Patent ID: 8281505
Filing Date: 2012-10-09
Classification: E02F

Abstract:
1. Wear part for a bucket to a loading or digging machine, said bucket being provided with at least one front edge plate with a forwardly directed engagement edge, wherein the wear part has a forward direction and a rearward direction and a fastening portion for fixing of the wear part to the bucket, wherein the fastening portion has a spanning surface portion for co-operating in a contact surface area with a clamping surface portion on a fastening unit, said fastening unit being positionable and tightenable through a hole in said front edge plate, and wherein the spanning surface portion is located in a recess in the fastening portion and extends at a first angle against said forward direction such that, in use, when tightening said fastening unit a force effecting the wear part in the rearward direction will occur, and wherein the wear part is provided with means for engagement with said engagement edge, wherein said means for engagement with said engagement edge is a hook portion, the hook portion includes an inner hook surface for lying against and for co-operation, in operation, with an obliquely upwards, forwardly directed chamfering on the edge plate, said chamfering and thereby the inner hook portion forming a second angle of 35°-60° to a horizontal plane through the front edge plate, and the spanning surface portion extends such that the first angle against said forward direction is 35°-60°.