CN101137524A - 液压式动力传递装置及作业车辆 - Google Patents
液压式动力传递装置及作业车辆 Download PDFInfo
- Publication number
- CN101137524A CN101137524A CNA2006800077596A CN200680007759A CN101137524A CN 101137524 A CN101137524 A CN 101137524A CN A2006800077596 A CNA2006800077596 A CN A2006800077596A CN 200680007759 A CN200680007759 A CN 200680007759A CN 101137524 A CN101137524 A CN 101137524A
- Authority
- CN
- China
- Prior art keywords
- drive shaft
- hydraulic
- motor drive
- motor
- clutch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/042—Guidance of lubricant
- F16H57/043—Guidance of lubricant within rotary parts, e.g. axial channels or radial openings in shafts
-
- 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
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
- B60K17/10—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of fluid gearing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/02—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
- F16H37/06—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts
- F16H37/065—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with a plurality of driving or driven shafts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H47/00—Combinations of mechanical gearing with fluid clutches or fluid gearing
- F16H47/02—Combinations of mechanical gearing with fluid clutches or fluid gearing the fluid gearing being of the volumetric type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/44—Control of exclusively fluid gearing hydrostatic with more than one pump or motor in operation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/44—Control of exclusively fluid gearing hydrostatic with more than one pump or motor in operation
- F16H61/452—Selectively controlling multiple pumps or motors, e.g. switching between series or parallel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2121/00—Type of actuator operation force
- F16D2121/02—Fluid pressure
- F16D2121/12—Fluid pressure for releasing a normally applied brake, the type of actuator being irrelevant or not provided for in groups F16D2121/04 - F16D2121/10
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
- F16H3/087—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears
- F16H3/093—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears with two or more countershafts
- F16H2003/0931—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears with two or more countershafts each countershaft having an output gear meshing with a single common gear on the output shaft
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0467—Elements of gearings to be lubricated, cooled or heated
- F16H57/0473—Friction devices, e.g. clutches or brakes
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/19—Gearing
- Y10T74/19014—Plural prime movers selectively coupled to common output
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/19—Gearing
- Y10T74/19149—Gearing with fluid drive
