Patent ID: 7080821
Filing Date: 2006-07-25
Classification: F16K

Abstract:
1. A valve apparatus comprising: a valve body; a raised tube extending upwardly from said valve body, said raised tube having a brake axle extending upwardly from a center of said raised tube, said brake axle having a diameter less than a diameter of said raised tube, said raised tube having a horizontal fillister plane extending inwardly from a periphery of said raised tube toward said brake axle, said raised tube having an abutment section extending upwardly from said fillister plane so as to define a vertical first blade at one end of said fillister plane and a vertical second blade at an opposite end of said fillister plane, said abutment section extending upwardly solidly between said first and second blades; a knob connected to said valve body, said knob having a connection groove and an expanded groove formed along an interior wall of said knob, said connecting groove connected to said brake axle, said expanded groove having a greater diameter than a diameter of said connecting groove, said expanded groove having a solid abutment member extending radially inwardly for approximately 90° from said interior wall of said knob, said expanded groove concealing said fillister plane when said knob is affixed to said brake axle, said abutment member having a first end surface abutting said first blade when said knob moves rotatably with respect to said valve body in one direction, said abutment member having a second end surface abutting said second blade when said knob moves rotatably with respect to said valve body in an opposite direction, said abutment section and said abutment member and said fillister plane being concealed within said interior wall of said knob.