| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide construction equipment which is compact and low in cost without damaging performance of fine speed control and furthermore, which can efficiently collect energy. <P>SOLUTION: The equipment has regenerative hydraulic circuits 45, 46, 47 which are configured to be provided with pump motors 48, 49, 50 rotatably driven by return oil which collects the return oil from metering-out side in hydraulic actuators 10, 11, 12 driving a farm working machinery 6, a selector means which switches off to open or close the hydraulic revival circuits 45, 46, 47, and an electric generator 51 which generates electric power by rotational force from the pump motors 48, 49, 50. <P>COPYRIGHT: (C)2004,JPO</p> |
