Warm-air hand drying apparatus using an induced heated air flow

Details Warm-air hand drying apparatus using an induced heated air flow Warm-air hand drying apparatus using an induced heated air flow

1983-02-16

1985-02-05

Envall, Jr., Roy N.

Electric heating

Heating devices

Combined with container, enclosure, or support for material...

34 17, 34 84, 219366, 219373, 219378, 417197, F24H 704, H05B 100

Patent

active

044979991

ABSTRACT:
A regulated compressed air source supplies compressed air to a plurality of individual hand dryer stations where an air moving device such as an ejector or venturi operable heat exchanger to a user. In the preferred embodiment, the heat exchanger of each station uses hot water circulated by a pump from a common reservoir to warm the air.

REFERENCES:
patent: Re23674 (1953-06-01), Spierer
patent: 1224306 (1917-05-01), Lemp
patent: 1288507 (1918-12-01), Carmeau
patent: 1419707 (1922-06-01), Watrous
patent: 1466093 (1923-08-01), Erb
patent: 1596837 (1926-08-01), Hopkins
patent: 3664768 (1972-05-01), Mays et al.
patent: 3802218 (1974-04-01), Yoshiro
patent: 3823870 (1974-07-01), Chandler
patent: 3981326 (1976-09-01), Gorcher
patent: 4195780 (1980-04-01), Inglis
patent: 4245665 (1981-01-01), Anderson et al.
patent: 4257556 (1981-03-01), Skala

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