Work vehicle
US-9180774-B2 · Nov 10, 2015 · US
Dump truck
US2016201543A1 · US · A1
| Field | Value |
|---|---|
| Publication number | US-2016201543-A1 |
| Application number | US-201414763343-A |
| Country | US |
| Kind code | A1 |
| Filing date | Dec 1, 2014 |
| Priority date | Dec 1, 2014 |
| Publication date | Jul 14, 2016 |
| Grant date | — |
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- Title
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Abstract
Official abstract text for this publication.
A dump truck includes: a main frame; an engine installed in the main frame; and an exhaust aftertreatment device that purifies exhaust gas from the engine. The main frame includes a vertical member in a portal shape which projects in a vehicle height direction of the dump truck and extends in a vehicle width direction of the dump truck. The exhaust aftertreatment device is supported by the vertical member. With this arrangement, maintenance of the engine can be conducted while the exhaust aftertreatment device is kept attached to the vertical member.
First claim
Opening claim text (preview).
1 . A dump truck comprising: a main frame; an engine installed to the main frame; and an exhaust aftertreatment device that purifies exhaust gas from the engine, wherein: the main frame is provided with a vertical member in a portal shape which projects at a back end of the engine in a vehicle height direction of the dump truck and extends in a vehicle width direction of the dump truck, the vertical member comprises: a pair of vertical frames that extend in the vehicle height direction with an interval therebetween in the vehicle width direction increased in the vehicle height direction, and a cross frame that extends in the vehicle width direction and bridges upper ends of the pair of vertical frames, at least one side of the cross frame in the vehicle width direction being tilted toward an end thereof, and the exhaust aftertreatment device is supported on a first side of the at least one side of the cross frame such that a center of the exhaust aftertreatment device in a front-back direction is shifted backward relative to the vertical member. 2 . The dump truck according to claim 1 , wherein: a cab for an operator to sit in is positioned at a second side of the cross frame in the vehicle width direction. 3 . The dump truck according to claim 2 , wherein: the exhaust aftertreatment device is provided on the tilted cross frame. 4 . (canceled)
Assignees
Inventors
Classifications
with a tipping movement of load-transporting element (dredgers or soil-shifting machines E02F3/00) · CPC title
Selective catalytic reduction [SCR] · CPC title
by means of filters · CPC title
Drivers' cabs {(overhead guards, e.g. against loads falling down B60R21/11; roll-over protection B60R21/13)} · CPC title
- B60K13/04Primary
concerning exhaust · CPC title
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Frequently asked questions
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- What does patent US2016201543A1 cover?
- A dump truck includes: a main frame; an engine installed in the main frame; and an exhaust aftertreatment device that purifies exhaust gas from the engine. The main frame includes a vertical member in a portal shape which projects in a vehicle height direction of the dump truck and extends in a vehicle width direction of the dump truck. The exhaust aftertreatment device is supported by the vert…
- Who is the assignee on this patent?
- Komatsu Mfg Co Ltd
- What technology area does this patent fall under?
- Primary CPC classification B60K13/04. Mapped technology areas include Operations & Transport.
- When was this patent published?
- Publication date Thu Jul 14 2016 00:00:00 GMT+0000 (Coordinated Universal Time) (A1). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).