IP Library Granted Patent US 9,534,523
Granted Patent B2
US 9,534,523 · App. 14/776,201 · Granted Jan 3, 2017

Engine device for work vehicle

Inventors: Yoshiyuki Sandou (Osaka, JP); Tomoyuki Kimura (Osaka, JP)
Assignee: YANMAR CO., LTD.
F01N3/021B60K5/12B60K13/04E02F9/0866F01N3/2066F01N13/009F01N13/0097F01N13/1822F01N2340/04F01N2590/08Y02T10/24
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Quick Facts
Patent No.
US 9,534,523
App. No.
14/776,201
Granted
Jan 3, 2017
Kind
B2
Abstract

An engine device for a work vehicle is configured to include a first case that removes particulate matter in exhaust gas of an engine and a second case that removes nitrogen oxides in the exhaust gas of the engine and configured to mount the engine on a travelling vehicle-body frame on which right and left running wheels are arranged, and the engine device has structure in which the first case is supported on the engine, and the second case is mounted on the travelling vehicle-body frame via support bodies.

Claims (14)

1. An engine device for a work vehicle, the engine device configured to include a first case that removes particulate matter in exhaust gas of an engine and a second case that removes nitrogen oxides in the exhaust gas of the engine, and configured to mount the engine on a travelling vehicle-body frame on which right and left running wheels are arranged, comprising:

a structure in which the first case is supported on any of the engine or the travelling vehicle-body frame, and the second case is mounted on the travelling vehicle-body frame via support bodies, and

wherein the work vehicle is such that an operation section that an operator gets on is arranged in a rear of a hood in which the engine is internally disposed, and

wherein a urea water tank for exhaust gas purification is installed between a fuel tank provided at a lower portion of the operation section and the engine, and

wherein the second case is arranged on one side of a rear portion of the engine, and the urea water tank is arranged on the other side of the rear portion of the engine.

2. The engine device for a work vehicle according to claim 1 ,

wherein the second case is mounted in a longitudinal posture on the travelling vehicle-body frame on one side of a rear portion of the engine via the support bodies.

3. The engine device for a work vehicle according to claim 1 ,

wherein the second case is mounted in a lateral posture on the travelling vehicle-body frame on one side of a rear portion of the engine via the support bodies.

4. An engine device for a work vehicle, the engine device configured to include a first case that removes particulate matter in exhaust gas of an engine and a second case that removes nitrogen oxides in the exhaust gas of the engine, and configured to mount the engine on a traveling vehicle-body frame on which right and left front wheels and rear wheels are arranged, wherein

the work vehicle is configured with the engine and the first case internally disposed inside a hood, and an operation section that an operator gets on arranged in the rear of the hood,

the first case is supported by one of either the engine or the traveling vehicle-body frame, and the second case is attached to the traveling vehicle-body frame via a support body,

the second case is positioned in front of the operation section, and on one side of the engine, and in the rear of the front wheel positioned on said side,

and the urea water tank is positioned in front of the operation section, and on the other side of the engine, and in the rear of the front wheel positioned on the other side.

Assignments (2)
CHANGE OF NAME Recorded Aug 26, 2020
From: YANMAR CO., LTD.
To: YANMAR POWER TECHNOLOGY CO., LTD.
Reel/Frame 054162/0112 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 14, 2015
From: SANDOU, YOSHIYUKI; KIMURA, TOMOYUKI
To: YANMAR CO., LTD.
Reel/Frame 036558/0107 →
Priority Claims (1)
JP 2013-069408 · Mar 28, 2013 · national
Continuity (1)
Related Publication 20160040568A1 · Feb 11, 2016