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Patent Searching and Data


Title:
BYPASS CIRCUIT FOR USE IN DC BRUSH MOTOR CONTROL
Document Type and Number:
WIPO Patent Application WO2002043236
Kind Code:
A3
Abstract:
A circuit to bypass the Zener diodes in the flyback circuit of a DC brush motor actuator which uses a voltage sensitive device to detect when the power to the motor is de-activated to control a switch that short circuits the Zener diodes.

Inventors:
LANGE CHRISTOPHER M
MROZEK GREG T
Application Number:
US0143732W
Publication Date:
January 30, 2003
Filing Date:
November 19, 2001
Export Citation:
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Assignee:
HONEYWELL INTERNATIONAL INC.
International Classes:
F16K31/04; H02P7/00; (IPC1-7): H02P7/00; H03K5/08; H03K17/0812; H03K17/082
Foreign References:
EP0895346A21999-02-03
US6078204A2000-06-20
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