Patent ID: 11939740
Assignee: CATERPILLAR INC.
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 17:
18. A bucket assembly comprising:
an enclosure that defines an opening;
the enclosure including
a rear wall, a bottom plate, a curved shell connecting the rear wall to the bottom plate, a top plate that is attached to the rear wall;
a side edge assembly;
a front edge assembly that is attached to the front edge of the bottom plate, the front edge assembly including a base edge;

wherein the base edge includes:
a plurality of center notches extending from the working edge;
a first end notch disposed proximate to the first lateral end, the first end notch being defined by a first end wall extending to the first lateral end; and
a second end notch disposed proximate to the second lateral end, the second end notch being defined by a second end wall extending to the second lateral end,
the first end notch and the second end notch extending from the working edge,
each of the plurality of center notches and the first and the second end notches includes a different configuration including a different end notch depth along the direction of assembly that is greater than a center notch depth along the direction of assembly, and
each of the first and the second end notches further includes a straight middle portion straddled laterally by a first arcuate corner portion and a second arcuate corner portion.