Fan protection method and apparatus

Details Fan protection method and apparatus Fan protection method and apparatus

2007-07-10

2007-07-10

Sircus, Brian (Department: 2836)

Electricity: electrical systems and devices

Safety and protection of systems and devices

With specific quantity comparison means

C318S485000

Reexamination Certificate

active

10606347

ABSTRACT:
The present invention discloses a fan protection apparatus and related method thereof. The fan protection apparatus has a control circuit and a counter. According to the fan protection method, the user can set the acceptable restart number and the special time for auto restart. The fan protection apparatus and method can force to stop the fan when the fan encounters an abnormal situation. When the stop time has passed, the fan is automatically restarted. The present invention counts the number of restarts. If the number of restarts equals the set number and the abnormal situation also cannot be eliminated, the present invention cuts off power to the fan.

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patent: 4196462 (1980-04-01), Pohl
patent: 4722019 (1988-01-01), Pohl
patent: 5744921 (1998-04-01), Makaran
patent: 6301105 (2001-10-01), Glorioso et al.
patent: 6893221 (2005-05-01), Miller et al.
patent: 07-287625 (1995-10-01), None
patent: 08-210259 (1996-08-01), None
patent: 11-173292 (1999-06-01), None

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