Hurricane and power outage fan

Details Hurricane and power outage fan Hurricane and power outage fan

2005-10-11

2005-10-11

Freay, Charles G. (Department: 3746)

Pumps

Motor driven

Electric or magnetic motor

Reexamination Certificate

active

06953329

ABSTRACT:
A hurricane and power outage fan that includes a battery powered fan that is operable for a period of time on the power stored in a number of batteries provided with the fan. The battery-powered fan includes an AC to DC converter that supplies power to a trickle charge circuit for keeping the batters fully charged as long as the AC plug is plugged into a power outlet. When the power goes out, the fan runs on the batteries for a predetermined period of time.

REFERENCES:
patent: 2972057 (1961-02-01), Boehmer et al.
patent: 3323249 (1967-06-01), Randall
patent: 3842288 (1974-10-01), Bradshaw
patent: 4627797 (1986-12-01), Rill, Jr.
patent: 4665862 (1987-05-01), Pitchford, Jr.

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