Patent ID: 11885086
Assignee: CATERPILLAR INC.
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 6:
7. A wing assembly for a grader blade, the wing assembly comprising:
a wing; and
a rotation mechanism comprising:
a first pin extending through the wing and configured to pivotably connect the wing and the grader blade,
a second pin extending through and pivotably connecting the wing and a first linkage,
a third pin extending through and pivotably connecting the first linkage and a second linkage, and
a fourth pin extending through the second linkage and configured to pivotably connect the second linkage and the grader blade,
wherein the wing includes:
a body, and
a blade element removably attached to the body,

wherein the first pin extends through the body of the wing and the blade element,
wherein the second pin extends through the body of the wing,
wherein the blade element includes a loop portion, and
wherein the loop portion is configured to receive the first pin.