Patent ID: 11859371
Assignee: SANDVIK MINING AND CONSTRUCTION OY
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 11:
12. A bucket system comprising:
at least one wear part as claimed in claim 1; and
a bucket for a bucket machine, the bucket including an attachment system arranged for attaching the at least one wear part to the bucket, the attachment system including the engagement edge arranged to extend along a front edge of a front plate of the bucket arranged for receiving the engagement portion of the at least one wear part, the engagement edge having a convex cross section formed by contact points arranged on a periphery of a circular arch, the attachment system further including a backwardly directed bucket threshold arranged in the front plate on a first side thereof and at a distance from the front edge of the plate, the bucket having a plate hole arranged behind the bucket threshold in relation to the engagement edge and arranged for receiving the fastening element arranged for fastening the at least one wear part to the bucket, the plate hole extending from the first side to a second side of the plate, wherein a first distance from the backwardly directed bucket threshold to the engagement edge being dimensioned in relation to a length of the lever element of the wear part, such that, in use, when the at least one wear part is attached to the bucket, a spanning force effects the wear part in direction backwards from the engagement edge.