Shaft seal

Details Shaft seal Shaft seal

F - Mech Eng,Light,Heat,Weapons

16

J

277/20.4

F16J 15/34 (2006.01)

Patent

CA 1243338

ABSTRACT A shaft seal comprises a holder carrying a carbon seal for rotation against an end surface of a stationary seal ring, the holder being coupled to a drive sleeve secured to a shaft of the machine which extends through an end wall which mounts the seal ring. The coupling is provided by drive lugs extending from the inboard end of the drive sleeve into slots within the seal holder. A seal is provided between the drive sleeve and the seal holder and is axially movable along a travel land which is equal to the travel land of axially longer shaft seals.

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