专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明申请

US20150322826A1 VARIABLE VALVE DEVICE FOR INTERNAL COMBUSTION ENGINE 有权
标题翻译：用于内燃机的可变阀装置
公开(公告)号：US20150322826A1
公开(公告)日：2015-11-12
申请号：US14410405
申请日：2013-07-08
申请人： HITACHI AUTOMOTIVE SYSTEMS, LTD.
发明人： Atsushi YAMANAKA , Ryo TADOKORO
IPC分类号： F01L1/352
CPC分类号： F01L1/352 , F01L2101/00 , F01L2103/00 , F01L2250/02 , F01L2820/032
摘要： A device includes a timing sprocket configured to receive a rotational force from a crankshaft and includes an annular internal-teeth constituting portion having an inner circumferential portion formed with internal teeth; an eccentric shaft portion provided on a motor output shaft of an electric motor and formed in a cylindrical shape such that an outer circumferential surface of the eccentric shaft portion is eccentric relative to a rotational center of the eccentric shaft portion; and a plurality of rollers provided between the internal teeth and the eccentric shaft portion and having total number smaller than total number of the internal teeth. A laser hardening is performed from a tooth top and both tooth surfaces of each internal tooth to attain a high degree of hardness. On the other hand, a tooth bottom surface of each internal tooth is not treated with the laser hardening.
摘要翻译：一种装置包括定时链轮，其被配置为从曲轴接收旋转力，并包括具有形成有内齿的内周部分的环形内齿构成部分; 偏心轴部，设置在电动机的电动机输出轴上，并且形成为圆筒状，使得偏心轴部的外周面相对于偏心轴部的旋转中心偏心; 以及设置在所述内齿与所述偏心轴部之间并且总数小于所述内齿的总数的多个辊。从齿顶和每个内齿的两个表面进行激光硬化，以获得高硬度。另一方面，每个内齿的齿底表面不被激光硬化处理。

2. 发明申请

US20140245978A1 VALVE TIMING CONTROL SYSTEM OF INTERNAL COMBUSTION ENGINE 审中-公开
标题翻译：内燃机阀门定时控制系统
公开(公告)号：US20140245978A1
公开(公告)日：2014-09-04
申请号：US14193860
申请日：2014-02-28
申请人： HITACHI AUTOMOTIVE SYSTEMS, LTD.
发明人： Ryo TADOKORO , Shinichi KAWADA , Atsushi YAMANAKA , Hiroyuki NEMOTO
IPC分类号： F01L13/00
CPC分类号： F01L1/344 , F01L2001/0537 , F01L2001/34433 , F01L2001/34479 , F01L2001/34496 , F01L2820/032
摘要： In a valve timing control system of an internal combustion engine employing both an electric-motor-driven intake valve timing control device (VTC) and an electric-motor-driven exhaust VTC having similar fundamental configurations, a maximum drive-efficiency motor-speed range of a first electric motor of the intake VTC and a maximum drive-efficiency motor-speed range of a second electric motor of the exhaust VTC are set to differ from each other depending on two different working ranges respectively suitable for the intake VTC and the exhaust VTC such that the maximum drive-efficiency motor-speed range of the intake VTC is set higher than that of the exhaust VTC. A reduction ratio of a first speed reducer configured to reduce a rotational speed of the first electric motor is set higher than that of a second speed reducer configured to reduce a rotational speed of the second electric motor.
摘要翻译：在采用电机驱动的进气门正时控制装置（VTC）和具有相似基本构造的电动机驱动排气VTC的内燃机的气门正时控制系统中，最大驱动效率电动机速度范围并且排气VTC的第二电动机的最大驱动效率电动机速度范围被设定为彼此不同，这取决于分别适合于进气VTC和排气的两个不同的工作范围 VTC，使得进气VTC的最大驱动效率电动机速度范围被设定为高于排气VTC的最大驱动效率电动机速度范围。被配置为将第一电动机的转速降低的第一减速器的减速比设定为比构成为减小第二电动机的转速的第二减速机的减速比更高。

