CONSTRUCTION MACHINERY USING FREQUENCY COUNTER AND ADVANCE DELIVERY/DISPOSITION TYPE LEASE METHOD

摘要

PROBLEM TO BE SOLVED: To provide a construction machinery using frequency counter operated by just installing/connecting a sensor thereto for automatically grasping the using frequency of leased construction machinery and to create new mode of construction machinery lease method for an advance delivery/disposition type using the same.;SOLUTION: Energy saving/miniaturization are attempted by narrowing request data, a built-in power supply device can dispense with devices related to power supply in the construction machinery side and the leased construction machinery can be operated by installation of this counter and the connection of the sensor. The use of this counter can create a new lease method for the advance delivery/disposition type automatically grasping the used amount alone while delivering and disposing the machinery at a user unit or a plurality of various types of machine set at a site/entertainment place unit.;COPYRIGHT: (C)2004,JPO&NCIPI