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21. 发明授权

EP2357258B1 SLIDING BEARING WITH IMPROVED WEAR RESISTANCE AND METHOD OF MANUFACTURING SAME 有权转让
公开(公告)号：EP2357258B1
公开(公告)日：2018-08-15
申请号：EP09822220.1
申请日：2009-10-22
申请人： Doosan Infracore Co., Ltd.
发明人： LEE, Chung Rae , SHIM, Dong Seob , KIM, Sang Beom
IPC分类号： F16C33/10 , F16C33/12 , C22C38/00 , C22C38/08 , C22C38/16
CPC分类号： C22C38/008 , C22C38/08 , C22C38/16 , F16C33/103 , F16C33/121
摘要： The present invention relates to a sliding bearing with improved wear resistance which is manufactured in a sintered body type, and more particularly, to a bush type of sliding bearing that has excellent friction and wear characteristics with a shaft usually made of an iron-based material even under very poor sliding conditions of high-surface pressure, low speed, and irregularity, such that the lubrication cycle of may be extended, and also has excellent hardness such that load feed capability, plastic deformation suppression, and fatigue strength can be improved.

22. 发明公开

EP3222784A4 APPARATUS FOR CONTROLLING HYDRAULIC CIRCUIT OF CONSTRUCTION EQUIPMENT 无效转让
公开(公告)号：EP3222784A4
公开(公告)日：2018-08-01
申请号：EP15861005
申请日：2015-11-18
申请人： DOOSAN INFRACORE CO LTD
发明人： CHO YOUNG SIK
IPC分类号： E02F9/20 , E02F9/02 , E02F9/12 , E02F9/22 , F15B11/17 , F15B21/08
CPC分类号： E02F9/2292 , E02F9/02 , E02F9/2037 , E02F9/2246 , E02F9/225 , E02F9/2257 , F15B11/17 , F15B21/082
摘要： The present disclosure relates to an apparatus for controlling a hydraulic circuit of construction equipment. According to the apparatus for controlling a hydraulic circuit of construction equipment according to the exemplary embodiment of the present disclosure, a flow rate of a first pump may be provided early to a front working apparatus when traveling and working are required at the same time, and as a result, it is possible to advance a point in time at which the front working apparatus actually begins to operate. In addition, according to the apparatus for controlling a hydraulic circuit of construction equipment according to the exemplary embodiment of the present disclosure, it is possible to mitigate an impact caused by a reduction in traveling speed by controlling a spool of a control valve 20 in accordance with a control map.

23. 发明公开

EP3312732A1 CONSTRUCTION MACHINE DATA PROCESSING METHOD, DEVICE FOR PERFORMING SAME, CONSTRUCTION MACHINE DATA PROCESSING SERVER, AND CONSTRUCTION MACHINE DATA PROCESSING UNIT 审中-公开
标题翻译：施工机械数据处理方法，施工机械数据处理装置，施工机械数据处理装置，施工机械数据处理装置
公开(公告)号：EP3312732A1
公开(公告)日：2018-04-25
申请号：EP16811847.9
申请日：2016-06-02
申请人： Doosan Infracore Co., Ltd.
发明人： KIM, Dong-eun
IPC分类号： G06F15/16 , G06F17/30
CPC分类号： G05B19/4083 , G05B19/4063 , G05B2219/25449 , G06F15/16 , G06F17/30 , H04L67/10
摘要： In a method of processing data of a construction machine, a configuration file may be generated from master data of the construction machine stored in a server. The configuration file may be transmitted to the construction machine to share the configuration file between the server and the construction machine. New data of the construction machine may be selectively collected using the configuration file. The collected data may be transmitted to the server. Thus, the server and the data processor may share the configuration file generated from the master data of the construction machine with each other so that one kind of the data-collecting unit and the software may be commonly applied to all of the construction machines.
摘要翻译：在处理建筑机械的数据的方法中，可以从存储在服务器中的建筑机器的主数据生成配置文件。配置文件可以传输给施工机器共享服务器和施工机械之间的配置文件。建筑机械的新数据可以使用配置文件选择性收集。所收集的数据可以被传送到服务器。因此，服务器和数据处理器可以彼此共享从建筑机器的主数据生成的配置文件，从而可以共同将一种数据收集单元和软件应用于所有建筑机器。

