Patent ID: 7717126
Filing Date: 2010-05-18
Classification: F16K,Y10T

Abstract:
1. A float valve structure, comprising: a case; a valve seat that is formed at an end portion of the case, at a position near an upper opening of the case; a float that is arranged in a space formed in the case so as to be vertically movable; a valve support member that has a closed upper-end portion, is arranged above the float, and can be inserted into the upper opening; a valve that is fitted to the valve support member and that can contact the valve seat; and a valve opening member that is located substantially on an outer periphery of the float and located radially outside of a diameter of the valve seat such that the valve opening member can vertically move together with the float and opens at least one portion of the valve, wherein the float valve structure has a single seal structure.