GATE VALVE Russian patent published in 1994 - IPC

Abstract RU 2014536 C1

FIELD: manufacture of fittings. SUBSTANCE: gate valve has body 1 with inlet passage 2, outlet passage 3 and seat 4. Stem 5 is provided with recess 13. Disks 7 and 8 have holes in their centers which receive valve 12. Pusher of valve 12 is engageable with recess 13 of stem 5. Disks 7 and 8 are connected by means of diaphragms 10 and form diaphragm box together with them. Diameter of diaphragm box is more than diameter of circular sealing member 9. Secured rigidly on disk 8 is carriage 14 which rests against wall of the body through rollers 15 which are connected by means of cages 16. Circular seal 9 is mounted on disk 7. EFFECT: simplified construction, enhanced reliability and response. 3 cl, 2 dwg

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RU 2 014 536 C1

Authors

Kuz'Min Aleksandr Leonidovich

Shatokhin Igor' Mikhajlovich

Dates

1994-06-15Published

1991-09-06Filed