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US 5,325,771 AGranted
Oil filter crushing apparatus and method
OwnerDrew W. Morrisinventor
Life of this patent
Estimating the term…
Abstract
An oil filter crushing apparatus and method utilizing a housing defining an interior space and a bottom surface, a crushing member fitted within the housing having a crushing surface and defining a slot opening through the crushing surface, a puncturer having a point and movably attached to the crushing member within the slot opening so that the puncturer is behind the crushing surface in a retracted position and at least the point of the puncturer is forward of the crushing surface in a puncturing position.
Claims20
An oil filter crushing apparatus comprising:
- a housing defining an interior space for crushing an oil filter and a bottom surface;
- a crushing member for crushing the oil filter fitted within said housing having a crushing surface and defining a slot opening through said crushing surface;
- a puncturer having a point, said puncturer movably attached to said crushing member within said slot opening, said puncturer positioned within said slot of said crushing member behind said crushing surface when said puncturer is in a retracted position and at least said point of said puncturer being forward of said crushing surface when said puncturer is in a puncturing position;
- means for forcing said crushing member through said interior space;
- means for forcing said puncturer to tilt from the retracted position to the puncturing position as said crushing member moves through said interior space;
- whereby an oil filter in said interior space can be punctured by said puncturer as said crushing member crushes the oil filter.
3 more elements
A method for crushing oil filters comprising the steps of:
- providing an oil filter crushing apparatus comprising,
- a housing defining an interior space for crushing an oil filter and a bottom surface;
- a crushing member for crushing the oil filter fitted within said housing having a crushing surface and defining a slot opening in said crushing surface;
- a puncturer having a point, said puncturer movably attached to said crushing member within said slot, said puncturer positioned within said slot of said crushing member behind said crushing surface in a retracted position and said puncturer being in a tilted position with said point being forward of said crushing surface in a puncturing position;
- means for forcing said crushing member through said interior space;
- means for forcing said puncturer to tilt from the retracted position to the puncturing position as said crushing member moves through said interior space;
- whereby an oil filter in said interior space can be punctured by said puncturer as said crushing member crushes the oil filter;
- puncturing said oil filter with said puncturer as said crushing member crushes said oil filter;
- retracting said puncturer as said oil filter is crushed;
- crushing said oil filter.
7 more elements
Dependencies are inferred from the claim text.