Bi-directional hydrodynamic seal

Details Bi-directional hydrodynamic seal Bi-directional hydrodynamic seal

F - Mech Eng,Light,Heat,Weapons

16

J

277/47

F16J 15/32 (2006.01)

Patent

CA 1243052

ABSTRACT OF THE DISCLOSURE A polytetrafluoroethylene seal is provided with intersecting arcuate grooves to effect bi- directional hydrodynamic pumping of oil due to rotation of a shaft about which the seal is disposed.

453687

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