Industrial funnel apparatus with operable lid for use with 55 gallon drums

作者: Larry J. Branan

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摘要: A circular funnel apparatus for industrial use with a closeable lid able to set securely on top of standard 55 gallon drum. This consists four different assembled pieces: 1. supporting frame body cylindrical extruded drain in the bottom funnel, extend down into bung hole 2. hinged fastened capable closing off by or lifting and rotating 165 degrees opens which paint materials can be poured. 3. Fastened underside (attached 90 perpendicular lid) is rod. With closed position, rod exactly centered over funnel. 4. end rod, opposite attached lid, disk that serves as plug fits providing semi-sealed drain.

参考文章(4)
Floyd J. Hatcher, Oil cap with self contained funnel ,(1980)
James D. Schoenhard, Oil filler funnel and cap ,(1986)
Harold T. Pehr, Container cover and safety closure ,(1976)
Richard Charles George Dark, Self closing dispensing valve ,(1987)