3. 发明申请

US20160326917A1 VALVE TIMING CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE 有权
标题翻译：用于内燃机的阀定时控制装置
公开(公告)号：US20160326917A1
公开(公告)日：2016-11-10
申请号：US15109924
申请日：2015-01-14
申请人： HITACHI AUTOMOTIVE SYSTEMS, LTD.
发明人： Ryo TADOKORO , Atsushi YAMANAKA
IPC分类号： F01L1/34
CPC分类号： F01L1/34 , F01L1/344 , F01L1/352 , F01L1/46 , F01L2001/3522 , F01L2013/103 , F01L2101/00 , F01L2250/02 , F01L2820/032 , H02K13/003
摘要： A valve timing control device for an internal combustion engine includes: a driving rotation member; a driven rotation member fixed to a cam shaft; an electric motor; a speed reduction mechanism; a power feeding brush; and a power feeding plate which is provided to the driving rotation member, and which includes a slip ring on which the power feeding brush is abutted, the power feeding plate including a rigidity plate portion whose an outer circumference portion is fixed to the driving rotation member, and a resin portion formed by molding an outer surface of the rigidity plate portion, and the rigidity plate portion including a holding hole which holds the power feeding brush through the resin portion, and being integrally formed with a reinforcement portion which is formed at a portion except for the holding hole, and which extends in a radially inward direction.
摘要翻译：一种用于内燃机的气门正时控制装置，包括：驱动旋转构件; 固定到凸轮轴的从动旋转构件; 电动马达减速机构; 供电刷; 以及供电板，其设置在所述驱动旋转部件上，并且包括滑动环，所述供电刷抵接在所述滑环上，所述供电板包括刚性板部，所述刚性板部的外周部固定于所述驱动旋转部件以及通过模制刚性板部分的外表面而形成的树脂部分，并且刚性板部分包括保持孔，该保持孔通过树脂部分保持供电电刷，并且与形成在所述树脂部分上的加强部分整体形成除了保持孔之外的部分，并且沿径向向内的方向延伸。

4. 发明申请

US20140165938A1 VALVE-TIMING CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE 有权
标题翻译：内燃机用阀门控制装置
公开(公告)号：US20140165938A1
公开(公告)日：2014-06-19
申请号：US14107477
申请日：2013-12-16
申请人： HITACHI AUTOMOTIVE SYSTEMS, LTD.
发明人： Shinichi KAWADA , Ryo TADOKORO , Atsushi YAMANAKA
IPC分类号： F01L1/34
CPC分类号： F01L1/34 , F01L2820/032 , Y10T29/49405
摘要： A valve-timing control apparatus includes a drive rotating member; a driven rotating member fixed to a cam shaft; an electric motor configured to rotate the driven rotating member relative to the drive rotating member; a motor housing connected integrally with the drive rotating member; a cover member located to face a front portion of the housing; a tubular motor output shaft provided inside the housing to be rotatable relative to the housing; and a plug member fixed to an inner circumferential surface of a tip portion of the tubular motor output shaft and configured to inhibit lubricating oil supplied into the tubular motor output shaft from leaking to an external. The plug member includes a core member formed in a bottomed tubular shape and formed with a through-hole in its bottom portion, and an elastic body coating at least the through-hole and an outer circumferential surface of the core member.
摘要翻译：气门正时控制装置包括驱动旋转构件; 固定到凸轮轴的从动旋转构件; 电动马达，其构造成使所述从动旋转构件相对于所述驱动旋转构件旋转; 与所述驱动旋转构件一体地连接的马达壳体; 盖构件，其定位成面向所述壳体的前部; 一个管状电机输出轴，设置在壳体内部以相对于壳体可转动; 以及固定在所述管状电动机输出轴的前端部的内周面的栓构件，其被构造成阻止供给到所述管状电动机输出轴的润滑油泄漏到外部。插头构件包括形成为有底的管状并且在其底部形成有通孔的芯构件，以及至少涂覆芯构件的通孔和外周面的弹性体。

5. 发明申请

US20140224197A1 VALVE TIMING CONTROL SYSTEM FOR INTERNAL COMBUSTION ENGINE 有权
标题翻译：内燃机用时间控制系统
公开(公告)号：US20140224197A1
公开(公告)日：2014-08-14
申请号：US14178989
申请日：2014-02-12
申请人： HITACHI AUTOMOTIVE SYSTEMS, LTD.
发明人： Ryo TADOKORO , Shinichi KAWADA , Atsushi YAMANAKA , Hiroyuki NEMOTO
IPC分类号： F01L9/04
CPC分类号： F01L1/344 , F01L2001/0537 , F01L2001/34496 , F01L2820/032
摘要： A valve timing control system for an internal combustion engine, comprises: an electric intake valve timing control apparatus to vary an intake valve timing with torque produced by an electric motor with electric power supplied through a power supply mechanism; and an electric exhaust valve timing control apparatus to vary an exhaust valve timing with torque produced by an electric motor with electric power supplied through a power supply mechanism. A heat generating portion in the power supply mechanism of the intake valve timing control apparatus is made of a heat resisting material whereas a heat generating portion in the power supply mechanism of the exhaust valve timing control apparatus is made of a material lower in heat resistance than the heat resisting material of the intake valve timing control apparatus.
摘要翻译：一种用于内燃机的气门正时控制系统，包括：进气门正时控制装置，用于通过电力供应机构提供的电力来改变由电动机产生的转矩的进气门正时; 以及排气门正时控制装置，用于通过通过电源机构供给的电力，由电动机产生的转矩来改变排气门正时。进气门正时控制装置的供电机构中的发热部由耐热材料制成，而排气门正时控制装置的供电机构中的发热部由耐热性低的材料制成，进气门正时控制装置的耐热材料。

