ELECTRIC WORKING MACHINE
Number of patents in Portfolio can not be more than 2000
United States of America
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Issued Date -
Feb 27, 2020
app pub date -
Nov 22, 2017
filing date -
Nov 22, 2017
priority date (Note) -
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status (Latency Note)
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Abstract
An electric working machine in one aspect of the present disclosure includes: a motor; a driver to drive the motor; a first control circuit; and a second control circuit. The first control circuit controls the driver such that the motor rotates in a set rotation direction. The second control circuit is provided separately from the first control circuit. The second control circuit detects a rotation direction of the motor and performs an abnormality handling process to stop rotation of the motor in response to a situation where the detected rotation direction is reverse to the set rotation direction.
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