Gas separation – Combined or convertible
Patent
1991-02-06
1992-05-12
Nozick, Bernard
Gas separation
Combined or convertible
55361, 392385, 34 82, B01D 5000
Patent
active
051123746
ABSTRACT:
An air filter for a hand held hair dryer employing a stretchable filter material which covers the air inlets of the hair dryer. A circular seal is fixed to one end of the filter material and stretches around the air outlet nozzle of the hair dryer. A second circular seal is fixed to the other end of the filter material at 90 degrees to the other seal and stretches around the handle of the hair dryer. The filter material conforms to the shape of the portion of the hair dryer it covers.
REFERENCES:
patent: 983986 (1911-02-01), Dwyer
patent: 1750446 (1930-03-01), Wallace et al.
patent: 2041687 (1936-05-01), Benson
patent: 3610251 (1971-10-01), Sanderson
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