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1. 发明专利

JP2007016676A Intake control device 审中-公开
标题翻译：摄入控制装置
公开(公告)号：JP2007016676A
公开(公告)日：2007-01-25
申请号：JP2005198444
申请日：2005-07-07
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： FUKUDA TAKESHI , URASHIRO KEIICHI , MINEGISHI TERUHIKO , ISHIHARA KAZUYA
IPC分类号： F02D9/00 , F02D35/00
摘要： PROBLEM TO BE SOLVED: To provide an intake control device using a no-contact type throttle position sensor for reducing an error in detecting a throttle opening.
SOLUTION: A throttle valve 2 is rotatably held on a throttle body 1 via a throttle shaft 3. The driving force of a control motor 4 is transmitted to the throttle valve 2 via a gear transmission mechanism. The throttle position sensor 5 detects the opening of the throttle valve 2 in no contact therewith. The throttle position sensor 5 consists of a lower yoke 9, two permanent magnets 6, two upper yokes 8, and a hole element 10. The lower yoke 9, the permanent magnets 6, and the upper yokes 8 are insert-molded with a resin. The lower yoke 9 is fastened to the shaft end of the throttle shaft 3 with caulking or welding.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种使用无接触式节气门位置传感器的进气控制装置，用于减少检测节气门开度的误差。解决方案：节气门2通过节流轴3可旋转地保持在节气门体1上。控制电动机4的驱动力通过齿轮传动机构传递到节气门2。节气门位置传感器5检测节气门2与其不接触的开度。节气门位置传感器5由下轭9，两个永磁体6，两个上轭8和孔元件10组成。下轭9，永磁体6和上轭8被嵌入成型为树脂。下轭9通过铆接或焊接固定在节流轴3的轴端。版权所有（C）2007，JPO＆INPIT

2. 发明专利

JP2006170013A Exhaust gas processing equipment for engine and processing method 有权
标题翻译：用于发动机和处理方法的排气处理设备
公开(公告)号：JP2006170013A
公开(公告)日：2006-06-29
申请号：JP2004361582
申请日：2004-12-14
申请人： Hitachi Car Eng Co Ltd , Hitachi Ltd , 株式会社日立カーエンジニアリング , 株式会社日立製作所
发明人： AMO KIYOSHI , MINEGISHI TERUHIKO , HAMADA YASUHISA , KATOGI KOZO
IPC分类号： F01N3/08 , B01D53/94 , F01N3/24
摘要： PROBLEM TO BE SOLVED: To remove NOx by compact constitution and a low power consumption, in a full operation region extending from a low load region, where an exhaust gas temperature and an exhaust gas amount are low, to a high load region where an exhaust gas temperature and an exhaust gas amount are high. SOLUTION: Exhaust gas processing equipment is provided with an exhaust gas flue 5 of an engine; a NOx removal catalyst reactor 6 situated in the exhaust gas flue; and an injection valve injecting urea water for feeding it. The equipment is constituted such that by-pass means for exhaust gas is situated; a first injection valve 50 to inject urea water is situated in a passage 72a for by-pass exhaust gas, carburetors 61a and 62a to heat urea water, injected by the first injection valve, into urea vapor are provided; a second injection valve 30 for injecting urea water is situated on the downstream side of the carburetor; and urea vapor produced from urea water spray injected from the first injection valve 50 when an exhaust gas temperature is low is fed to the exhaust gas flue 5 and urea water spray injected from the second injection valve 30 when an exhaust gas temperature is high is fed to the exhaust gas flue. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：为了通过紧凑的结构和低功率消耗来除去NOx，在排气温度和排气量低的低负荷区域延伸到高负载区域的整个工作区域中其中排气温度和排气量高。
解决方案：废气处理设备设有发动机的废气烟道5; 位于排气烟道中的NOx去除催化剂反应器6; 以及注入尿素水的注射阀。该设备构成为排放废气旁路装置; 用于喷射尿素水的第一喷射阀50位于用于旁路废气的通道72a中，化油器61a和62a将由第一喷射阀喷射的尿素水加热成尿素蒸气; 用于喷射尿素水的第二喷射阀30位于化油器的下游侧; 并且当废气温度低时从第一喷射阀50喷射的尿素水喷雾产生的尿素蒸气被供给到排气烟道5，并且当排气温度高时，从第二喷射阀30喷射的尿素水喷雾到废气烟道。版权所有（C）2006，JPO＆NCIPI

