Pipe sealing apparatus

Details Pipe sealing apparatus Pipe sealing apparatus

1991-07-01

1992-09-15

Coe, Philip R.

Pipes and tubular conduits

Repairing

Patches

138 93, F16L 5516

Patent

active

051469537

ABSTRACT:
A pipe sealing apparatus is provided to include an outer arcuate support shell defining an arc equal to or less than one hundred eighty degrees securing an inflatable pneumatic bladder to a concave surface thereof, with the bladder including a flexible polymeric sealing plate mounted thereon in confrontation and in with continuous communication with an associated pipe to be sealed. The apparatus includes an inflation chamber to direct inflation into the bladder as required.

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