| 摘要 |
PROBLEM TO BE SOLVED: To enable a ground working device to perform work in the direction of being horizontally oscillated with respect to the direction of a driver seat, by supporting the ground working device in a front upper part of a base of revolver in a horizontally oscillatable manner. SOLUTION: A traveling drive unit 12 is provided in a chassis 4 with front and rear wheels 2 and 3; the base 6 of the revolver is provided on the chassis 4 via a pivot 5 and a pivot bearing 36. On the base 6, there are provided the driver seat 7, an operating device 8 which is arranged ahead of the driver seat 7, and the ground working device 9 which is arranged near the operating device 8. A front part on the base 6 is provided with a working device supporting part 37 for supporting the working device 9 on the upside of the base 6 in the horizontally oscillatable manner. COPYRIGHT: (C)2004,JPO
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