24. 发明授权

EP2949771B1 HIGH-STRENGTH FLAKE GRAPHITE CAST IRON, MANUFACTURING METHOD THEREOFOR, AND ENGINE BODY FOR INTERNAL COMBUSTION ENGINE INCLUDING CAST IRON 失效转让
标题翻译：高强度鳞片石墨铸铁及其制造方法，以及包括铸铁在内的内燃机的发动机体
公开(公告)号：EP2949771B1
公开(公告)日：2018-03-14
申请号：EP14743824.6
申请日：2014-01-06
申请人： Doosan Infracore Co., Ltd.
发明人： JUNG, Ki Hwan , YANG, Sik , HWANG, Jae Hyoung , JU, Young Kyu , CHUNG, Jong Kwon , LEE, Yeniseul , SHIM, Dong Seob
IPC分类号： C22C37/00 , C22C33/08 , C21D5/00 , C21C1/08 , C22C37/04 , C22C37/10 , F02F1/24 , F02F7/00
CPC分类号： C22C37/10 , C21C1/08 , C21D5/00 , C22C33/08 , C22C37/00 , C22C37/04 , F02F1/24 , F02F7/0085
摘要： The present invention relates to a manufacturing method of high-strength flake graphite cast iron, the high-strength flake graphite cast iron manufactured by the method, and an engine body including the cast iron, and more particularly, to flake graphite cast iron and a manufacturing method thereof, wherein the flake graphite cast iron has a uniform graphite shape and low probability of forming chill and has high tensile strength of at least 350 MPa and excellent workability and fluidity by controlling the content of manganese (Mn) and a trace of strontium (Sr), which are included in the cast iron, within a specific ratio.

25. 发明授权

EP2985391B1 APPARATUS AND METHOD FOR VARIABLY CONTROLLING SPOOL DISPLACEMENT OF CONSTRUCTION MACHINE 有权转让
标题翻译：用于变量控制施工机器的卷轴位移的装置和方法
公开(公告)号：EP2985391B1
公开(公告)日：2018-02-28
申请号：EP14780000.7
申请日：2014-04-01
申请人： Doosan Infracore Co., Ltd.
发明人： KIM, Ki Yong
IPC分类号： E02F9/22 , F15B15/02 , F02D29/04 , F15B13/04 , F15B13/043
CPC分类号： F15B11/08 , E02F9/2217 , E02F9/2235 , E02F9/2267 , E02F9/2285 , E02F9/2292 , E02F9/2296 , F02D29/04 , F15B11/024 , F15B2011/0246 , F15B2211/3133 , F15B2211/329 , F15B2211/6346 , F15B2211/635 , F15B2211/665 , F15B2211/6658 , F15B2211/7053 , F15B2211/761
摘要： Provided are an apparatus and a method for variably controlling spool displacement of a construction machine, which are capable of improving regeneration efficiency of the construction machine, and improving a fuel efficiency characteristic of the construction machine by reducing pressure loss in the operating mode by adjusting the quantity of spool displacement in a regeneration mode when a current pressure of a main pump is less than a predetermined operating pressure, and determining whether the construction machine is in an operating mode or the regeneration mode in real time according to an operating angle of a joystick and the current pressure of the main pump when the current pressure of the main pump is greater than or equal to the predetermined operating pressure to variably change the quantity of spool displacement in the operating mode.

