Title:
TRANSPORT VEHICLE
Document Type and Number:
WIPO Patent Application WO/2013/108575
Kind Code:
A1
Abstract:
The vehicle body (2) of a dump truck (1) is provided with a hydraulic oil tank (16) for storing hydraulic oil supplied from a hoist cylinder (15) or the like. The hydraulic oil tank (16) is provided with a heating chamber (23). A heating pipe (24) for conveying coolant is provided between the heating chamber (23) and an engine (9) water jacket (10). The coolant, which is heated by a combustion-chamber cooling unit (10A) in the water jacket (10), is conveyed to the heating chamber (23) via the heating pipe (24), causing the heat from the coolant to heat the hydraulic oil in the hydraulic oil tank (16).
Inventors:
NAKATE YOHEI (JP)
Application Number:
PCT/JP2012/084090
Publication Date:
July 25, 2013
Filing Date:
December 28, 2012
Export Citation:
Assignee:
HITACHI CONSTRUCTION MACHINERY (JP)
International Classes:
B60P1/16; F01P3/20; F01P7/16; F15B21/0427
Foreign References:
| JPS6057005A | 1985-04-02 | |||
| JPH0924728A | 1997-01-28 | |||
| JP2006052810A | 2006-02-23 | |||
| JPS4317274Y1 | 1968-07-17 | |||
| JPS5915804U | 1984-01-31 | |||
| JP2011218920A | 2011-11-04 | |||
| JP2004332583A | 2004-11-25 | |||
| JPS5661778U | 1981-05-25 |
Attorney, Agent or Firm:
HIROSE KAZUHIKO (JP)
Kazuhiko Hirose (JP)
Kazuhiko Hirose (JP)
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Claims: