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91. 发明公开

EP2738397A1 CONSTRUCTION MACHINE 有权
标题翻译：施工机械
公开(公告)号：EP2738397A1
公开(公告)日：2014-06-04
申请号：EP12818125.2
申请日：2012-06-01
申请人： Hitachi Construction Machinery Co., Ltd.
发明人： IMURA Shinya , SATAKE Takako , ISHIKAWA Kouji , HIJIKATA Seiji , OOKI Takatoshi , NISHIKAWA Shinji
IPC分类号： F15B21/14 , E02F9/22 , F15B11/00
CPC分类号： F15B13/06 , E02F9/123 , E02F9/2095 , E02F9/2217 , E02F9/2235 , E02F9/2242 , E02F9/2282 , E02F9/2292 , E02F9/2296 , F15B11/20 , F15B21/001 , F15B21/14 , F15B2211/20546 , F15B2211/20569 , F15B2211/20576 , F15B2211/7053 , F15B2211/7058 , F15B2211/88
摘要： Construction machinery that can achieve a great fuel reduction effect through an efficient use of recovered energy is provided.
The Construction machinery includes at least two actuators 7 and 8, a main pump 3 that generates hydraulic energy for driving the actuators 7 and 8, flow control means 4 disposed between the main pump 3 and the actuators 7 and 8, an additional energy generating means 11 that generates energy to be added to the hydraulic energy, and a control means 20 that reduces hydraulic energy generated by the main pump 3 when the additional energy generating means 11 generates energy. The construction machinery further comprises changeover means 12d, 12e, and 12f that selectively change a location at which the energy from the additional energy generating means 11 is to be added according to the actuators 7 and 8. The control means 20 changes a reduction rate of the hydraulic energy generated by the main pump 3 depending on a specific actuator 7 or 8 to which the energy is to be added.
摘要翻译：提供了通过有效利用回收能量实现很大的燃料减少效果的工程机械。工程机械包括至少两个致动器7和8，产生用于驱动致动器7和8的液压能的主泵3，设置在主泵3和致动器7和8之间的流动控制装置4，附加能量产生装置产生加在液压能量上的能量的控制装置20以及当附加能量产生装置11产生能量时减小主泵3产生的液压能的控制装置20。施工机械还包括根据致动器7和8选择性地改变来自附加能量产生装置11的能量将被添加的位置的切换装置12d，12e和12f。控制装置20将减少率由主泵3产生的液压能量取决于要添加能量的特定致动器7或8。

92. 发明公开

EP2719839A1 Hydraulic circuit for a hydraulic cylinder 有权
标题翻译： Hydraulikkreisfüreinen Hydraulikzylinder
公开(公告)号：EP2719839A1
公开(公告)日：2014-04-16
申请号：EP12187833.4
申请日：2012-10-09
申请人： Caterpillar Work Tools B. V.
发明人： Luyendijk, Dirk Jacobus , Van Gemert, Johannes Lambertus Leonardus , Grant, Patrick
IPC分类号： E02F9/22 , F15B3/00 , F15B11/032 , F15B21/14
CPC分类号： E02F9/2217
摘要： A hydraulic circuit (10) for operating a dual acting hydraulic cylinder (20) is disclosed. The hydraulic circuit reduces the extraction and retraction times of the hydraulic cylinder. The hydraulic circuit comprises a speed component (14) comprising a regeneration valve (18) arranged to return a hydraulic fluid from a rod-side chamber (24) to a piston-side chamber (22) of the cylinder (50) at a start phase of cylinder extraction, and a booster component (12) comprising first pressure intensifier (16) and a second pressure intensifier (17) arranged in parallel to increase flow of fluid at an end phase of cylinder extraction.
摘要翻译：公开了一种用于操作双作用液压缸（20）的液压回路（10）。液压回路减少了液压缸的抽出和缩回时间。液压回路包括速度部件（14），该速度部件（14）包括再生阀（18），所述再生阀（18）在开始时将液压流体从杆侧室（24）返回到气缸（50）的活塞侧室（22）以及包括第一增压器（16）和第二压力增压器（17）的升压组件（12），所述增压器组件（12）和第二增压器（17）平行配置，以增加气缸提取的末端阶段的流体流动。

