Fan-heater appliance with adjustable fan speed

Details Fan-heater appliance with adjustable fan speed Fan-heater appliance with adjustable fan speed

1976-07-14

1978-08-22

Bartis, A.

Electric heating

Heating devices

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

34 97, 132 9, 219370, 219375, 338 58, 338194, F24H 304, A45D 2010, H05B 302

Patent

active

041091388

ABSTRACT:
A fan-heater appliance, e.g., hair drier, has a tapping arrangement for providing a variable supply to a fan motor to regulate the speed thereof. The tapping arrangement comprises a current collector which is slidable over a row of heads of tubular rivets which are attached to the coil tips of a linearly coiled resistance heating wire arranged transversely of the air flow path through the appliance. The current collector is operated by a crank arrangement including a knurled disc operator.

REFERENCES:
patent: 1367631 (1921-02-01), Smith
patent: 1709808 (1929-04-01), Quern
patent: 1816055 (1931-07-01), Pfeifer
patent: 2834867 (1958-05-01), White

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