Patent ID: 7950411
Filing Date: 2011-05-31
Classification: F16K,Y10T

Abstract:
1. A pipe branching arrangement for a tank farm system, comprising: a hollow body at least approximately extending vertically, at least one connector arranged on a lateral side of said hollow body, at least one mixed proof valve sitting on said at least one connector and producing a closable connection between said hollow body and at least one pipeline, said valve having two closing members, a leakage space arranged between said two closing members and having a leakage outlet opening, said leakage space further having a circumferential wall extending from an inlet into said leakage space to said leakage outlet opening spaced apart from said inlet, said circumferential wall having a gravitational force side and having a decline from said inlet to said leakage outlet opening on said gravitational force side, wherein one of said two closing members is a valve disk cooperating with a cylindrical first valve seat on a valve housing of said valve, which has a radial seal, and the other of said two closing members is configured in a form of a conical closing sleeve, which at an end facing said valve disk carries an obliquely axial seal which cooperates with a conical second valve seat on said valve housing.