F - Mech Eng,Light,Heat,Weapons – 16 – K
Patent
F - Mech Eng,Light,Heat,Weapons
16
K
251/51
F16K 5/20 (2006.01) F16K 5/06 (2006.01) F16K 25/04 (2006.01) F16K 27/06 (2006.01) F16K 27/10 (2006.01)
Patent
CA 1266037
ABSTRACT OF THE DISCLOSURE An all-welded type ball valve is disclosed. A ball valve having a main body and a sub body which form a spherical shell-like body having openings on both sides thereof wherein the main and sub bodies are joined together by a full-circled welding. A sealed space is formed throughout the back of the welded joint with a filler supply portion so that a suitable filler can be supplied from the exterior of the body. The valve is capable of withstanding use of a corrosive fluid without using an expensive anticorrosive material.
483119
Hayama Kenichi
Nakanishi Sadayuki
Hayama Kenichi
Kabushiki Kaisha Kobe Seiko Sho
Nakanishi Sadayuki
Riches Mckenzie & Herbert Llp
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