Chemical apparatus and process disinfecting – deodorizing – preser – For deodorizing of – or chemical purification of – or... – Including means adding material into environmental gas
Patent
1982-03-22
1983-07-05
Richman, Barry S.
Chemical apparatus and process disinfecting, deodorizing, preser
For deodorizing of, or chemical purification of, or...
Including means adding material into environmental gas
219243, 219274, 239136, 422305, 422306, A61L 903
Patent
active
043917810
ABSTRACT:
A device for dispensing thermally volatilizable substances of the type having a heating surface against which is placed a mat which is impregnated with a volatilizable substance. A clamp arm, which is biased toward the heating surface, presses the mat against such surface, and a lever, which is depressible, when depressed engages the clamp arm and moves it away from the heating surface, thereby releasing the mat to facilitate replacement thereof.
REFERENCES:
patent: 2513919 (1950-07-01), Costello
patent: 2931880 (1960-04-01), Yaffe
patent: 2942090 (1960-06-01), Diehl
patent: 3748438 (1973-07-01), Costello
patent: 4197271 (1980-04-01), Fenstermaker et al.
patent: 4214146 (1980-07-01), Schimenske
Richman Barry S.
S. C. Johnson & Son Inc.
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