Rotary drum plenum seal

Details Rotary drum plenum seal Rotary drum plenum seal

1976-04-02

1977-10-11

Sprague, Kenneth W.

Drying and gas or vapor contact with solids

Apparatus

Chamber seals

432242, F26B 2500

Patent

active

040527972

ABSTRACT:
An air seal having a flexible annular seal which fits around a cylindrical rotatable member and a flexible marginal portion which slidably interfits within an opening into a substantially closed chamber whereby both rotation and pivotal movement of the member is permitted without allowing flow of an substantial amount of air between the member and chamber.

REFERENCES:
patent: 3383115 (1968-05-01), Eckley et al.
patent: 3785063 (1974-01-01), Bishop
patent: 3815257 (1974-06-01), Freze
patent: 3940239 (1976-02-01), Rossi et al.

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