Drying and gas or vapor contact with solids – Apparatus – Rotary drums or receptacles
Patent
1989-03-27
1990-10-09
Makay, Albert J.
Drying and gas or vapor contact with solids
Apparatus
Rotary drums or receptacles
34242, 34139, 118 19, 118 20, F26B 1102
Patent
active
049612743
ABSTRACT:
A seal system for preventing leakage of air from the tumbler cylinder of a dryer. The system includes a pair of spaced seal members derfining a zone through which air is withdrawn from the cylinder. End seals are provided at each end of the cylinder, each end seal comprising a laterally shiftable annular ring abutting the respective end.
REFERENCES:
patent: 2517470 (1950-08-01), Erisman
patent: 4245580 (1981-01-01), Okawara
patent: 4407078 (1983-10-01), Takeyama et al.
patent: 4785759 (1988-11-01), Motoyama et al.
Makay Albert J.
Norman Dryer Company, Inc.
Sollecito John
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