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Motor Power Transmission Devices (AREA)
- General Details Of Gearings (AREA)
- Braking Arrangements (AREA)
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Abstract
Description
Claims (13)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP066705/2005 | 2005-03-10 | ||
JP2005066705 | 2005-03-10 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101137524A true CN101137524A (zh) | 2008-03-05 |
CN100577463C CN100577463C (zh) | 2010-01-06 |
Family
ID=36953406
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200680007759A Active CN100577463C (zh) | 2005-03-10 | 2006-03-09 | 液压式动力传递装置及作业车辆 |
Country Status (7)
Country | Link |
---|---|
US (1) | US7637101B2 (zh) |
EP (1) | EP1862344B1 (zh) |
JP (1) | JP4580425B2 (zh) |
KR (1) | KR101076921B1 (zh) |
CN (1) | CN100577463C (zh) |
TW (1) | TW200641255A (zh) |
WO (1) | WO2006095813A1 (zh) |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102537143A (zh) * | 2012-01-08 | 2012-07-04 | 中国煤炭科工集团太原研究院 | 一种多盘湿式大扭矩制动器 |
CN102821994A (zh) * | 2010-08-31 | 2012-12-12 | 株式会社小松制作所 | 叉车 |
CN102822569A (zh) * | 2010-07-14 | 2012-12-12 | 日立建机株式会社 | 动力传递装置 |
CN102991344A (zh) * | 2011-09-12 | 2013-03-27 | 日立建机株式会社 | 自卸车的行驶驱动装置 |
CN103522885A (zh) * | 2013-11-01 | 2014-01-22 | 安徽合力股份有限公司 | 电动叉车带停车制动器的双电机驱动装置 |
CN105189176A (zh) * | 2013-02-11 | 2015-12-23 | 达纳比利时股份有限公司 | 流体静力和直接驱动传动装置 |
CN108026982A (zh) * | 2015-09-14 | 2018-05-11 | 本田技研工业株式会社 | 液压式动力传递装置 |
WO2018120786A1 (zh) * | 2016-12-29 | 2018-07-05 | 合肥工业大学 | 一种电机联合磁致伸缩作用的线控制动器 |
CN109958155A (zh) * | 2017-12-14 | 2019-07-02 | 卡特彼勒公司 | 用于操作机器的圆驱动齿轮的系统 |
CN110741186A (zh) * | 2018-02-23 | 2020-01-31 | 株式会社小松制作所 | 工作车辆以及工作车辆的控制方法 |
CN111536202A (zh) * | 2020-04-29 | 2020-08-14 | 柳工柳州传动件有限公司 | 一种装载机用传动装置、其控制方法及装载机 |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4836609B2 (ja) * | 2006-02-28 | 2011-12-14 | 日立建機株式会社 | 潤滑油回路 |
JP4989951B2 (ja) * | 2006-10-25 | 2012-08-01 | 株式会社小松製作所 | 建設車両 |
FI122115B (fi) * | 2007-01-26 | 2011-08-31 | Sampo Hydraulics Oy | Mäntähydraulimoottori |
FI125367B (fi) * | 2007-01-26 | 2015-09-15 | Sampo Hydraulics Oy | Ajovoimansiirron ohjausjärjestelmä |
JP5171053B2 (ja) * | 2007-02-09 | 2013-03-27 | 日立建機株式会社 | 油圧駆動車両のクラッチ制御装置 |
KR101241295B1 (ko) * | 2010-10-29 | 2013-03-14 | (주)태성공업 | 트랙터 설치용 전방출력 전달장치 |
DE102012208691A1 (de) * | 2012-05-24 | 2013-11-28 | Robert Bosch Gmbh | Hydraulische Maschine für ein Kraftfahrzeug |
DE102012208704A1 (de) * | 2012-05-24 | 2013-11-28 | Robert Bosch Gmbh | Hydraulische Maschine für ein Kraftfahrzeug |
US20130323015A1 (en) | 2012-05-31 | 2013-12-05 | Dana Heavy Vehicle Systems Group, Llc | Power Distribution Unit With A Forced Lubrication Flow Assembly |
US9005079B2 (en) * | 2012-11-19 | 2015-04-14 | Tigercat Industries Inc. | Drive transmission system and method |
ITBS20130161A1 (it) * | 2013-11-08 | 2015-05-09 | Omsi Trasmissioni S P A | Gruppo di trasmissione per macchine industriali |
