Operator protective structure for construction machine

Details Operator protective structure for construction machine Operator protective structure for construction machine

2005-11-16

2008-09-23

Pape, Joseph D (Department: 3612)

Land vehicles: bodies and tops

Bodies

Structural detail

C280S756000, C180S089120

Reexamination Certificate

active

07427097

ABSTRACT:
An operator protective structure for a construction machine is designed to prevent a heavy object or a cabin of the construction machine deformed during the overturning or a drop collision from injuring a body of the operator. An operator protective structure includes a front supporting frame provided with a pair of front supporting rods vertically installed on one end of the upper frame, a rear supporting frame provided with a plurality of rear supporting rods vertically installed on the other end of the upper frame to encompass the cabin, and a top supporting frame defined by a pair of top supporting rods extended from an upper end of the front supporting frame to an upper end of the rear supporting frame and provided with a plurality of auxiliary beams between the top supporting rods.

REFERENCES:
patent: 3785696 (1974-01-01), Moore et al.
patent: 3954150 (1976-05-01), Cole et al.
patent: 4136985 (1979-01-01), Taul
patent: 4987522 (1991-01-01), Miyano et al.
patent: 2 219 972 (1973-11-01), None
patent: 91 04 258 (1991-08-01), None
patent: 8-218436 (1996-08-01), None
patent: 2003-232053 (2003-08-01), None
Patent Abstracts of Japan of 2003-232053 dated Aug. 19, 2003.
Patent Abstracts of Japan of 8-218436 dated Aug. 27, 1996.

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