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.
Patent No.:
Date of Patent:
Aug. 08, 2017
Filed:
Dec. 01, 2014
Komatsu Ltd., Minato-ku, Tokyo, JP;
Hirokazu Ashikawa, Oyama, JP;
Takayuki Tashiro, Hitachinaka, JP;
KOMATSU LTD., Tokyo, JP;
Abstract
A dump truck includes: a main frame that extends in a front-back direction of a vehicle body; an engine installed on the main frame; an exhaust aftertreatment device that is supported by the main frame and purifies exhaust gas from the engine; and a communication pipe having a first end connected to the engine and a second end connected to the exhaust aftertreatment device, in which the exhaust gas discharged from the engine flows to the exhaust aftertreatment device. The communication pipe includes: an upstream pipe extending from the engine to a lateral side thereof; a bellows pipe angularly connected to the upstream pipe and extending in an up-down direction; and a downstream pipe angularly connected to the bellows pipe.