TWI615293B (zh) * | 2014-12-02 | 2018-02-21 | 郭美菁 | 液壓油缸緩速裝置 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1456078A (fr) * | 1965-09-09 | 1966-05-20 | Richier Sa | Dispositif d'actionnement d'un arbre récepteur par une pompe hydraulique volumétrique |
JPS4824171B1 (zh) * | 1969-03-27 | 1973-07-19 | ||
JPS50148477U (zh) * | 1974-05-24 | 1975-12-09 | ||
DE8915954U1 (de) * | 1989-03-09 | 1992-06-25 | O & K Orenstein & Koppel Ag, 1000 Berlin | Stufenlos regelbarer hydrostatischer Fahrantrieb |
DE4034689C2 (de) * | 1990-10-31 | 1994-01-05 | Liebherr Werk Bischofshofen | Hydrostatischer Antrieb, vorzugsweise für ein Erdbewegungsfahrzeug, beispielweise Radlader |
IT1245204B (it) * | 1991-03-15 | 1994-09-13 | Fritz Carl Anton Hurth | Cambio di velocita' a motori idrostatici particolarmente per macchine movimento terra |
DE19734825C1 (de) | 1997-08-12 | 1999-12-16 | Clark Equipment Belgium Nv | Lastschaltgetriebe für eine fahrbare Arbeitsmaschine |
DE19858958B4 (de) * | 1997-12-12 | 2006-08-17 | Komatsu Ltd. | Vorrichtung zur Steuerung mehrerer ölhydraulischer Motoren sowie einer Kupplung |
JP3786390B2 (ja) | 1998-02-20 | 2006-06-14 | 株式会社小松製作所 | 複数の油圧モータの駆動装置 |
JP2969594B1 (ja) * | 1998-10-02 | 1999-11-02 | 株式会社プロジェット | 補助走行装置付き作業車両 |
JP2001082404A (ja) | 1999-09-16 | 2001-03-27 | Komatsu Ltd | 作業機械用油圧駆動装置 |
JP2001200907A (ja) * | 2000-01-14 | 2001-07-27 | Shin Caterpillar Mitsubishi Ltd | 動力伝達装置 |
JP2001336602A (ja) * | 2000-05-31 | 2001-12-07 | Komatsu Ltd | 複数モータの油圧駆動システム |
JP2003164014A (ja) * | 2001-11-20 | 2003-06-06 | Toyota Motor Corp | 車両駆動装置 |
US7082760B2 (en) * | 2004-06-29 | 2006-08-01 | Zf Friedrichshafen Ag | Drive system for mobile vehicles |
-
2006
- 2006-03-09 JP JP2007507175A patent/JP4580425B2/ja active Active
- 2006-03-09 KR KR1020077020659A patent/KR101076921B1/ko active IP Right Grant
- 2006-03-09 CN CN200680007759A patent/CN100577463C/zh active Active
- 2006-03-09 US US11/885,955 patent/US7637101B2/en active Active
- 2006-03-09 EP EP06715470A patent/EP1862344B1/en active Active
- 2006-03-09 WO PCT/JP2006/304599 patent/WO2006095813A1/ja active Application Filing
- 2006-03-10 TW TW095108140A patent/TW200641255A/zh not_active IP Right Cessation
Cited By (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102822569A (zh) * | 2010-07-14 | 2012-12-12 | 日立建机株式会社 | 动力传递装置 |
CN102821994A (zh) * | 2010-08-31 | 2012-12-12 | 株式会社小松制作所 | 叉车 |
CN102821994B (zh) * | 2010-08-31 | 2013-09-11 | 株式会社小松制作所 | 叉车 |
US8573349B2 (en) | 2010-08-31 | 2013-11-05 | Komatsu Ltd. | Forklift |
CN102991344A (zh) * | 2011-09-12 | 2013-03-27 | 日立建机株式会社 | 自卸车的行驶驱动装置 |
CN102991344B (zh) * | 2011-09-12 | 2016-08-17 | 日立建机株式会社 | 自卸车的行驶驱动装置 |
CN102537143A (zh) * | 2012-01-08 | 2012-07-04 | 中国煤炭科工集团太原研究院 | 一种多盘湿式大扭矩制动器 |
CN102537143B (zh) * | 2012-01-08 | 2013-10-16 | 中国煤炭科工集团太原研究院 | 一种多盘湿式大扭矩制动器 |
CN105189176A (zh) * | 2013-02-11 | 2015-12-23 | 达纳比利时股份有限公司 | 流体静力和直接驱动传动装置 |
CN105189176B (zh) * | 2013-02-11 | 2017-11-07 | 达纳比利时股份有限公司 | 流体静力和直接驱动传动装置 |
