Work machine
AssigneeKomatsu Ltd.
InventorYuya MOCHIMARU
Life of this patent
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Abstract
A work machine includes a vehicle body, a counterweight attachable to and detachable from the vehicle body, an attachment and detachment device disposed in a storage portion provided in the counterweight, and an upper surface cover attached to an upper side of the attachment and detachment device. The counterweight is attached to the vehicle body. The attachment and detachment device expands and contracts in an up-and-down direction through an opening provided above the storage portion in attachment of the counterweight to and detachment of the counterweight from the vehicle body. The upper surface cover is configured to move in the up-and-down direction as the attachment and detachment device extends and retracts. The upper surface cover is configured to close the opening at a lowest position.
Claims7
A work machine comprising:
- a vehicle body;
- a counterweight attachable to and detachable from the vehicle body;
- an attachment and detachment device disposed in a storage portion provided in the counterweight, with the counterweight being attached to the vehicle body, the attachment and detachment device expanding and contracting in an up-and-down direction through an opening provided above the storage portion in attachment of the counterweight to and detachment of the counterweight from the vehicle body;
- and
- an upper surface cover attached to an upper side of the attachment and detachment device, the upper surface cover being configured to move in the up-and-down direction as the attachment and detachment device extends and retracts, the upper surface cover being configured to close the opening at a lowest position.
Dependencies are inferred from the claim text.