Patent ID: 8827021
Filing Date: 2014-09-09
Classification: B60K,B60Y,E02F,F01N

Abstract:
1. A bulldozer comprising: an engine; a first exhaust treatment apparatus arranged above the engine; a second exhaust treatment apparatus arranged above the engine; a relay connection pipe connecting the first exhaust treatment apparatus and the second exhaust treatment apparatus; and an engine hood having an upper surface and covering upper parts of the first exhaust treatment apparatus, the second exhaust treatment apparatus, and the relay connection pipe; wherein the relay connection pipe has wherein the upper surface has wherein the first exhaust treatment apparatus is arranged such that a longitudinal direction of the first exhaust treatment apparatus extends along a vehicle front and back direction; wherein the second exhaust treatment apparatus is arranged adjacent to the first exhaust treatment apparatus such that a longitudinal direction of the second exhaust treatment apparatus extends along the vehicle front and back direction; wherein the relay connection pipe is arranged such that a longitudinal direction of the relay connection pipe extends along the vehicle front and back direction; wherein the relay connection pipe is arranged so as to overlap with both the first exhaust treatment apparatus and the second exhaust treatment apparatus as viewed in a top view of the vehicle; a lower end of the main pipe section is positioned above an upper end of the first exhaust treatment apparatus and an upper end of the second exhaust treatment apparatus; and at least a portion of a line segment extends along an upper edge of the main pipe section overlaps with an upper surface part of the convex section, as viewed in a top view of the bulldozer.