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US 2016/0258118 A1Published application
Road Surface Condition Determining Method, Road Surface Condition Outputting Method, Road Surface Condition Determining Device and Road Surface Condition Output Equipment
AssigneeKomatsu Ltd.
InventorsTomoko Jinno, Ryota Ono, Yasuko Yamamoto
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Abstract
A road surface condition determining method according to the invention includes: detecting a suspension pressure of a dump truck during a travel of the dump truck; calculating a maximum amplitude and a frequency of a detection value of the suspension pressure in a predetermined period of time; and determining a road surface condition based on the maximum amplitude and the frequency.
Claims11
A road surface condition determining method comprising:
- detecting a suspension pressure of a haulage vehicle during a travel of the haulage vehicle;
- calculating a maximum amplitude and a frequency of a detection value of the suspension pressure in a predetermined period of time;
- and
- determining a road surface condition based on the maximum amplitude and the frequency.
1 more element
A road surface condition determining device comprising:
- a pressure detector configured to detect a suspension pressure of a haulage vehicle during a travel of the haulage vehicle;
- an arithmetic unit configured to calculate a maximum amplitude and a frequency of a detection value of the suspension pressure in a predetermined period of time;
- and
- a road surface condition determining unit configured to determine a road surface condition based on the maximum amplitude and the frequency.
1 more element
Dependencies are inferred from the claim text.