26. 发明授权

EP2651077B1 METHOD FOR TRANSMITTING INFORMATION OF HEAVY EQUIPMENT VEHICLE FOR CONSTRUCTION 失效转让
标题翻译：传送重型设备车辆信息的方法
公开(公告)号：EP2651077B1
公开(公告)日：2018-02-14
申请号：EP11846410.6
申请日：2011-12-07
申请人： Doosan Infracore Co., Ltd.
发明人： LIM, Jong Sup
IPC分类号： H04W84/20 , H04W84/22 , H04L29/08
CPC分类号： H04L69/00 , H04L67/12 , H04W84/20
摘要： An aspect of the present invention provides a method of transmitting information of a heavy equipment vehicle for construction, in which a plurality of slave vehicles having slave communication equipment mounted thereon, master communication equipment capable of communicating with the slave communication equipment of each slave vehicle or a master vehicle having the master communication equipment mounted thereon, and a server capable of communicating with the master communication equipment are provided, and information of each slave vehicle is transmitted to the server through each piece of the slave communication equipment and the master communication equipment, and control information of the server is transmitted to each slave vehicle through the master communication equipment and each piece of slave communication equipment.

27. 发明公开

EP2607671A4 ADAPTER STRUCTURE FOR MOUNTING BOOST PRESSURE SENSOR ON ELECTRONIC TURBO-CHARGER ENGINE 有权转让
标题翻译： ADAPTERKONSTRUKTION ZUR MONTAGE EINES LADEDRUCKSENSORS AUF EINEM ELEKTRONISCHEN TURBOLADERMOTOR
公开(公告)号：EP2607671A4
公开(公告)日：2017-09-20
申请号：EP11818344
申请日：2011-08-11
申请人： DOOSAN INFRACORE CO LTD
发明人： LIM HYUNG TAEK
IPC分类号： F02D35/00 , F02B39/00 , F02M35/10 , F02M35/104 , G01L19/00
CPC分类号： F02M35/1038 , F02D2200/0406 , F02M35/10144 , F02M35/10157 , G01L19/0092 , Y02T10/144
摘要： An adapter structure for mounting a boost pressure sensor according to the present invention, includes: an intake manifold mounting unit which is provided at an intake manifold and is formed with a penetrating hole at one side portion thereof to communicate with an inside of the intake manifold; a pressure sensor adapter which has a lower portion separably coupled to the intake manifold mounting unit, is made of a heat resistant or heat isolating material, and has a channel which is formed at one side portion thereof, transmits intake air pressure from the penetrating hole of the intake manifold mounting unit to the outside, and has an inner space of which a portion far from the penetrating hole of the intake manifold mounting unit is greater than a portion close to the penetrating hole of the intake manifold mounting unit; a boost pressure sensor which is mounted at an upper portion of the pressure sensor adapter so that a pressure detection portion is tightly coupled to an upper end portion of the channel of the pressure sensor adapter, detects the intake air pressure through the channel of the pressure sensor adapter, and sends a generated intake air pressure signal to an electronic control unit of an engine; and a fixing unit which separably fixes the boost pressure sensor to the intake manifold mounting unit by the media of the pressure sensor adapter.
摘要翻译：根据本发明的用于安装增压压力传感器的适配器结构包括：进气歧管安装单元，该进气歧管安装单元设置在进气歧管处并且在其一侧部形成有贯穿孔以与进气歧管的内部连通 ; 压力传感器适配器，其具有可分离地联接到进气歧管安装单元的下部，由耐热或隔热材料制成，并且具有形成在其一侧部处的通道，将来自通孔的进气压力所述进气歧管安装部具有内部空间，所述内部空间的远离所述进气歧管安装部的所述贯通孔的部分比所述进气歧管安装部的所述贯通孔的附近部分大，增压压力传感器，该增压压力传感器安装在压力传感器适配器的上部，使得压力检测部分紧密地联接到压力传感器适配器的通道的上端部分，检测通过压力通道的进气压力并将产生的进气压力信号发送到发动机的电子控制单元; 以及通过压力传感器适配器的介质将增压压力传感器可分离地固定到进气歧管安装单元的固定单元。

