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    • 1. 发明授权
    • Hydrostatic continuously variable transmission
    • 静液压无级变速器
    • US07941998B2
    • 2011-05-17
    • US12057215
    • 2008-03-27
    • Kenichi NakanoYoshihiro Yoshida
    • Kenichi NakanoYoshihiro Yoshida
    • F16H39/14F16H47/00
    • F16H39/14
    • A hydrostatic continuously variable transmission includes a swash plate type plunger hydraulic pump and a swash plate type plunger hydraulic motor connected via a hydraulic closed circuit, an inclined angle of a swash plate of the hydraulic motor is variably controlled for continuous shift control. A lock-up mechanism closes the hydraulic closed circuit to make lockup executed when the quantity of oil that flows from the hydraulic pump into the hydraulic motor decreases according to variable control over the inclined angle of the swash plate. The input rotation of the hydraulic pump and the output rotation of the hydraulic motor are substantially synchronous. The lock-up mechanism is operated when lockup control oil pressure is applied and closes the hydraulic closed circuit. A lockup control oil passage that supplies the lockup control oil pressure is provided with an opening opened and closed according to the inclination of the swash plate.
    • 液压无级变速器包括斜盘式柱塞液压泵和通过液压闭合回路连接的斜盘式柱塞液压马达,可变地控制液压马达的斜盘的倾斜角度,用于连续换档控制。 当从液压泵流入液压马达的油量根据对斜盘倾斜角度的可变控制而减小时,锁定机构关闭液压闭合回路以进行锁定。 液压泵的输入旋转和液压马达的输出旋转基本上是同步的。 当锁定控制油压被施加时闭锁机构运行,关闭液压闭合回路。 提供锁止控制油压的锁定控制油路设置有根据斜盘的倾斜而打开和关闭的开口。
    • 2. 发明申请
    • HYDROSTATIC CONTINUOUSLY VARIABLE TRANSMISSION
    • 静态连续可变传输
    • US20080236155A1
    • 2008-10-02
    • US12057215
    • 2008-03-27
    • Kenichi NakanoYoshihiro Yoshida
    • Kenichi NakanoYoshihiro Yoshida
    • F16D39/00F16D31/00
    • F16H39/14
    • A hydrostatic continuously variable transmission includes a swash plate type plunger hydraulic pump and a swash plate type plunger hydraulic motor connected via a hydraulic closed circuit, an inclined angle of a swash plate of the hydraulic motor is variably controlled for continuous shift control. A lock-up mechanism closes the hydraulic closed circuit to make lockup executed when the quantity of oil that flows from the hydraulic pump into the hydraulic motor decreases according to variable control over the inclined angle of the swash plate. The input rotation of the hydraulic pump and the output rotation of the hydraulic motor are substantially synchronous. The lock-up mechanism is operated when lockup control oil pressure is applied and closes the hydraulic closed circuit. A lockup control oil passage that supplies the lockup control oil pressure is provided with an opening opened and closed according to the inclination of the swash plate
    • 液压无级变速器包括斜盘式柱塞液压泵和通过液压闭合回路连接的斜盘式柱塞液压马达,可变地控制液压马达的斜盘的倾斜角度,用于连续换档控制。 当从液压泵流入液压马达的油量根据对斜盘倾斜角度的可变控制而减小时,锁定机构关闭液压闭合回路以进行锁定。 液压泵的输入旋转和液压马达的输出旋转基本上是同步的。 当锁定控制油压被施加时闭锁机构运行,关闭液压闭合回路。 提供锁定控制油压的锁定控制油路设置有根据斜盘倾斜的开闭的开口
    • 3. 发明申请
    • HYDROSTATIC CONTINUOUSLY VARIABLE TRANSMISSION
    • 静态连续可变传输
    • US20080242497A1
    • 2008-10-02
    • US12058411
    • 2008-03-28
    • Kenichi NakanoYoshihiro Yoshida
    • Kenichi NakanoYoshihiro Yoshida
    • F16H61/66
    • F16H61/425F16H61/4043
    • A hydrostatic continuously variable transmission is configured by connecting a swash plate type plunger hydraulic pump P and a swash plate type plunger hydraulic motor via a hydraulic closed circuit. A continuous shift control is executed by variably controlling an inclined angle of the swash plate of the hydraulic motor. A valve spool movably arranged in a spool hole axially extends in a shaft that supports the hydraulic pump and the hydraulic motor and is configured by coupling a first spool member provided with a guide land fitted in a guide member and a second spool member provided with a central land and a left land and provided with a valve that connects and cuts off a clutch oil passage on the high pressure side and a clutch oil passage on the low pressure side according to axial movement by a coupling pin.
