Laminated sheet

Details Laminated sheet Laminated sheet

1995-04-07

1996-06-11

Scherbel, David

Pipes and tubular conduits

With pressure compensators

Variable capacity chambers

428518, F15B 1047

Patent

active

055246710

ABSTRACT:
An accumulator including a shell (1) divided into a gas chamber (9) and a fluid inflow chamber (6) by a bladder (32) made of a cold-resistant and gas-barrier laminated sheet which includes a polyvinyl alcohol type resin film (20) containing a polyol type plasticizer in an amount of 15% to 50% by weight, a rubber sheet layer (21) laminated at least on one side of the polyvinyl alcohol type resin film and a film (23) disposed therebetween of a non-vapor and non-plasticizer-permeable resin film.

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