JP6262440B2 - ホイールローダ - Google Patents
ホイールローダ Download PDFInfo
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- JP6262440B2 JP6262440B2 JP2013080396A JP2013080396A JP6262440B2 JP 6262440 B2 JP6262440 B2 JP 6262440B2 JP 2013080396 A JP2013080396 A JP 2013080396A JP 2013080396 A JP2013080396 A JP 2013080396A JP 6262440 B2 JP6262440 B2 JP 6262440B2
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- Prior art keywords
- exhaust device
- engine
- exhaust
- oxidation catalyst
- silencer
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/08—Superstructures; Supports for superstructures
- E02F9/0858—Arrangement of component parts installed on superstructures not otherwise provided for, e.g. electric components, fenders, air-conditioning units
- E02F9/0866—Engine compartment, e.g. heat exchangers, exhaust filters, cooling devices, silencers, mufflers, position of hydraulic pumps in the engine compartment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K13/00—Arrangement in connection with combustion air intake or gas exhaust of propulsion units
- B60K13/04—Arrangement in connection with combustion air intake or gas exhaust of propulsion units concerning exhaust
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/08—Front or rear portions
- B62D25/10—Bonnets or lids, e.g. for trucks, tractors, busses, work vehicles
- B62D25/12—Parts or details thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D63/00—Motor vehicles or trailers not otherwise provided for
- B62D63/02—Motor vehicles
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/08—Superstructures; Supports for superstructures
- E02F9/0841—Articulated frame, i.e. having at least one pivot point between two travelling gear units
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/08—Superstructures; Supports for superstructures
- E02F9/0858—Arrangement of component parts installed on superstructures not otherwise provided for, e.g. electric components, fenders, air-conditioning units
- E02F9/0891—Lids or bonnets or doors or details thereof
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/18—Construction facilitating manufacture, assembly, or disassembly
- F01N13/1805—Fixing exhaust manifolds, exhaust pipes or pipe sections to each other, to engine or to vehicle body
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/18—Construction facilitating manufacture, assembly, or disassembly
- F01N13/1805—Fixing exhaust manifolds, exhaust pipes or pipe sections to each other, to engine or to vehicle body
- F01N13/1811—Fixing exhaust manifolds, exhaust pipes or pipe sections to each other, to engine or to vehicle body with means permitting relative movement, e.g. compensation of thermal expansion or vibration
- F01N13/1822—Fixing exhaust manifolds, exhaust pipes or pipe sections to each other, to engine or to vehicle body with means permitting relative movement, e.g. compensation of thermal expansion or vibration for fixing exhaust pipes or devices to vehicle body
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/18—Construction facilitating manufacture, assembly, or disassembly
- F01N13/1838—Construction facilitating manufacture, assembly, or disassembly characterised by the type of connection between parts of exhaust or silencing apparatus, e.g. between housing and tubes, between tubes and baffles
- F01N13/1844—Mechanical joints