    • 液压无级变速器通过液压闭合回路连接旋转斜盘式柱塞液压泵P和斜盘式柱塞液压马达来构成。 通过可变地控制液压马达的斜盘的倾斜角度来执行连续变速控制。 可滑动地布置在卷轴孔中的阀芯在支撑液压泵和液压马达的轴中轴向延伸并且通过联接设置有引导构件的第一卷轴构件和第二卷轴构件来构造,第一卷轴构件设置有引导构件 中央区域和左侧地面,并且具有连接并切断高压侧的离合器油路的阀和根据通过联接销的轴向运动的低压侧的离合器油路。
    • 4. 发明申请
    • SHAFT MEMBER COUPLING STRUCTURE
    • 轴组件耦合结​​构
    • US20080242431A1
    • 2008-10-02
    • US12057224
    • 2008-03-27
    • Kenichi NAKANOYoshihiro Yoshida
    • Kenichi NAKANOYoshihiro Yoshida
    • F16D3/50
    • F16H39/14Y10T403/7088
    • A shaft member coupling structure includes first and second spool members rockably coupled in a condition wherein the spool members coaxially extend with a coupling part in the center, a fitting concave portion axially extends and is formed at the end of the first spool member and a fitting convex portion axially extends and can be fitted into the fitting concave portion and is formed at the end of the second spool member. A coupling pin is inserted into first and second coupling holes. Further, an annular holding groove concave in a circumferential direction is formed in a part in which the coupling hole is formed on the periphery of the first spool member, both ends of the coupling pin inserted into the coupling holes are covered with a ring fitted into the holding groove. Thus, the coupling pin is prevented from falling away.
    • 轴构件联接结构包括第一和第二卷轴构件,其在卷轴构件与中心的联接部分同轴延伸的状态下可摆动地联接,嵌合凹部轴向延伸并且形成在第一卷轴构件的端部处,并且配件 凸部轴向延伸并且可以装配到装配凹部中并形成在第二卷轴构件的端部。 联接销插入第一和第二联接孔。 此外,在圆周方向上凹入的环状保持槽形成在第一卷筒构件的周缘上形成有连接孔的部分中,插入到连接孔中的连接销的两端被安装成 保持槽。 因此,防止联接销脱落。
    • 5. 发明授权
    • Shaft member coupling structure
    • 轴构件联轴器结构
    • US08021073B2
    • 2011-09-20
    • US12057224
    • 2008-03-27
    • Kenichi NakanoYoshihiro Yoshida
    • Kenichi NakanoYoshihiro Yoshida
    • F16B7/10
    • F16H39/14Y10T403/7088
    • A shaft member coupling structure includes first and second spool members lockably coupled in a condition wherein the spool members coaxially extend with a coupling part in the center, a fitting concave portion axially extends and is formed at the end of the first spool member and a fitting convex portion axially extends and can be fitted into the fitting concave portion and is formed at the end of the second spool member. A coupling pin is inserted into first and second coupling holes. Further, an annular holding groove concave in a circumferential direction is formed in a part in which the coupling hole is formed on the periphery of the first spool member, both ends of the coupling pin inserted into the coupling holes are covered with a ring fitted into the holding groove. Thus, the coupling pin is prevented from falling away.
    • 轴构件联接结构包括第一和第二卷筒构件,该第一和第二卷筒构件在其中卷轴构件与中心的联接部分同轴延伸的状态下可锁定地联接,嵌合凹部轴向延伸并形成在第一卷轴构件的端部处, 凸部轴向延伸并且可以装配到装配凹部中并形成在第二卷轴构件的端部。 联接销插入第一和第二联接孔。 此外,在圆周方向上凹入的环状保持槽形成在第一卷筒构件的周缘上形成有连接孔的部分中,插入到连接孔中的连接销的两端被安装成 保持槽。 因此,防止联接销脱落。
    • 6. 发明授权
    • Hydrostatic continuously variable transmission
    • 静液压无级变速器
    • US07913492B2
    • 2011-03-29
    • US12058411
    • 2008-03-28
    • Kenichi NakanoYoshihiro Yoshida
    • Kenichi NakanoYoshihiro Yoshida
    • F16D39/00
    • F16H61/425F16H61/4043
    • A hydrostatic continuously variable transmission is configured by connecting a swash plate type plunger hydraulic pump P and a swash plate type plunger hydraulic motor via a hydraulic closed circuit. A continuous shift control is executed by variably controlling an inclined angle of the swash plate of the hydraulic motor. A valve spool movably arranged in a spool hole axially extends in a shaft that supports the hydraulic pump and the hydraulic motor and is configured by coupling a first spool member provided with a guide land fitted in a guide member and a second spool member provided with a central land and a left land and provided with a valve that connects and cuts off a clutch oil passage on the high pressure side and a clutch oil passage on the low pressure side according to axial movement by a coupling pin.
