Fluid seal
AssigneeCross Manufacturing Company (1938) Limited
InventorsRodney Alan Cross, Paul Anthony Blanchard
Life of this patent
Estimating the term…
Abstract
A jet pipe assembly containing at least one joint provided with a seal assembly to isolate, substantially, the fluid flowing in the pipe from the fluid external to the pipe. The dynamic member of the seal assembly is provided with both radial and cylindrical sealing surfaces.
Claims16
A jet pipe assembly comprising a seal assembly including first and second seal backing members adapted to be secured one to each of two jet pipes, one said backing member having a cylindrical sealing surface and the other said backing member having a radial sealing surface, said sealing surfaces being coaxial, an annular sealing member in sliding and sealing relation with both said sealing surfaces, and resilient means acting between said sealing member and said one backing member to urge said sealing member against said radial sealing surface,
- wherein said sealing member is U-shaped in cross section with two legs and a central portion, one of said legs bearing on said radial sealing surface, said resilient means bearing on the other of said legs, and said central portions slidably contacting said cylindrical sealing surface.
Dependencies are inferred from the claim text.