Patent Number: 6,674,369

Title: Fan control circuit

Abstract: There is described a circuit for controlling the operation of a fan. The circuit operates to control the speed of the fan and to operate the means to monitor fan malfunctioning.

Inventors: Riddoch; Henry J. (Wemyss Bay, GB)

Assignee: Minebea Co., Ltd.

International Classification: F04D 27/02 (20060101); G08B 021/00 ()

Expiration Date: 01/06/2021