Invention Application
- Patent Title: MOTOR DRIVEN APPLIANCE AND PROTECTION METHOD THEREOF
- Patent Title (中): 电动机驱动装置及其保护方法
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Application No.: US14612626Application Date: 2015-02-03
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Publication No.: US20150222205A1Publication Date: 2015-08-06
- Inventor: Hidekazu SUDA
- Applicant: MAKITA CORPORATION
- Priority: JP2014-020328 20140205
- Main IPC: H02P3/02
- IPC: H02P3/02

Abstract:
A motor driven appliance in one aspect of embodiments of the present disclosure comprises a motor, a first switching element, a second switching element, an operation unit, a control unit, and a monitoring unit. The first and second switching elements are provided on a current path from a power source to the motor, and are connected in series to each other. The monitoring unit monitors an operating state of a protection function by the control unit, and, when the protection function is activated, outputs an OFF signal for turning off the second switching element.
Public/Granted literature
- US09634583B2 Motor driven appliance and protection method thereof Public/Granted day:2017-04-25
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