Frame structure for construction machine

Details Frame structure for construction machine Frame structure for construction machine

2008-07-22

2008-07-22

Fleming, Faye M. (Department: 3616)

Motor vehicles

Bodies

Tractor and similar vehicle cabs

Reexamination Certificate

active

07401673

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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