- F01N13/1855—Mechanical joints the connection being realised by using bolts, screws, rivets or the like
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/033—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices
- F01N3/035—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices with catalytic reactors, e.g. catalysed diesel particulate filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/28—Construction of catalytic reactors
- F01N3/2882—Catalytic reactors combined or associated with other devices, e.g. exhaust silencers or other exhaust purification devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2250/00—Combinations of different methods of purification
- F01N2250/02—Combinations of different methods of purification filtering and catalytic conversion
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2250/00—Combinations of different methods of purification
- F01N2250/14—Combinations of different methods of purification absorption or adsorption, and filtering
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2590/00—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines
- F01N2590/08—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines for heavy duty applications, e.g. trucks, buses, tractors, locomotives
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
- F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
- F01N3/2066—Selective catalytic reduction [SCR]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Transportation (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Exhaust Gas After Treatment (AREA)
- Processes For Solid Components From Exhaust (AREA)
- Component Parts Of Construction Machinery (AREA)
- Exhaust Silencers (AREA)
Description
排気装置400は、第1の排気装置(第1排気装置410)と第2の排気装置(第2排気装置420)とを有する。本実施の形態では、第1排気装置410には消音機能付きの酸化触媒(以下、単に酸化触媒またはDOC(Diesel Oxidation Catalyst)と呼ぶ)4100が用いられ、第2排気装置420には消音装置4200が用いられている。後述するように、排気装置400は、第1排気装置410(酸化触媒4100)と第2排気装置420(消音装置4200)とが取付用ブラケット500によって一体的に保持(固定)されて、エンジンカバー140の下方で固定されている。排気装置400への排気ガスの入口は酸化触媒4100の後述する入口4111であり、排気装置400からの排気ガスの出口は消音装置4200の後述する出口4212である。
D <R1 + R2 ・・・・・・・・(1)
上述したように図13は、エンジンカバー140への取付ブラケット500の取付状態を示す斜視図である。図14は、取付ブラケット500によって排気装置400がエンジンカバー140の下面に取り付けられた状態を示す側面図である。図15は、図14のA−A断面矢視図であり、図16は、取付ブラケット500で保持された排気装置400を左前方斜め下側から見た斜視図である。
(1) 機能が異なる酸化触媒4100と消音装置4200とを、上方から見たときに筐体4110,4210同士が左右方向で重なるように取付用ブラケット500で一体的に保持するように構成した。そして、酸化触媒4100と消音装置4200とを保持した取付用ブラケット500をエンジンカバー140の下面に取り付けるように構成した。これにより、異なる機能を有する複数の排気装置を作業機械に搭載する際の重量増や大型化を抑制できるので、たとえばエンジン室122等の限られた空間に排気装置を配設でき、作業機械の外観の変更などを最小限に抑制できるほか、作業機械の重量増や大型化を抑制できる。したがって、作業機械のコスト増を抑制できる。また、作業機械に配設する排気装置の汎用性を損なわないため、排気装置を他の作業機械へ配設できる。これにより、排気装置の調達の際に他の作業機械に配設する分とともに調達することで、一回の調達での調達数を増やせるので、調達コストを抑制できる。
(1) 上述の説明では、第1排気装置410には消音機能付きの酸化触媒4100を用い、第2排気装置420には消音装置4200を用いているが、これらは一例であり、本発明はこれに限定されない。たとえば、図17に示すように、第1排気装置410には尿素SRC(Selective Catalytic Reduction)4300を用い、第2排気装置420にはDPF(Diesel Particulate Filter)4400を用いてもよい。また、たとえば、図18に示すように、第1排気装置410には酸化触媒4100を用い、第2排気装置420には尿素SCR(Selective Catalytic Reduction)4300を用いてもよい。
(6) 上述した各実施の形態および変形例は、それぞれ組み合わせてもよい。
Claims (1)
- 前部車体と後部車体とから構成されセンタピンにより互いに回動自在に連結された車体フレームと、
前記車体フレームに搭載されターボチャージャを上部に有するエンジンと、
前記エンジンの上部を覆い、支柱を介して前記車体フレームに固定されたエンジンカバーと、
前記エンジンの上方に配置され、前記車体フレームの一方側に出口部を有する筒状の第1の排気装置と、
前記第1の排気装置に接続され、前記第1の排気装置の出口部と同じ側に入口部を有し、前記第1の排気装置よりも低く、かつ前記エンジンの上方の位置に配設された、前記第1の排気装置とは異なる機能を有する筒状の第2の排気装置と、