93. 发明公开

EP2715154A1 A HYDRAULIC SYSTEM AND A METHOD FOR CONTROLLING A HYDRAULIC SYSTEM 有权
标题翻译：一种液压系统和一种控制液压系统的方法
公开(公告)号：EP2715154A1
公开(公告)日：2014-04-09
申请号：EP11866576.9
申请日：2011-05-31
申请人： Volvo Construction Equipment AB
发明人： HEYBROEK, Kim , WIKTOR, Roland
IPC分类号： F15B21/14 , E02F9/22 , F15B3/00 , F16H61/4096
CPC分类号： F15B13/02 , E02F9/2217 , E02F9/2235 , E02F9/2242 , E02F9/2296 , F15B11/00 , F15B2211/20546 , F15B2211/214 , F15B2211/26 , F15B2211/625 , F15B2211/6303 , F15B2211/6313 , F15B2211/6346 , F15B2211/6655 , F16H61/4096
摘要： As such, the present invention relates to a hydraulic system (10) for a working machine (101). The hydraulic system (10) comprises a hydraulic actuator (12) and a first hydraulic machine (14) for supplying fluid to the hydraulic actuator (12). The hydraulic system (10) further comprises a hydraulic transformer (28) for supplying fluid to the hydraulic actuator (12) in parallel with the first hydraulic machine (14), and an accumulator (38) for fluid. The hydraulic transformer (28) comprises a first port (30) and a second port (32) and the transformer (38) is adapted to transform a first pressure and a first flow at the first port (30) to a second pressure and a second flow at the second port (32). The second port (32) of the hydraulic transformer (28) is in fluid communication with the hydraulic actuator (28) and the first port is in communication with the accumulator (38).
摘要翻译：如此，本发明涉及用于工作机器（101）的液压系统（10）。液压系统（10）包括液压致动器（12）和用于向液压致动器（12）供应流体的第一液压机器（14）。液压系统（10）还包括用于与第一液压机器（14）并联地向液压致动器（12）供应流体的液压变压器（28）以及用于流体的蓄能器（38）。液压变压器（28）包括第一端口（30）和第二端口（32），并且变压器（38）适于将第一端口（30）处的第一压力和第一流量转换成第二压力，第二流在第二端口（32）处流动。液压变压器（28）的第二端口（32）与液压致动器（28）流体连通并且第一端口与蓄能器（38）连通。

94. 发明公开

EP2679832A1 Hydrostatic energy generator 有权转让
标题翻译： Hydrostatischer Energiegenerator
公开(公告)号：EP2679832A1
公开(公告)日：2014-01-01
申请号：EP12174154.0
申请日：2012-06-28
申请人： Quirós Morales, Luis Fernando
发明人： Quirós Morales, Luis Fernando
IPC分类号： F15B3/00 , F15B21/14
CPC分类号： F01B23/10 , F01B3/0005 , F01B3/0023 , F15B3/00 , F15B21/14 , F15B2211/7055
摘要： A device and a method for exploiting hydrostatic energy, wherein the device comprises at least a first chamber and a second chamber, wherein the first chamber and the second chamber are at least partially filled with a fluid is suggested in order to provide a device and a method for exploiting hydrostatic energy, such as for instance static or hydrostatic pressure or head, to generate and deliver energy, such as for instance hydraulic energy, electrical energy, or mechanical energy, wherein a first piston (13) movably arranged within the first chamber (10) and a second piston (14) movably arranged within the second chamber (11), wherein the first piston (13) is mechanically or hydraulically connected to the second piston (14), wherein the first chamber (10) comprises at least a first means (15) for inlet and/or discharge of the fluid (12) and a second means (16) for inlet and/or discharge of the fluid (12), wherein the second chamber (11) comprises at least a third means (17) for inlet and/or discharge of the fluid (12) and a fourth means (18) for inlet and/or discharge of the fluid (12).
摘要翻译：一种用于开发静水能的装置和方法，其中所述装置包括至少第一室和第二室，其中所述第一室和所述第二室至少部分地填充有流体，以便提供装置和用于利用静水能量的方法，例如静态或静水压力或压头，以产生和输送能量，例如液压能量，电能或机械能，其中第一活塞（13）可移动地布置在第一腔室（10）和可移动地布置在所述第二室（11）内的第二活塞（14），其中所述第一活塞（13）机械地或液压地连接到所述第二活塞（14），其中所述第一室（10）至少包括用于流体（12）的入口和/或排出的第一装置（15）和用于流体（12）的入口和/或排放的第二装置（16），其中所述第二室（11）包括至少第三用于入口的装置（17）和/或排出流体（12）和用于流体（12）的入口和/或排出的第四装置（18）。