3. 发明专利

JP2004044598A Air intake device of internal combustion engine 审中-公开
公开(公告)号：JP2004044598A
公开(公告)日：2004-02-12
申请号：JP2003207424
申请日：2003-08-13
申请人： Hitachi Car Eng Co Ltd , Hitachi Ltd , 株式会社日立カーエンジニアリング , 株式会社日立製作所
发明人： MINEGISHI TERUHIKO , OSUGA MINORU , YAMAGUCHI JUNICHI , SASAKI YASUSHI , NEMOTO HIROYUKI , KADOMUKAI YUZO , KAWABE RYUHEI
IPC分类号： F02B27/00 , F02B27/02 , F02B31/00 , F02D41/00 , F02M25/07 , F02M35/10 , F02M35/104 , F02M55/02 , F02M69/00 , F02M69/04
CPC分类号： Y02T10/146
摘要： PROBLEM TO BE SOLVED: To provide a compact air intake device of an internal combustion engine.
SOLUTION: A collector comprises a plurality of collector portions divided by a plurality of partition walls. A control circuit is attached to a surface of the partition wall. Wires to the control circuit are molded in a part of the partition wall, and the partition wall serves as insulation material for the wires. The partition wall is formed with a connector for electric connection. A fuel injection valve is attached to a manifold portion that is equipped with a manifold connected to the collector. The manifold is provided with a shutoff valve, and when the shutoff valve is closed, air is fed to an intake port through a bypass passage.
COPYRIGHT: (C)2004,JPO

4. 发明专利

JP2006299934A Exhaust gas recirculating device and throttle valve device of diesel engine having exhaust gas recirculating device 审中-公开
标题翻译：具有排气回收装置的柴油发动机排气装置和节流阀装置
公开(公告)号：JP2006299934A
公开(公告)日：2006-11-02
申请号：JP2005123072
申请日：2005-04-21
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： MUNAKATA AKIHIRO , MINEGISHI TERUHIKO
IPC分类号： F02M25/07 , F02D9/10 , F16K11/052 , F16K27/00 , F16K31/04 , F16K31/53
CPC分类号： Y02T10/121
摘要： PROBLEM TO BE SOLVED: To sufficiently mix fresh air in an intake passage with recirculated exhaust gas, even if a large quantity of exhaust gas is introduced, by introducing a large quantity of exhaust gas by a compact device. SOLUTION: A bending passage for forming a part of an exhaust gas recirculating passage is arranged in the intake passage on the downstream side of an electrically controlling throttle valve with a full opening position as an initial position, and an exhaust gas recirculating quantity control valve is arranged in a cylindrical part concentrically extending to the intake passage from the bending passage. This control valve is composed of a butterfly valve, and regulates rotation of the control valve and rotation of a throttle valve in a range of inclining so as to respectively introduce fluid to the low side of flow resistance, and also reduces a pressure loss by setting a bending angle of the bending passage at an obtuse angle for connecting a straight pipe passage and a connecting passage of the exhaust gas recirculating passage. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：为了充分地将进气通道中的新鲜空气与再循环废气混合，即使引入大量废气，通过紧凑的装置引入大量排气。解决方案：用于形成排气再循环通道的一部分的弯曲通道布置在作为初始位置的完全打开位置的电控节流阀的下游侧的进气通道中，并且废气再循环量控制阀配置在从弯曲通道同心地延伸到进气通道的圆筒形部件中。该控制阀由蝶形阀构成，并且在倾斜范围内调节控制阀的旋转和节流阀的旋转，以分别将流体引入流动阻力的低侧，并且还通过设定减小压力损失弯曲通道的弯曲角度为钝角，用于连接直管通道和排气再循环通道的连接通道。版权所有（C）2007，JPO＆INPIT

