发明公开
EP1961109A2 CONTROL AND PROTECTION METHODOLOGIES FOR A MOTOR CONTROL MODULE 审中-公开
监管措施和保护方法电机BRE

CONTROL AND PROTECTION METHODOLOGIES FOR A MOTOR CONTROL MODULE
摘要:
A motor control module 100 designed to control operation of a plurality of different motors in a plurality of different tools. A power tool may be integrated with a switch. The control module may use an electronic clutch in the module 100 in conjunction with a mechanical clutch in the tool to protect the tool against an overload event. The module is adapted to implement methods to provide aural and /or tactile feedback to a tool user as a warning of an impending or current fault condition in the tool. The module can preven power from inadvertently turning on either after an overload event has cleared with the tool plugged in and its power switch on, or aft plugging in the tool with the power switch on. The control module is adapted to provide torque control for the power tool, to estimate tool motor temperature and to inform a tool user when a servicing need in the tool is required.
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