Device for coupling a boom to a tool

E - Fixed Constructions – 02 – F

Patent

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214/27

E02F 3/32 (2006.01) E02F 3/36 (2006.01)

Patent

CA 1127117

ABSTRACT The present invention relates to a device for coupling a boom of an excavating machine or the like to a tool, for instance an excavating bucket, the boom being rotatably connected to the tool by means of a boom shaft and steering shaft, wherein by means of the boom shaft and the steering shaft an inter- mediate piece is mounted, at its lower side being provided with a leading shaft and a trailing shaft which are mutually parallel and of which the journals can be included in bearings which are mounted in an adaptor secured to the tool, the mutual space between the leading and trailing journals to be received in the bearing can be changed by means of adjustment means such that before coupling the trailing journals can penetrate the relative bearings and after coupling of the intermediate piece to the adaptor they immovably abut the relative bearing openings in the adaptor under pretension.

335383

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