5. 发明专利

JP2005233052A Air-fuel mixture supply device in internal combustion engine 审中-公开
标题翻译：内燃机中的AIR-FUEL混合气供应装置
公开(公告)号：JP2005233052A
公开(公告)日：2005-09-02
申请号：JP2004042199
申请日：2004-02-19
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： OYAMADA TOMONAGA , MINEGISHI TERUHIKO , NAGANO MASAMI , OKAMOTO YOSHIO , KOWATARI TAKEHIKO
IPC分类号： F02B31/00 , F02D9/02 , F02D9/10 , F02D9/16 , F02M25/07 , F02M35/104 , F02M69/00
CPC分类号： Y02T10/121 , Y02T10/123 , Y02T10/146
摘要： PROBLEM TO BE SOLVED: To maintain favorable combustion states, and promote reduction of toxic exhaust containing air pollution substances, and reduction of fuel consumption by controlling quality and quantity of air-fuel mixture to be supplied to cylinders at high response. SOLUTION: In this air-fuel mixture supply device to be used for an internal combustion engine for an automobile comprising multiple cylinders of combustors, a multiple throttle mechanism part of a motor drive type is combined with a fuel atomizing mechanism part of a motor drive part applicable to each cylinder part, an exhaust recirculation mechanism part of a motor drive type to recover part of exhaust of combustion of air-fuel mixture in the internal combustion engine to be remixed with the air-fuel mixture, and a total control part to totally send control signals to the other three kinds of mechanism parts. The multiple throttle mechanism part is provided with air current control valves for controlling air currents in a plurality of intake passages by a single motor, and forming restricting parts of different size and form in respective intake passages even at the same rotation angle to promote flow of air. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了保持良好的燃烧状态，并且通过控制供应到高反应的气缸的空气 - 燃料混合物的质量和数量来促进含有空气污染物质的有毒排放物的减少和燃料消耗的降低。解决方案：在这种用于汽车内燃机的空气燃料混合物供给装置中，其包括多个燃烧室，电动机驱动型的多节气门机构部分与燃料雾化机构部分电动机驱动部分，适用于每个气缸部分，电动机驱动型的排气再循环机构部分，用于回收内燃机中的空气 - 燃料混合物的一部分燃烧排气以与空气 - 燃料混合物重新混合，以及总控制部分将控制信号全部发送到其他三种机构部件。多节流机构部分设置有用于通过单个电动机控制多个进气通道中的气流的气流控制阀，并且甚至以相同的旋转角度在相应的进气通道中形成不同尺寸和形状的限制部件，以促进空气。版权所有（C）2005，JPO＆NCIPI

6. 发明专利

JP2004293544A Mixture gas supply device for internal combustion engine 审中-公开
公开(公告)号：JP2004293544A
公开(公告)日：2004-10-21
申请号：JP2004042198
申请日：2004-02-19
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： OKAMOTO YOSHIO , OYAMADA TOMONAGA , YAMAKADO MAKOTO , MINEGISHI TERUHIKO , MUNAKATA AKIHIRO , KADOMUKAI YUZO
IPC分类号： F02D9/02 , F02D9/10 , F02D9/16 , F02D41/06 , F02M69/00
CPC分类号： Y02T10/14 , Y02T10/146 , Y02T10/42
摘要： PROBLEM TO BE SOLVED: To provide a mixture gas supply device for an internal combustion engine capable of keeping a good combustion condition by controlling the quality and quantity of the mixture gas to be supplied to cylinders with a high response and promoting the reduction of a harmful exhaust containing air pollutants and the reduction of the fuel consumption. SOLUTION: The mixture gas supply device used in the internal combustion engine of multi-cylinder type includes an air flow control valve to adjust the amount of air sucked in and is structured so that a fuel jet hole of a fuel atomizing mechanism part is provided in a suction gas passage hole having communication with a throttle opening of the control valve in a position downstream of the throttle opening, and when the engine is started operating, a high speed air flow produced in the throttle part is led to the fuel jet hole from the periphery of the fuel atomizing mechanism part, and the jetted fuel atomized is turned in particulates and transported. COPYRIGHT: (C)2005,JPO&NCIPI