前記第1の排気装置を保持する上部保持部と、前記第2の排気装置を保持する下部保持部と、前記エンジンカバーの下面に取り付けられた取付座と、前記上部保持部、前記下部保持部及び前記取付座が取り付けられた本体部とを有するブラケットと、
前記ターボチャージャと前記第1の排気装置とを接続し蛇腹管を有する排気配管とを備え、
前記ブラケットは、上方から見たときに前記第1の排気装置の延在方向と前記第2の排気装置の延在方向とが平行に、かつ、上方から見たときに前記第1の排気装置の一部と前記第2の排気装置の一部とが重なり合うように前記第1および第2の排気装置が一体的に保持されており、
前記第1および第2の排気装置は、前記取付座を介して前記エンジンカバーの下方で固定されていることを特徴とするホイールローダ。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013080396A JP6262440B2 (ja) | 2013-04-08 | 2013-04-08 | ホイールローダ |
PCT/JP2014/059941 WO2014168079A1 (ja) | 2013-04-08 | 2014-04-04 | 作業機械 |
EP14783468.3A EP2985436B1 (en) | 2013-04-08 | 2014-04-04 | Work machine |
US14/771,435 US9453326B2 (en) | 2013-04-08 | 2014-04-04 | Work machine |
CN201480009602.1A CN105074153B (zh) | 2013-04-08 | 2014-04-04 | 工程机械 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013080396A JP6262440B2 (ja) | 2013-04-08 | 2013-04-08 | ホイールローダ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014202002A JP2014202002A (ja) | 2014-10-27 |
JP6262440B2 true JP6262440B2 (ja) | 2018-01-17 |
Family
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Family Applications (1)
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JP2013080396A Active JP6262440B2 (ja) | 2013-04-08 | 2013-04-08 | ホイールローダ |
Country Status (5)
Country | Link |
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US (1) | US9453326B2 (ja) |
EP (1) | EP2985436B1 (ja) |
JP (1) | JP6262440B2 (ja) |
CN (1) | CN105074153B (ja) |
WO (1) | WO2014168079A1 (ja) |
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JP6262440B2 (ja) | 2013-04-08 | 2018-01-17 | 株式会社Kcm | ホイールローダ |
EP2853704B1 (en) * | 2013-09-30 | 2017-04-26 | Kubota Corporation | Diesel engine |
JP5904626B1 (ja) * | 2014-08-21 | 2016-04-13 | ニチユ三菱フォークリフト株式会社 | 産業用車両 |
WO2016027343A1 (ja) * | 2014-08-21 | 2016-02-25 | ニチユ三菱フォークリフト株式会社 | 産業用車両 |
EP3205526B1 (en) * | 2014-10-06 | 2018-10-31 | Yanmar Co., Ltd. | Engine device |
JP6438341B2 (ja) * | 2014-10-15 | 2018-12-12 | ヤンマー株式会社 | 作業車両 |
JP6400520B2 (ja) * | 2015-03-30 | 2018-10-03 | 株式会社クボタ | 作業機 |
KR101820587B1 (ko) * | 2015-08-21 | 2018-01-19 | 가부시키가이샤 고마쓰 세이사쿠쇼 | 유압 쇼벨 |
DE102016105888B4 (de) * | 2016-03-31 | 2018-02-22 | Komatsu Ltd. | Abgasnachbehandlungsanordnung, Motoranordnung und Arbeitsfahrzeug |
CN106029421B (zh) * | 2016-03-31 | 2018-02-02 | 株式会社小松制作所 | 自卸卡车 |
DE102016112336A1 (de) * | 2016-07-06 | 2018-01-11 | Man Diesel & Turbo Se | Abgasnachbehandlungssystem und Brennkraftmaschine |
JP7142505B2 (ja) * | 2018-07-13 | 2022-09-27 | 株式会社小松製作所 | 作業車両 |
JP6679676B2 (ja) * | 2018-09-05 | 2020-04-15 | 株式会社クボタ | 作業機 |
JP7513480B2 (ja) * | 2020-09-30 | 2024-07-09 | ヤンマーホールディングス株式会社 | ディーゼルエンジン |
US20220178298A1 (en) * | 2020-12-03 | 2022-06-09 | Transportation Ip Holdings, Llc | System and method for a cab-mounted muffler assembly |
WO2022180745A1 (ja) * | 2021-02-25 | 2022-09-01 | 本田技研工業株式会社 | 汎用エンジン及び作業機 |
US12077938B2 (en) * | 2021-10-12 | 2024-09-03 | Caterpillar Inc. | Secondary control system and method for mounting with service orientation |
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WO2014168079A1 (ja) | 2014-10-16 |
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EP2985436B1 (en) | 2021-10-13 |
CN105074153A (zh) | 2015-11-18 |
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US9453326B2 (en) | 2016-09-27 |
EP2985436A4 (en) | 2016-12-28 |
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