Crowell & Moring LLP
Construction machine
A construction machine including an internal combustion engine controlled based on a torque command, an electric motor mechanically connected to the internal combustion engine, and an electric energy storage device that supplies electric power to the electric motor, the construction machine performing work by driving a hydraulic pressure generator using the internal combustion engine and the electric motor, the construction machine including: a speed control device that controls a speed of the electric motor based on a speed command; and a torque limiter that limits the torque command relative to a torque target, wherein the torque command is limited by the torque limiter in such a manner that a rate of change with time of the torque command is limited to be equal to or less than a predetermined value.
Hitachi Construction Machinery Co., Ltd.
B E B B B E B B B B B B B B B B B Y B B B B B B B Y B E B B Y B B Y B B Y Y B
B60K E02F B60L B60L B60W E02F B60W B60L B60W B60W B60L B60W B60W B60L B60L B60L B60L Y10S B60W B60L B60L B60L B60L B60L B60W Y02T B60W E02F B60L B60W Y02T B60L B60W Y02T B60W B60L Y02T Y02T B60L
additional inventional inventional inventional inventional inventional additional additional additional additional additional additional additional additional additional inventional inventional additional additional additional additional additional inventional additional additional additional inventional inventional additional inventional additional inventional additional additional inventional additional additional additional inventional
Shiro Seiji Yusuke Hidetoshi
Yamaoka Ishida Kajita Satake