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US 4,951,721 AGranted
Oil drain funnel
OwnerArnold P. Moore, Nobel Linn, Jr.inventors
Life of this patent
Estimating the term…
Abstract
A funnel of a type having a cup and a hollow stem extending from the bottom thereof whereby a plurality of struts support a member that extends upwardly from the center of the cup and is shaped so that it drivingly engages the driven end of a socket wrench.
Claims4
A funnel of a type having structure that, in cooperation with a socket member, can remove the plug of an automobile oil pan, said socket member having a first socket opening to drivingly receive said plug and having a second socket opening, the improvement comprising;
- a bowl having an open upper end defined by a rim and having a rounded bottom defining an interior and having an opening through said bottom;
- an elongated nozzle stem having a bore throughout its length and said bore being in communication with the interior of said bowl through said opening;
- a series of gripping ridges formed on the exterior surface of said stem;
- a drive member having an upper end dimensioned for driving engagement with said second opening;
- a bridge network supporting said drive member within said bowl without interrupting the communication between the interior of said bowl and said bore;
- a hanging lug formed on the exterior of said bowl and having an opening therethrough;
- an auxiliary drive member having a bottom opening to snugly receive said drive member and an upper second end having a dimension adapted to drivingly engage a socket opening different than said second socket opening;
- and
- a support member extending outwardly from said auxiliary drive member snugly interengaging with said hanging lug opening for releasably securing said auxiliary drive member to said hanging lug.
6 more elements
Dependencies are inferred from the claim text.