Seal

Details Seal Seal

F - Mech Eng,Light,Heat,Weapons

16

J

277/27, 222/41

F16J 15/52 (2006.01) B05C 5/02 (2006.01) B05C 17/00 (2006.01) F16K 41/10 (2006.01)

Patent

CA 1310306

66925-363 ABSTRACT A seal for a longitudinally movable element such as a needle valve. The seal has an upper disc-like portion which is secured in place and a lower tubular extension. The tubular extension has an internal tapered bore such that the lower end of the bore is narrower than the upper end of the bore. The lower end of the bore intimately grips the outer surface of the longitudinally movable element and stretches and retracts with its movement.

544199

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