assembly.
Inventors:
II FUREDERITSUKU SUKUOENEUEISU
DON DABURYU DAFUI
DON DABURYU DAFUI
Application Number:
JP20023586A
Publication Date:
November 19, 1990
Filing Date:
August 28, 1986
Export Citation:
Assignee:
ROCKWELL INTERNATIONAL CORP
International Classes:
F16K5/02; F16K41/02