Portable electric heater with digital display

Details Portable electric heater with digital display Portable electric heater with digital display

1999-11-26

2000-12-26

Jeffery, John A.

Electric resistance heating devices

Heating devices

Convection space heater

219506, F24H 300

Patent

active

061671932

ABSTRACT:
A portable electrical heater including a portable housing defining an air inlet, an air outlet, and an air flow path therebetween; a blower for circulating air through the air flow path; an electrically powered heater element disposed in the air flow path; and a control board including a selector for effecting operation of the heater, and a digital display. An ambient temperature sensor and an electronic controller controls energization of the display and heater element in response to inputs from the selector and temperature sensor.

REFERENCES:
patent: 4642441 (1987-02-01), Kenyon
patent: 5278936 (1994-01-01), Shao
patent: 5463203 (1995-10-01), Moore
patent: 5771959 (1998-06-01), Westbrooks, Jr. et al.
patent: 5787228 (1998-07-01), Fiely et al.
patent: 5805767 (1998-09-01), Jouas et al.

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