Patent ID: 7146729
Filing Date: 2006-12-12
Classification: F16K,Y10T

Abstract:
1. A method of making a float operated vapor vent valve that is mountable through an access opening to a fuel tank comprising: (a) forming a valve body with an annular flange that extends outwardly over said access opening and that is attachable to the fuel tank, the valve body including a float chamber, and disposing a float therein and forming a vent port with a float valve communicating with the float chamber; (b) disposing a valve member for movement with the float and moving the float and seating the valve member on said valve seat and closing the vent port; (c) forming co-operating surfaces on said float chamber and said float and engaging said surfaces to prevent relative rotation therebetween; (d) forming at least one slot on one of said valve body and said valve member and at least one projection on the other of said valve body and said valve member; and (e) disposing said at least one projection in said at least one slot.