Excavator having telescopic arm assembly

Details Excavator having telescopic arm assembly Excavator having telescopic arm assembly

E - Fixed Constructions

02

F

214/20

E02F 9/14 (2006.01) E02F 3/413 (2006.01)

Patent

CA 1132101

- 1 - A ROD DEVICE FOR USE AS AN ARM OF AN EXCAVATOR ABSTRACT OF THE DISCLOSURE A rod device for use as an arm of an excavator, so as to be pivotally supported by a boom and inclined relative to the boom by an actuator, including a plurality of tubular elements assembled in a telescoping manner, means for restricting relative axial movement of each two mutually telescoping tubular elements, and a means for drivingly connecting the outermost and the innermost of the plurality of telescoping tubular elements, wherein a clamshell bucket or a rock breaker is directly mounted to the tip end of the rod device so that the rod device serves both as an arm and a cable for suspending the clamshell bucket or the rock breaker.

339500

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