7. 发明专利

JP2005140024A Electronic egr gas control device 有权
标题翻译：电子EGR气体控制装置
公开(公告)号：JP2005140024A
公开(公告)日：2005-06-02
申请号：JP2003377677
申请日：2003-11-07
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： ANDO KAZUSHI , MINEGISHI TERUHIKO
IPC分类号： F02D9/02 , F02D9/10 , F02D11/10 , F02D21/08 , F02D41/00 , F02M25/07 , F02M35/10
CPC分类号： F02D9/1065 , F02D9/105 , F02D11/10 , F02D41/0072 , F02D2041/0017 , F02D2041/0075 , F02D2041/2072 , F02M26/05 , F02M26/10 , F02M26/21 , F02M26/30 , F02M26/32 , F02M26/47 , F02M26/48 , F02M26/54 , F02M26/70 , F02M26/72 , F02M35/10222 , F02M35/10249 , F02M35/10255 , F02M35/10386 , Y02T10/47
摘要： PROBLEM TO BE SOLVED: To provide an EGR gas control device adaptable for following a sudden change in a target value for an EGR rate. SOLUTION: In an intake passage on the downstream side of an electronic controlled throttle valve whose fully closed position is set as an initial position, a bent passage is arranged which forms part of an exhaust gas recirculation passage. An exhaust gas recirculation amount control valve is arranged in a cylindrical portion concentrically extending from the bent passage to the intake passage. The control valve is formed by a butterfly valve and driven via a reduction gear mechanism by a motor. The opening of the control valve is detected and the flow amount of cooled exhaust gas is detected at the outlet of an exhaust gas cooling device by a flow sensor, and signals therefrom are reflected to control the control valve. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种能够跟随EGR率的目标值的突然变化的EGR气体控制装置。解决方案：在完全关闭位置被设定为初始位置的电子控制节气门的下游侧的进气通道中，布置有形成废气再循环通道的一部分的弯曲通道。废气再循环量控制阀设置在从弯曲通道同步地延伸到进气通道的圆筒部分中。控制阀由蝶阀形成，并通过电动机经减速齿轮机构驱动。检测到控制阀的打开，并且通过流量传感器在排气冷却装置的出口处检测冷却的废气的流量，并且其信号被反射以控制控制阀。版权所有（C）2005，JPO＆NCIPI

8. 发明专利

JP2006214405A Exhaust gas circulating device for internal combustion engine, and valve module for internal combustion engine 审中-公开
标题翻译：用于内燃机的排气装置，内燃机用阀模块
公开(公告)号：JP2006214405A
公开(公告)日：2006-08-17
申请号：JP2005030424
申请日：2005-02-07
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： ICHIHARA TAKANOBU , KATOGI KOZO , MINEGISHI TERUHIKO
IPC分类号： F02M25/07 , F02D9/02
CPC分类号： F02M26/70 , F02D2009/0276 , F02M26/21 , F02M26/48 , F02M26/64
摘要： PROBLEM TO BE SOLVED: To provide an exhaust gas circulating device for an internal combustion engine capable of returning by releasing adhesion of an EGR valve caused by dirt, and to provide a valve module for an internal combustion engine applicable to the same. SOLUTION: A throttle valve 10 for changing intake amount is provided in an intake passage 5 of the internal combustion engine, and an EGR passage 8 for supplying EGR gas is connected to the intake passage, and the EGR valve 11 for controlling EGR gas supply amount is provided in the EGR passage, and the throttle vale and the EGR valve are arranged close to each other. Levers 31 and 32 are fitted to each of a shaft of the throttle valve and a shaft of the EGR valve, and a push rod 33 is provided between the levers. When the EGR valve is adhered, the lever 31 is rotated by a motor 16 to an enlargement operation range θ2, and the torque in the opening direction is transmitted to the lever 32 fitted to the shaft of the EGR valve through the push rod to release adhesion of the EGR valve 11. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种能够通过释放由污垢引起的EGR阀的粘附而返回的内燃机的废气循环装置，并且提供可应用于其的内燃机的阀模块。解决方案：在内燃机的进气通道5中设置用于改变进气量的节气门10，并且用于供给EGR气体的EGR通道8连接到进气通道，并且用于控制EGR的EGR阀11 在EGR通路中设置有气体供给量，并且节流阀和EGR阀彼此靠近配置。杠杆31和32安装在节流阀的轴和EGR阀的轴之间，并且推杆33设置在杠杆之间。当EGR阀被粘附时，杠杆31由马达16旋转到放大运行范围θ2，并且打开方向上的扭矩通过推杆传递到安装在EGR阀的轴上的杠杆32以释放 EGR阀11的粘附。版权所有（C）2006，JPO＆NCIPI

