US 12,134,873 B2
Bucket for an earth-working or materials-handling machine
Brian Coulson, Durham (GB)
Assigned to SSAB TECHNOLOGY AB, Stockholm (SE)
Appl. No. 17/299,045
Filed by SSAB TECHNOLOGY AB, Stockholm (SE)
PCT Filed Dec. 6, 2019, PCT No. PCT/EP2019/084028
§ 371(c)(1), (2) Date Jun. 2, 2021,
PCT Pub. No. WO2020/115298, PCT Pub. Date Jun. 11, 2020.
Claims priority of application No. 18211071 (EP), filed on Dec. 7, 2018.
Prior Publication US 2022/0042275 A1, Feb. 10, 2022
Int. Cl. E02F 3/40 (2006.01); E02F 9/28 (2006.01)
CPC E02F 3/40 (2013.01) [E02F 9/2883 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A bucket for an earth-working or materials-handling machine, comprising,
a top portion,
a first bucket side wall and a second bucket side wall,
a bucket floor extending from a front cutting edge up to the top portion, wherein:
the front cutting edge, the first and second side walls and the top portion form a bucket opening, seen from a front view of the bucket, and
the bucket floor has an inside facing towards the bucket opening and an outside facing away from the bucket opening, characterized in that
the bucket further comprises:
an inverted keel section being attached to the bucket floor, optionally by at least one weld interface between the inverted keel section and the bucket floor provided in the proximity of the front cutting edge, wherein the inverted keel section has a trough portion on the outside and a ridge portion on the inside; and
at least one protection element for protecting at least a part of the inverted keel section, and/or at least a part of the optional at least one weld interface, wherein the at least one protection element is mounted on the inside of the bucket floor in the proximity of the front cutting edge, wherein the at least one protection element, seen from above, comprises opposite side edges that converge to a vertex in a direction from the inside of the bucket floor toward the front cutting edge.