28. 发明公开

EP2657489A4 METHOD FOR CONTROLLING AUTO IDLE STATE OF HEAVY CONSTRUCTION EQUIPMENT 有权转让
标题翻译： VERFAHREN ZUR STEUERUNG DES AUTOMATISCHEN RUHEZUSTANDES VON SCHWERBAUMASCHINEN
公开(公告)号：EP2657489A4
公开(公告)日：2017-08-23
申请号：EP11851907
申请日：2011-12-21
申请人： DOOSAN INFRACORE CO LTD
发明人： PARK JUN HONG , JANG JEONG KWON
IPC分类号： F02D29/02 , F02D41/04 , F02D41/08
CPC分类号： E02F9/2025 , F02D29/02 , F02D41/08 , F02D2200/501
摘要： A method for controlling an auto idle state of heavy construction equipment of an exemplary embodiment of the present invention includes: storing, by a vehicle controller (VCU) that receives engine actuation information from an engine controller (ECU), an average traveling value of a worker-set engine RPM for a first set time when the heavy construction equipment is actuated at the worker-set engine RPM; and actuating, by the engine controller (ECU) that receives information on the average traveling value of the worker-set engine RPM for the first set time from the vehicle controller (VCU), an engine at a variable auto idle engine RPM, which varies depending on the average traveling value of the worker-set engine RPM for the first set time, when work is temporarily stopped and the worker-set engine RPM is switched to an auto idle engine RPM.
摘要翻译：本发明的示例性实施方式的用于控制重型施工设备的自动怠速状态的方法包括：通过从发动机控制器（ECU）接收发动机驱动信息的车辆控制器（VCU）存储车辆的平均行驶值当所述重型施工设备在所述工人设定的发动机RPM下被致动时，所述工人设定的发动机RPM在第一设定时间内; 以及由车辆控制器（VCU）接收关于工作人员设定的发动机RPM的平均行驶值的信息的发动机控制器（ECU）从车辆控制器（VCU）起动处于可变自动怠速发动机RPM的发动机，取决于第一设定时间的工人设定发动机RPM的平均行驶值，当工作暂时停止并且工人设定发动机RPM切换到自动怠速发动机RPM时。

29. 发明公开

EP3124772A4 ENGINE 有权转让
标题翻译：发动机
公开(公告)号：EP3124772A4
公开(公告)日：2017-08-09
申请号：EP15768428
申请日：2015-03-25
申请人： DOOSAN INFRACORE CO LTD
发明人： KIM KWANG-SOO , CHO JA-YUN
IPC分类号： F02D13/02 , F01L1/40 , F02B43/02 , F02D19/02 , F02M21/02
CPC分类号： F02D13/0261 , F01L1/047 , F02B43/04 , F02D13/0249 , F02M21/0215 , Y02T10/18 , Y02T10/32

30. 发明公开

EP2375091A4 SLIDING BEARING AND SLIDING BEARING ASSEMBLY 有权转让
标题翻译： GLEITLAGER UND GLEITLAGERANORDNUNG
公开(公告)号：EP2375091A4
公开(公告)日：2017-08-02
申请号：EP09830562
申请日：2009-12-01
申请人： DOOSAN INFRACORE CO LTD
发明人： LEE CHUNG RAE , HONG KI HWAN , KIM SANG BEOM , SONG KEUN CHUL
IPC分类号： F16C33/66 , F16C35/02
CPC分类号： F16C33/103 , F16C17/02 , F16C33/1065 , F16C2240/44
摘要： The present invention relates to a sliding bearing including a lubricating oil storing unit storing lubricating oil on the surface thereof and the sliding bearing of the present invention is provided so that the volume of the lubricating oil storing unit occupies 5 to 30 volume % of the entire volume of the sliding bearing.
摘要翻译：本发明涉及一种滑动轴承，该滑动轴承包括在其表面存储润滑油的润滑油存储单元，并且本发明的滑动轴承被设置成使得润滑油存储单元的体积占整个体积的5至30体积％滑动轴承的体积。

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