High strength, spin-on filter
AssigneeDana Corporation
InventorsMark Allen Roll, Willie Luther Stamey JR.
Life of this patent
Estimating the term…
Abstract
A high strength filter element housing suitable for high pressure hydraulic applications which require a minimum burst rating in the range of about 1,000 psi is comprised on an internally threaded tubular portion having its ends closed by an externally threaded base and externally threaded cap. The base has a central opening which is threaded so that the filter element housing mounted as a spin-on housing for use with annular filter elements, the base further having spaced central openings around the threaded central opening. In a preferred embodiment, if the base and end cap are permanently fixed to the tubular portion by adhesive sealing material disposed between the threads attaching the base and cap to the tubular portion.
Claims12
A fluid filter assembly comprising:
- a can body having side walls and a closed bottom, said can body further comprising an open end having external threads formed thereon;
- a base member having internal threads threadably engageable with said external threads of said can body, said base member further comprising at least one fluid inlet and at least one fluid outlet passing therethrough;
- a locking sealant disposed between said internal and external threads to lock said base member to said can body;
- and
- a filter element disposed within said can body, wherein said filter assembly is designed to withstand an internal pressure of at least about 1000 pounds per square inch.
Dependencies are inferred from the claim text.