Frame structure for construction machine

Motor vehicles – Bodies – Tractor and similar vehicle cabs

Reexamination Certificate

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Reexamination Certificate

active

11226467

ABSTRACT:
A bulldozer is provided with a boat shaped main frame and a substantially U-shaped gate frame as a frame structure that mounts a cap having a rollover protection structure (ROPS) and forms the skeleton of the bulldozer. The gate frame is installed on the upper portion of the main frame, has a pair of left and right columns that are disposed along a substantially vertical direction, and has a beam that connects the upper ends thereof. Mount units for mounting the cab and stopper units for firmly grasping the cab are arranged on the upper surface of the beam.

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patent: 2004-360232 (2004-12-01), None

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