Back to results
US 4,800,933 AGranted
Funnel and tool with cutting attachment for removing plug from vehicle oil pan
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 plastic funnel comprising;
- a bowl having an open upper end defined by a rim and having a rounded bottom having an opening therethrough and defining an interior;
- a nozzle stem having a bore throughout its length and said bore being in communication with the interior of said bowl;
- a drive member having an upper end shaped to engage a socket for a socket wrench at its driven end;
- a bridge network supporting said drive member within sid bowl without interrupting the communication between the interior of said bowl and bore;
- and
- a hollow cutting tool having a square end shaped to engage said member and a cylindrical member extending therefrom;
- said cylindrical member having an outer end, a center axis and a distal end cut at an angle transverse to its center axis so as to provide a sharp cutting surface at its distal end.
4 more elements
Dependencies are inferred from the claim text.