6. 发明申请

US20140123922A1 VALVE TIMING CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE 有权
标题翻译：内燃机用时间控制装置
公开(公告)号：US20140123922A1
公开(公告)日：2014-05-08
申请号：US14065753
申请日：2013-10-29
申请人： HITACHI AUTOMOTIVE SYSTEMS, LTD.
发明人： Ryo TADOKORO , Hiroyuki NEMOTO , Atsushi YAMANAKA
IPC分类号： F01L1/344
CPC分类号： F01L1/344 , F01L2820/032
摘要： In a valve timing control apparatus for an internal combustion engine, a plurality of projection sections projected toward a cover member are integrally mounted on a bearing member configured to rotatably journalize a camshaft and a plurality of positioning pins are mounted across (or extended over) the cover member and the respective projection sections.
摘要翻译：在用于内燃机的气门正时控制装置中，朝向盖构件突出的多个突出部分一体地安装在构造成可旋转地使凸轮轴上凸起的轴承构件上，并且多个定位销安装在（或延伸）上盖构件和相应的突出部分。

7. 发明申请

US20160348543A1 VALVE-TIMING CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE 有权
标题翻译：用于内燃机的阀门控制装置
公开(公告)号：US20160348543A1
公开(公告)日：2016-12-01
申请号：US15117281
申请日：2015-03-10
申请人： Hitachi Automotive Systems, Ltd.
发明人： Atsushi YAMANAKA , Isao DOI , Seiji TSURUTA
IPC分类号： F01L1/344 , F01L1/047 , F16C3/06 , F01L9/04
CPC分类号： F01L1/344 , F01L1/047 , F01L1/352 , F01L9/04 , F01L2001/3521 , F01L2103/00 , F01L2111/00 , F01L2820/032 , F16C3/06
摘要： A valve timing control device for an internal combustion engine includes: a driving rotation member, a driven rotation member, a speed reduction mechanism, a circumferential clearance of the each of the rolling member being formed within an angle range of 0.01° to 0.4° in a circumferential direction from a reference line extending from a rotation axis of the driving rotation member in a radial direction, in a space constituted by the eccentric rotation member, the internal teeth constituting section, and the one of the holding holes.
摘要翻译：用于内燃机的气门正时控制装置包括：驱动旋转构件，从动旋转构件，减速机构，每个滚动构件的周向间隙形成在0.01°至0.4°的角度范围内在由偏心旋转构件，内齿构成部分和保持孔中的一个构成的空间中，从驱动旋转构件的旋转轴沿径向延伸的参考线的圆周方向。

8. 发明申请

US20150008774A1 VALVE-TIMING CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE AND POWER-FEEDING MECHANISM USED IN VALVE-TIMING CONTROL APPARATUS 有权
标题翻译：用于内燃机的阀门控制装置和阀门控制装置中使用的动力输送机构
公开(公告)号：US20150008774A1
公开(公告)日：2015-01-08
申请号：US14288732
申请日：2014-05-28
申请人： HITACHI AUTOMOTIVE SYSTEMS, LTD.
发明人： Atsushi YAMANAKA , Ryo TADOKORO
IPC分类号： H02K11/00 , F01L13/00
CPC分类号： H02K11/0094 , F01L1/352 , F01L2013/103 , F01L2101/00 , F01L2250/02 , F01L2810/02 , F01L2820/032 , H02K5/14 , H02K7/14 , H02K7/145
摘要： A valve-timing control apparatus includes a motor housing formed with an accommodating space; a permanent magnet provided along an inner circumference of the accommodating space of the motor housing; a rotor configured to rotate relative to the permanent magnet; a transmitting mechanism configured to transmit a rotational force of the rotor to a cam shaft; a switching brush mounted on the motor housing and configured to switch an energization of coil; a power-feeding brush provided to one of the motor housing and a fixed member and configured to feed electric power to the switching brush; a slip ring provided to another of the motor housing and the fixed member and being in contact with the power-feeding brush; a pigtail harness connecting the power-feeding brush with a power-feeding terminal; and contact portions bending the pigtail harness at a plurality of spots of the pigtail harness by contact with the pigtail harness.
摘要翻译：阀门定时控制装置包括形成有容纳空间的马达壳体; 永磁体，其沿着所述电动机壳体的容纳空间的内周设置; 配置成相对于永磁体旋转的转子; 传递机构，其构造成将所述转子的旋转力传递到凸轮轴; 安装在所述电动机壳体上并构造成切换线圈通电的开关电刷; 供电刷，其设置在所述电动机壳体中的一个和固定部件上，并配置为向所述开关电刷供电; 设置在电动机壳体和固定部件中的另一个并与供电电刷接触的滑环; 将供电刷与馈电端子连接的猪尾线束; 以及通过与所述猪尾线束接触而在所述猪尾线束的多个点弯曲所述猪尾线束的接触部分。

