US Patent 7685816 Cooling system for construction machine

Patent 7685816 was granted and assigned to Hitachi on March, 2010 by the United States Patent and Trademark Office.

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Current Assignee

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Patent Number

Patent Inventor Names

Yasuhisa Yabuki0

Date of Patent

March 30, 2010

Patent Application Number

116589100

Date Filed

December 22, 2005

Patent Primary Examiner

Patent abstract

A cooling system for a construction machine, which can reduce noise of a cooling fan and can reliably produce cooling air at a required flow rate.

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