Expansible and contractible duct

Details Expansible and contractible duct Expansible and contractible duct

1986-05-27

1987-08-11

Husar, Cornelius J.

Pipe joints or couplings

With casing, lining or protector

Insulated

285300, 285299, 285227, 285905, 266270, 266285, 1101825, 122 65, F16L 2712

Patent

active

046857036

ABSTRACT:
A longitudinally expansible and contractible duct characterized by the employment of a pair of expansible and contractible bellows protected by internal, thermally insulated, baffles which are slidably secured to the external shell members of the duct to accommodate differential thermal expansion both longitudinally and radially of the duct.

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