9. 发明申请

US20140373795A1 VARIABLE VALVE OPERATING APPARATUS FOR INTERNAL COMBUSTION ENGINE 有权
标题翻译：内燃机可变阀操作装置
公开(公告)号：US20140373795A1
公开(公告)日：2014-12-25
申请号：US14293545
申请日：2014-06-02
申请人： HITACHI AUTOMOTIVE SYSTEMS, LTD.
发明人： Atsushi YAMANAKA , Ryo TADOKORO , Hiroyuki NEMOTO , Isao DOI
IPC分类号： F01L1/344
CPC分类号： F01L1/344 , F01L1/352 , F01L2013/103 , F01L2820/032
摘要： A variable valve operating apparatus including an electric motor including a motor housing with a permanent magnet, and a speed reducing mechanism having a casing, the motor housing and the casing of the speed reducing mechanism being coupled to each other by a plurality of bolts, wherein the motor housing includes a convex portion formed in a portion of the motor housing which is opposed to one axial end of the permanent magnet, the convex portion having a threaded hole into which a tip end portion of each bolt is screwed, and a projection formed on an axial end surface of the convex portion in alignment with the threaded hole in an axial direction of the threaded hole, and wherein the axial end surface of the convex portion is located further spaced from the one axial end of the permanent magnet than the projection.
摘要翻译：一种包括电动机的可变气门操作装置，包括具有永磁体的电动机壳体和具有壳体的减速机构，所述减速机构的所述电动机壳体和所述壳体通过多个螺栓彼此联接，其中，马达壳体包括形成在马达壳体的与永磁体的一个轴向端部相对的部分中的凸部，凸部具有螺纹孔，每个螺栓的前端部被螺纹拧入，并且形成有突起在所述螺纹孔的轴向上与所述螺纹孔对准的所述凸部的轴向端面上，并且所述凸部的轴向端面与所述突起的所述永磁体的一个轴向端部进一步间隔开。

10. 发明申请

US20140014052A1 VARIABLE VALVE ACTUATION APPARATUS OF INTERNAL COMBUSTION ENGINE 审中-公开
标题翻译：内燃机可变阀门执行装置
公开(公告)号：US20140014052A1
公开(公告)日：2014-01-16
申请号：US14025558
申请日：2013-09-12
申请人： Hitachi Automotive Systems, Ltd.
发明人： Ryo TADOKORO , Atsushi YAMANAKA
IPC分类号： F01L1/344
CPC分类号： F01L1/344 , F01L2101/00 , F01L2105/00 , Y10T29/49405
摘要： In a variable valve actuation apparatus with a speed reducer between a timing sprocket and a camshaft for changing a phase of the camshaft relative to the sprocket, while reducing normal-rotation/reverse-rotation of an electric motor, the speed reducer includes an eccentric rotation member connected to an output shaft of the motor, an annular member connected to the sprocket, a plurality of rollers installed between an inner toothed portion of the annular member and an outer peripheral surface of the eccentric rotation member, and a cage connected to the camshaft for circumferentially partitioning the respective rollers, while permitting a radial displacement of each roller. Depending on a dimension of a clearance space between the eccentric rotation member and the annular member, a suitable one of a plurality of roller sets, each having a different outside diameter, is selected, and then the selected rollers are installed.
摘要翻译：在减速器在正时链轮和凸轮轴之间具有用于改变凸轮轴相对于链轮的相位的减速器的可变气门致动装置中，在减小电动机的正常旋转/反向旋转的同时，减速器包括偏心旋转连接到电动机的输出轴的构件，连接到链轮的环形构件，安装在环形构件的内齿部分和偏心旋转构件的外周表面之间的多个辊以及连接到凸轮轴的保持架用于周向地分隔相应的辊，同时允许每个辊的径向位移。根据偏心旋转构件和环形构件之间的间隙的尺寸，选择每个具有不同外径的多个辊组中的合适的一个，然后安装所选择的辊。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式