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Ball valve provides a quick cutoff 2011-12-31
This rotatable ball valve provides a quick cutoff means without producing a locked-up system downstream of the valve. Thus, downstream moving parts, such as pistons, may be freely relocated. The valve
A one piece housing for supporting a ball 2011-12-30
In the case of ball valves of the generic type provided with a one-piece housing, the ball is inserted into the housing via a fluid opening. In order to be able to rotate the ball accommodated in the
A valve case forming an internal space 2011-12-29
A ball valve is provided with a valve case forming an internal space that is centrally extending to opposite inlet and outlet sides. A ball valve element is disposed within the interior space and has
A plastic ball valve 2011-12-28
Concerning improvements in a plastic ball valve, the applicant of the present patent application formerly applied for a utility model registration on a construction of the plastic ball valve comprisin
Ball valve made of stamped plate 2011-12-27
Ball valves are known which substantially comprise a valve body, wherein a seating has been provided for a ball having a diametrical cylindrical passage, the ball being rotatable between an open posit
Conventional ball valves 2011-12-26
However, conventional ball valves are obtained by machining cast pieces, or by machining stainless steel blocks. In either case, the machining processes require skilled labor and substantial time peri
A ball valve chamber with an entrance and exit 2011-12-23
The present invention is also a ball valve in which a valve chamber with an entrance and exit communicating with each other in a casing is formed, a valve ball with a circulation hole is provided in t
A valve ball with a circulation hole 2011-12-22
The present invention is also a ball valve in which a valve chamber with an entrance and exit communicating with each other in a casing is formed, a valve ball with a circulation hole is provided in t
