F - Mech Eng,Light,Heat,Weapons – 16 – L
Patent
F - Mech Eng,Light,Heat,Weapons
16
L
189/10
F16L 55/12 (2006.01) F16K 7/10 (2006.01)
Patent
CA 1228033
ABSTRACT OF THE INVENTION The sealing device for a tube of the invention is constructed bowl-shaped and consists of a jacket, which can be pressed areally against the inner wall of a tube to be sealed. The jacket on the forward side extends into a sealing lip. There is an end partition. The sealing lip has a free end, and by means of a spreading device can be pressed, including the free end, against the inner wall of a tube. In a preferred embodiment, the device has a hydraulically or pneumatically fillable inner space.
480272
Gowling Lafleur Henderson Llp
Vetter Manfred
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