9. 发明专利

JP2004084483A Mixture supply device 审中-公开
标题翻译：混合供应装置
公开(公告)号：JP2004084483A
公开(公告)日：2004-03-18
申请号：JP2002242819
申请日：2002-08-23
申请人： Hitachi Car Eng Co Ltd , Hitachi Ltd , 株式会社日立カーエンジニアリング , 株式会社日立製作所
发明人： ABE MOTOYUKI , OYAMADA TOMONAGA , MINEGISHI TERUHIKO , KASHIWATANI MINEO , KADOMUKAI YUZO
IPC分类号： F02B23/08 , F02B31/02 , F02D9/02 , F02D9/16 , F02M61/16 , F02M69/00
CPC分类号： Y02T10/125 , Y02T10/146
摘要： PROBLEM TO BE SOLVED: To solve the problem wherein when reduced travel of either intake control valve generates a swirl flow in a combustion chamber during a low speed operation, a low flow rate in an intake pipe with the smaller opening may cause stagnation of fuel.
SOLUTION: An internal combustion engine has two intake pipes 105 and 106 and an intake control valve 103 on each cylinder. The two intake pipes 105 and 106 on each cylinder has a fuel supply point of a fuel supply device, near the intake control valve 103 whose travel is larger during a low speed operation. A fuel supply port in communication with separate fuel supplying means is defined near the intake control valve 102 whose travel is smaller in a low speed operation.
COPYRIGHT: (C)2004,JPO
摘要翻译：解决的问题为了解决在低速运转时，当进气控制阀的减速行程在燃烧室中产生涡流时，开口较小的进气管中的低流量可能导致停滞的燃料。解决方案：内燃机在每个气缸上具有两个进气管105和106以及进气控制阀103。每个气缸上的两个进气管105和106具有燃料供应装置的燃料供应点，在低速运行期间行进较大的进气控制阀103附近。与单独的燃料供给装置连通的燃料供给口被限定在低速运转时行程较小的进气控制阀102附近。版权所有（C）2004，JPO

10. 发明专利

JP2006300009A Motor driven exhaust gas recirculating volume control device 审中-公开
标题翻译：电机驱动排气调节体积控制装置
公开(公告)号：JP2006300009A
公开(公告)日：2006-11-02
申请号：JP2005125858
申请日：2005-04-25
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： MUNAKATA AKIHIRO , MINEGISHI TERUHIKO
IPC分类号： F02M25/07 , F02D9/00 , F02D9/02 , F02D9/10 , F02D11/10 , F02D41/00
CPC分类号： Y02T10/42 , Y02T10/47
摘要： PROBLEM TO BE SOLVED: To provide an EGR volume control device capable of supplying stable mixed gas to a sudden change in the exhaust gas recirculating (EGR) volume, while miniaturizing the device.
SOLUTION: An exhaust gas passage for forming a part of an exhaust gas recirculating passage is arranged in an intake passage on the downstream of an electrically controlling intake control valve (a throttle valve) with a full opening position as an initial position, and an exhaust gas recirculating volume control valve is arranged in the passage. These control valves are installed in one body, and are driven by separate motors via two sets of speed reduction gear mechanisms arranged in the body. A base board of a motor control circuit and a turning angle sensor are incorporated into a resin cover for covering the speed reduction gear mechanisms. The center distance of the respective control valves is minimized, and the whole device is miniaturized, and controllability of the EGR ratio is improved.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够在使排气再循环（EGR）体积突然变化的同时提供稳定的混合气体的EGR容积控制装置，同时使装置小型化。解决方案：用于形成排气再循环通道的一部分的废气通道设置在作为初始位置的全开启位置的电控制进气控制阀（节气门）的下游的进气通道中，并且排气再循环容积控制阀布置在通道中。这些控制阀安装在一体中，并通过设置在机体中的两组减速齿轮机构由单独的电动机驱动。电机控制电路的基板和转向角传感器被并入用于覆盖减速齿轮机构的树脂盖中。各个控制阀的中心距离最小化，整个装置小型化，提高了EGR率的控制性。版权所有（C）2007，JPO＆INPIT

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