CN103522885A (zh) * | 2013-11-01 | 2014-01-22 | 安徽合力股份有限公司 | 电动叉车带停车制动器的双电机驱动装置 |
CN108026982A (zh) * | 2015-09-14 | 2018-05-11 | 本田技研工业株式会社 | 液压式动力传递装置 |
CN108026982B (zh) * | 2015-09-14 | 2019-12-20 | 本田技研工业株式会社 | 液压式动力传递装置 |
WO2018120786A1 (zh) * | 2016-12-29 | 2018-07-05 | 合肥工业大学 | 一种电机联合磁致伸缩作用的线控制动器 |
US10940845B2 (en) | 2016-12-29 | 2021-03-09 | Hefei University Of Technology | Hybrid brake-by-wire system using a motor-magnetostrictive actuator combination |
CN109958155A (zh) * | 2017-12-14 | 2019-07-02 | 卡特彼勒公司 | 用于操作机器的圆驱动齿轮的系统 |
CN110741186A (zh) * | 2018-02-23 | 2020-01-31 | 株式会社小松制作所 | 工作车辆以及工作车辆的控制方法 |
US11035462B2 (en) | 2018-02-23 | 2021-06-15 | Komatsu Ltd. | Work vehicle and control method for work vehicle |
CN111536202A (zh) * | 2020-04-29 | 2020-08-14 | 柳工柳州传动件有限公司 | 一种装载机用传动装置、其控制方法及装载机 |
Also Published As
Publication number | Publication date |
---|---|
EP1862344A4 (en) | 2010-10-20 |
WO2006095813A1 (ja) | 2006-09-14 |
US7637101B2 (en) | 2009-12-29 |
US20080271564A1 (en) | 2008-11-06 |
EP1862344A1 (en) | 2007-12-05 |
CN100577463C (zh) | 2010-01-06 |
KR20070116232A (ko) | 2007-12-07 |
EP1862344B1 (en) | 2012-05-16 |
TW200641255A (en) | 2006-12-01 |
KR101076921B1 (ko) | 2011-10-26 |
JPWO2006095813A1 (ja) | 2008-08-14 |
TWI295708B (zh) | 2008-04-11 |
JP4580425B2 (ja) | 2010-11-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN100577463C (zh) | 液压式动力传递装置及作业车辆 | |
JP2776932B2 (ja) | 車両用駆動装置 | |
JP5207935B2 (ja) | 自動車のパワートレイン | |
US7201266B2 (en) | Hydraulic clutch actuation system | |
US7743888B2 (en) | Transmission and transfer case having integrated lubrication systems | |
JP4616321B2 (ja) | 走行車両の変速装置 | |
JP2007524540A (ja) | 統合された油圧駆動モジュールおよび4輪駆動を有する油圧式ハイブリッド車両、およびその動作方法 | |
CN101588938A (zh) | 用于车辆的毂单元和传动系 | |
CN114585835B (zh) | 变速器组件 | |
CN115217930A (zh) | 变速器装置 | |
US20210324921A1 (en) | Clutch device | |
CN100476244C (zh) | 自动变速机 | |
JP4927004B2 (ja) | トラクタ | |
US11156281B2 (en) | Axle assembly with lubrication pump | |
CN102648363A (zh) | 卡车的变速器模块 | |
CN202441831U (zh) | 一种工程机械车辆的动力换挡变速箱 | |
CN107848412B (zh) | 用于动力输出装置的离合器组 | |
KR102519192B1 (ko) | 오일 처닝에 의한 오일 순환 메커니즘을 갖는 차량용 전동 구동 장치 | |
KR102575077B1 (ko) | 오일 레저버를 구비하는 차량용 전동 구동 장치 | |
JP2019157999A (ja) | 作業車両 | |
JP6557071B2 (ja) | 動力伝達装置 | |
WO2014095630A1 (en) | Coupling mechanism | |
JPS6319448A (ja) | 常時かみ合いギヤ変速機 | |
CZ2006748A3 (cs) | Hydraulický pohon automobilu |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: HITACH CONSTRUCTION MACHINERY CO., LTD. Free format text: FORMER OWNER: TCM CORP. Effective date: 20110105 Free format text: FORMER OWNER: HITACH CONSTRUCTION MACHINERY CO., LTD. |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20110105 Address after: Tokyo, Japan, Japan Patentee after: Hitach Construction Machinery Co., Ltd. Address before: Tokyo, Japan, Japan Co-patentee before: Hitach Construction Machinery Co., Ltd. Patentee before: TCM Corp. |