Drying and gas or vapor contact with solids – Apparatus – With waste gas heat and/or power conservers
Patent
1987-08-24
1990-01-09
Bennet, Henry A.
Drying and gas or vapor contact with solids
Apparatus
With waste gas heat and/or power conservers
34133, F26B 1900
Patent
active
048918920
ABSTRACT:
An improved clothes dryer characterized by a diffuser located inside the dryer drum for receiving heated air flow and directing the same towards and into intimate contact with wet clothing in the drum at a plurality of locations spaced along the axial length of the drum. Also provided is a dryer temperature control system operative to control the temperature in the dryer drum by maintaining a desired preselected temperature on a steady basis and/or by varying the rate of air flow through the dryer drum; a clogged filter detector operative to generate an output signal indicating a clogged filter in response to the rate of forced air flow through the dryer dropping below a predetermined minimum acceptable level, and a laundry system wherein hot dry attic air is supplied to the dryer while the hot dryer exhaust and drain water from a washer is used to preheat water in a storage tank prior to such water being supplied to a hot water heater.
REFERENCES:
patent: 2441357 (1948-05-01), Hibbert
patent: 3020648 (1962-02-01), Strike
patent: 3050867 (1962-08-01), Friedman
patent: 3066423 (1962-12-01), Solen
patent: 3673825 (1972-07-01), Schuierer
patent: 3816070 (1974-06-01), Candor et al.
patent: 4086707 (1978-05-01), Bochan
patent: 4240581 (1980-12-01), Fowler
patent: 4256176 (1981-03-01), Cohen
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