The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 01, 2013

Filed:

Dec. 15, 2011
Applicants:

Takuya Takeda, Komatsu, JP;

Shingo Hidaka, Komatsu, JP;

Inventors:

Takuya Takeda, Komatsu, JP;

Shingo Hidaka, Komatsu, JP;

Assignee:

Komatsu Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60K 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A construction vehicle includes a cooling device. The cooling device includes a radiator disposed on a vehicle body frame, an oil cooler disposed adjacent to the radiator with a rear surface side thereof being arranged to face in roughly parallel to a lower part of a front surface of the radiator, and an opening/closing mechanism including a rotary shaft. The rotary shaft is obliquely disposed with a top end portion thereof being arranged closer to the front surface of the radiator than a bottom end portion thereof is. The opening/closing mechanism is configured to pivot the oil cooler about the rotary shaft and simultaneously move the oil cooler with respect to the radiator. Either a counterweight mounted on a rear part of the vehicle body frame or a part of the vehicle body frame is disposed on a line horizontally extended from a bottom end portion of the oil cooler.


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