95. 发明授权

EP2278167B1 Method for operating a pneumatic system and pneumatic system 有权
标题翻译：一种用于操作的气动系统和气动系统的方法
公开(公告)号：EP2278167B1
公开(公告)日：2013-11-13
申请号：EP09166270.0
申请日：2009-07-23
申请人： Q Plus Beheer B.V.
发明人： van Dongen, Rijk Jan
IPC分类号： F15B1/02 , F15B11/064 , F15B21/02 , F15B21/14
CPC分类号： F15B11/064

96. 发明授权

EP2409040B1 HYDRAULIC ACTUATOR ARRANGEMENT AND A FLOW CONTROL DEVICE 有权
标题翻译：液压执行机构和流量控制装置
公开(公告)号：EP2409040B1
公开(公告)日：2013-03-06
申请号：EP10727449.0
申请日：2010-03-16
申请人： Metso Paper, Inc.
发明人： ENWALD, Petri , JÄRVENSIVU, Markku , KEMPPAINEN, Matti M. , LESKINEN, Arto , VANTOLA, Pekka , VIRTANEN, Timo , ÅKERLUND, Kenneth
IPC分类号： F15B1/02 , F15B21/14
CPC分类号： F15B21/14 , F15B1/024 , F15B2211/212 , F15B2211/40592 , F15B2211/625 , F15B2211/88

97. 发明公开

EP2082099A4 A METHOD FOR OPERATING A WORKING MACHINE AND A WORKING MACHINE WITH AN IMPROVED TRANSMISSION LINE 有权
标题翻译：一种用于操作作业机及工作机具有改进的动力传动系
公开(公告)号：EP2082099A4
公开(公告)日：2013-01-23
申请号：EP06799741
申请日：2006-10-06
申请人： VOLVO CONSTR EQUIP AB
发明人： FILLA RENO
IPC分类号： E02F9/22 , F15B21/14
CPC分类号： B60W10/10 , B60K1/02 , B60K6/387 , B60K6/442 , B60K6/547 , B60L11/123 , B60L11/14 , B60L11/1887 , B60L15/2045 , B60L2200/40 , B60L2240/421 , B60L2240/423 , B60L2240/441 , B60L2240/443 , B60L2250/26 , B60W10/02 , B60W10/023 , B60W10/08 , B60W10/20 , B60W10/30 , B60W20/00 , B60W2300/17 , E02F9/2075 , E02F9/2253 , E02F9/2292 , E02F9/26 , Y02T10/6217 , Y02T10/6234 , Y02T10/645 , Y02T10/7077 , Y02T10/72 , Y02T10/7283 , Y02T90/34
摘要： A working machine and a method for operating the same are provided. The working machine is provided with: a power source and a plurality of driving wheels; a working hydraulic system including at least one hydraulic pump powered by the power source for moving an implement on the working machine and/or for steering the working machine; a transmission line arranged between the power source and the driving wheels for transmitting torque from the power source to the driving wheels; and a transmission unit arranged in the transmission line for reducing the mechanical interaction between the power source and the driving wheels. The method includes: detecting at least one operational parameter indicative of a working condition of the working machine; determining if the characteristic of the transmission unit should be altered on the basis of a magnitude of the detected operational parameter; altering the characteristic of the transmission unit if it is determined to be required.

98. 发明授权

EP2148958B1 A METHOD FOR RECUPERATING POTENTIAL ENERGY DURING A LOWERING OPERATION OF A LOAD 有权
标题翻译：中回收势能期间LASTABSENKVORGANGS
公开(公告)号：EP2148958B1
公开(公告)日：2012-12-12
申请号：EP08724141.0
申请日：2008-03-25
申请人： Volvo Construction Equipment AB
发明人： BERGSTRÖM, Magnus , LILLEMETS, Johan , HEYBROEK, Kim , PALMBERG, Jan-Ove
IPC分类号： E02F9/22 , F15B11/024 , F15B21/14
CPC分类号： E02F9/2217 , F15B11/006 , F15B21/082 , F15B21/087 , F15B21/14 , F15B2211/30575 , F15B2211/3144 , F15B2211/6309 , F15B2211/6313 , F15B2211/6346 , F15B2211/6658 , F15B2211/7053 , F15B2211/88

