Damper system with internal sealing channels and method of assem

Details Damper system with internal sealing channels and method of assem Damper system with internal sealing channels and method of assem

1997-01-03

2000-01-04

Fox, John

Valves and valve actuation

Rotary valves

Butterfly

251307, F16K 122

Patent

active

060101148

ABSTRACT:
A damper system has a rotatable, damper blade pivotally mounted within a damper body. The inner wall of the damper body has a plurality of inwardly, radially extending pins over which is fitted a generally U-shaped sealing channel. The sealing channel comprises two members each of which is held in compression against the inner wall of the damper body by adjustable hold-down blocks.

REFERENCES:
patent: 2946554 (1960-07-01), Asker et al.
patent: 4164236 (1979-08-01), Owen et al.
patent: 5494257 (1996-02-01), Maxwell

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