Hydraulic excavator

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8955631
APP PUB NO 20140133946A1
SERIAL NO

13997376

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Importance

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Abstract

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A hydraulic excavator basically includes a lower traveling unit, an upper revolving unit, a counterweight, a machine compartment, a first handrail, a second handrail and a pair of antenna supporting parts. The upper revolving unit is revolvably mounted on the lower traveling unit. The counterweight is disposed on the upper revolving unit. The machine compartment is disposed in front of the counterweight on the upper revolving unit. The first and second handrails are disposed on the machine compartment. The antenna supporting parts are configured to support a pair of antennas. The antenna supporting parts are respectively connected to the first and second handrails.

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First Claim

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Patent Owner(s)

  • KOMATSU LTD.

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Nishimura, Minetaka Hirakata, JP 13 30

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