99. 发明公开

EP2524995A1 WORK MACHINE DRIVE CONTROL DEVICE 有权
标题翻译： ANTRIEBSSTEUERVORRICHTUNGFÜREINE ARBEITSMASCHINE
公开(公告)号：EP2524995A1
公开(公告)日：2012-11-21
申请号：EP11732763.5
申请日：2011-01-11
申请人： Kawasaki Jukogyo Kabushiki Kaisha
发明人： YAMAMOTO, Ryo , YAMADA, Masahiro , YUDATE, Yoji
IPC分类号： E02F9/20 , E02F9/22 , F15B21/14
CPC分类号： B60T8/52 , B60T8/34 , B60T8/44 , E02F9/123 , E02F9/128 , E02F9/2095 , E02F9/2217 , E02F9/2285 , E02F9/2296 , F15B7/006
摘要： A drive controller of an operating machine configured to drive a structure by a hydraulic motor 2 and an electric motor 3 includes: a remote control valve 5 configured to determine the operation amount of the structure; an electric motor torque calculation portion configured to calculate torque of the electric motor 3; a hydraulic motor torque calculation portion configured to calculate torque of the hydraulic motor 2; a controller 7 configured to transmit an opening position control signal to the control valve 14 based on the operation amount determined by the remote control valve 5 such that torque necessary to drive the structure is obtained from the torque of the electric motor 3 and the torque of the hydraulic motor 2; and solenoid-operated reducing valves 19 and 20 each configured to reduce a pilot pressure, to be applied to the control valve 14, based on the opening position control signal output from the controller 7.
摘要翻译：构造成通过液压马达2和电动机3驱动结构的操作机械的驱动控制器包括：远程控制阀5，其被配置为确定结构的操作量; 电动机转矩计算部，其构成为计算电动机3的转矩; 液压马达转矩计算部，其构成为计算液压马达2的转矩; 控制器7，其基于由遥控阀5确定的操作量，将打开位置控制信号发送到控制阀14，使得从电动机3的转矩和驱动结构所需的转矩得到，液压马达2; 以及电磁式减压阀19和20，其各自被构造成基于从控制器7输出的打开位置控制信号来减小施加到控制阀14的先导压力。

100. 发明公开

EP2500583A1 HYDRAULIC PRESSURE CONTROL DEVICE 有权
标题翻译：水利枢纽DRUCKSTEUERVORRICHTUNG
公开(公告)号：EP2500583A1
公开(公告)日：2012-09-19
申请号：EP10829649.2
申请日：2010-07-06
申请人： Kawasaki Jukogyo Kabushiki Kaisha
发明人： OHTSUKA, Shuhei , KUNISHIRO, Takaaki , YOSHIMURA, Tomohisa , SOTANI, Yasushi
IPC分类号： F15B11/02 , F15B21/14
CPC分类号： F15B1/024 , E02F9/2095 , E02F9/2217 , E02F9/2235 , E02F9/2289 , E02F9/2296 , F15B2211/20515 , F15B2211/20546 , F15B2211/20561 , F15B2211/212 , F15B2211/27 , F15B2211/30515 , F15B2211/625 , F15B2211/6306 , F15B2211/633 , F15B2211/785 , F15B2211/88
摘要： A hydraulic controller (2) according to the present invention includes: an accumulator (70) connected to a main oil passage (301b); a pressure storage use oil passage (701) which branches off from the main oil passage (301b) and leads to the accumulator (70); an inlet port (361); a priority port (362); and a bypass port (363). The inlet port (361) and the priority port (362) are disposed on the pressure storage use oil passage (701). The bypass port (363) is connected to a main oil passage (301c). The hydraulic controller (2) includes a priority valve (36) configured such that, at the time of storing pressure in the accumulator (70), of pressure oil that flows into the inlet port (361), the pressure oil at a flow rate for storing of pressure in the accumulator (70), which is a preset flow rate, flows out of the priority port (362), and the pressure oil at a surplus flow rate, which is a flow rate obtained by subtracting the flow rate for storing of pressure from the flow rate of the pressure oil flowing into the input port (361), flows out of the bypass port (363).
摘要翻译：根据本发明的液压控制器（2）包括：连接到主油路（301b）的蓄能器（70）; 从主油路（301b）分支并通往蓄能器（70）的压力储存用油路（701）; 入口端口（361）; 优先端口（362）; 和旁通口（363）。入口端口（361）和优先端口（362）设置在压力储存用油通道（701）上。旁通口（363）与主油路（301c）连接。液压控制器（2）包括优先阀（36），其被构造成使得在存储器（70）中的压力存储时，流入入口（361）的压力油的压力油以流量用于将作为预设流量的蓄能器（70）中的压力存储流出优先端口（362），并以多余流量流出压力油，该流量是通过将流量减去从流入输入口（361）的压力油的流量存储压力，流出旁通口（363）。

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