| 摘要 |
A float valve structure according to the invention includes 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 is arranged above the float and that 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 can vertically move together with the float and that opens at least one portion of the valve.
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