Quick check fan speed indicator

Details Quick check fan speed indicator Quick check fan speed indicator

1997-12-31

1999-05-11

Freay, Charles G.

Pumps

With signal, indicator, or inspection means

116284, 116285, 116298, 116309, 235144TP, 235144PN, 416 5, 416 61, F04B49/00

Patent

active

059020954

ABSTRACT:
A fan speed indicator is provided including a conventional fan with a pull cord adapted to change a speed at which the fan is running upon being pulled. Further provided is mechanical mechanism for mechanically indicating the speed at which the fan is currently running.

REFERENCES:
patent: 2077667 (1937-12-01), Spaunburg
patent: 4052954 (1977-10-01), Roy
patent: 4675663 (1987-06-01), Corwin
patent: 4762463 (1988-08-01), Yang
patent: 4940184 (1990-07-01), Smrt

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