Rotary end face seal

Details Rotary end face seal Rotary end face seal

F - Mech Eng,Light,Heat,Weapons

16

J

277/20

F16J 15/16 (2006.01) F16J 15/34 (2006.01)

Patent

CA 1051050

ABSTRACT OF THE DISCLOSURE A seal for high pressure, large diameter applications wherein three factors, each individually known in the prior art, are combined to provide a seal which is capable of operating in such applications. These factors are (1) a ratio of face width to the inner radius of the face in the range of 0.085 to 0.30; (2) hydrodynamic lift-off pads; and (3) controlled negative ro- tation of the sealing rings.

265213

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