Damper system with edge sealed damper blade and method of assemb

Details Damper system with edge sealed damper blade and method of assemb Damper system with edge sealed damper blade and method of assemb

1997-01-03

1998-08-04

Fox, John

Valves and valve actuation

Rotary valves

Butterfly

251305, 137 15, F16K 122

Patent

active

057882185

ABSTRACT:
A damper system has a rotatable, damper blade with a peripheral extending generally U-shaped channel edge seal fitted over the damper blade's peripheral edge. The channel edge seal comprises two edge seal members that are held together in tension by two retainers through which extend the damper blade shafts.

REFERENCES:
patent: 3837616 (1974-09-01), Castriota-Scanderberg
patent: 4674528 (1987-06-01), Nishio et al.

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