To provide a forestry machine and a leveling apparatus for an excavator that can stably maintain the horizontal level of a swing body on an inclination of the rugged ground or a mountainous area.
The forestry machine and the leveling apparatus for the excavator comprise a swing bearing mounting plate 20 tiltably mounted to a lower part of a swing bearing 9; a support plate 40 having a pivot support part and a first piston holder; a tilt plate 30 including a first shaft 13 forming a first tilt shaft, and a second shaft 14 forming a second tilt shaft; a first actuator for swinging the first tilt shaft during extension and contraction driving; and a second actuator for swinging one side of the swing bearing mounting plate 20; wherein the tilt plate 30 has a vertical centerline crossing a centerline in the longitudinal direction of a lower frame, and the respective actuators are installed to be radially apart from the vertical centerline.
PARK YOUNG OK
JPS55138523A | 1980-10-29 | |||
JPS6249004A | 1987-03-03 | |||
JP2002146847A | 2002-05-22 | |||
JPS55138523A | 1980-10-29 | |||
JPS6249004A | 1987-03-03 | |||
JP2002146847A | 2002-05-22 |
Hideo Shimizu
Yuichi Takagi
Yoshinao Nakano
Hideki Akiba
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