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US 2015/0308177 A1Published application
Door opening/closing system with door operated by electric motor
AssigneeFanuc Corporation
InventorMasaru Oda
Life of this patent
Estimating the term…
Abstract
A door opening/closing system comprising: an electric motor which drives opening/closing operation of a door, a detection part which detects a load torque which is applied to the electric motor while the electric motor is driving the opening/closing operation of the door, a judgment part which judges if the detected load torque exceeds a preset reference value, and a stop control part which stops the electric motor by controlling the electric motor so as to generate a drive torque in the same direction as the detected load torque when the detected load torque exceeds the reference value.
Claims7
A door opening/closing system comprising:
- an electric motor which drives opening/closing operation of a door,
- a detection part which detects a load torque which is applied to said electric motor while said electric motor is driving the opening/closing operation of said door,
- a judgment part which judges if the detected load torque exceeds a preset reference value, and
- a stop control part which stops said electric motor by controlling said electric motor so as to generate a drive torque in the same direction as the detected load torque when the detected load torque exceeds said reference value.
1 more element
Dependencies are inferred from the claim text.