    • 液压无级变速器通过液压闭合回路连接旋转斜盘式柱塞液压泵P和斜盘式柱塞液压马达来构成。 通过可变地控制液压马达的斜盘的倾斜角度来执行连续变速控制。 可滑动地布置在卷轴孔中的阀芯在支撑液压泵和液压马达的轴中轴向延伸并且通过联接设置有引导构件的第一卷轴构件和第二卷轴构件来构造,第一卷轴构件设置有引导构件 中央区域和左侧地面,并且具有连接并切断高压侧的离合器油路的阀和根据通过联接销的轴向运动的低压侧的离合器油路。
    • 7. 发明授权
    • Ultrathin cross-roller bearing
    • 超薄交叉滚子轴承
    • US08408803B2
    • 2013-04-02
    • US12470748
    • 2009-05-22
    • Kazumasa KunimotoYoshihiro Yoshida
    • Kazumasa KunimotoYoshihiro Yoshida
    • F16C19/50F16C19/40
    • F16C33/37F16C19/362F16C33/34F16C33/58F16C2240/46F16C2240/60F16C2240/70
    • An ultrathin cross-roller bearing composed of outer and inner rings, more than one roller rolling through between the outer and inner rings, and a separator interposed between any two adjoining rollers. With the ultrathin cross-roller bearing constructed as stated earlier, the separator lying between the adjoining rollers is in the form of right cylinder better for keeping constantly the roller in proper posture, getting the bearing itself downsized and lightweight as small as possible, and further making sure of positive lubrication. The outer and inner rings are each made into one-piece construction. The inner ring has an inside diameter in a range of from 20 mm to 50 mm. The roller used in the ultrathin cross-roller bearing has a diameter of 2 mm to render a transverse section given by a product of a radial height and a bearing width in transverse section small or ultrathin in thickness.
    • 由外圈和内圈构成的超薄交叉滚子轴承,多个滚子在外圈和内圈之间滚动,以及夹在任意两个邻接辊之间的隔板。 对于如上所述构造的超薄交叉滚子轴承,位于相邻辊之间的分离器以右圆柱体的形式可以更好地保持辊子处于适当的姿势,使轴承本身的尺寸尽可能小并且重量轻,并且进一步 确保积极的润滑。 外环和内圈各自制成一体式结构。 内圈的内径在20mm至50mm的范围内。 在超薄交叉滚子轴承中使用的滚子的直径为2mm,使横向部分由径向高度和轴承宽度的产品给出,横向部分厚度较小或超薄。
    • 8. 发明授权
    • 2-methyl-3-(3,4-methylenedioxyphenyl)propanal, and method for production thereof
    • 2-甲基-3-(3,4-亚甲二氧基苯基)丙醛及其制备方法
    • US08168809B2
    • 2012-05-01
    • US12526697
    • 2008-02-14
    • Takashi DoiYoshihiro YoshidaEiji SajikiSatoru Fujitsu
    • Takashi DoiYoshihiro YoshidaEiji SajikiSatoru Fujitsu
    • C07D317/54
    • C07D317/54
    • Disclosed are: (1) a method for producing 2-methyl-3-(3,4-methylenedioxyphenyl)propanal, which comprises the step of providing a reaction mixture containing 1-acetoxy-2-methyl-3-(3,4-methylenedioxyphenyl)-1-propene by a process for reacting 1,2-methylenedioxybenzene with 2-methyl-3,3-diacetoxypropene or a process for reacting 1,2-methylenedioxybenzene, methacrolein and acetic anhydride with one another; subjecting the reaction mixture to hydrolysis or transesterification with an alcohol to provide a reaction mixture containing 2-methyl-3-(3,4-methylenedioxyphenyl)propanal; and purifying by distilling the reaction mixture, wherein a high boiling point compound contained in the reaction mixture is removed by a specific procedure; and (2) 2-methyl-3-(3,4-methylenedioxyphenyl)-propanal produced by the method, which has an acetic acid content of a less than 40 ppm, is useful as a perfume, and has a high purity.
    • 公开的是:(1)2-甲基-3-(3,4-亚甲二氧基苯基)丙醛的制备方法,其包括提供含有1-乙酰氧基-2-甲基-3-(3,4-二甲氧基苯基) 亚甲二氧基苯基)-1-丙烯,通过使1,2-亚甲二氧基苯与2-甲基-3,3-二乙酰氧基丙酮反应的方法或使1,2-亚甲二氧基苯,甲基丙烯醛和乙酸酐彼此反应的方法; 使反应混合物用醇进行水解或酯交换,得到含有2-甲基-3-(3,4-亚甲二氧基苯基)丙醛的反应混合物; 并通过蒸馏反应混合物进行纯化,其中通过特定方法除去反应混合物中所含的高沸点化合物; 和(2)通过乙酸含量小于40ppm的方法生产的2-甲基-3-(3,4-亚甲二氧基苯基) - 丙醛可用作香料,并且具有高纯度。
    • 10. 发明申请
    • Clutch mechanism of hydrostatic continuously variable transmission
    • 静液压无级变速器离合器机构
    • US20070035792A1
    • 2007-02-15
    • US11349272
    • 2006-02-08
    • Toshimasa MitsuboriYoshihiro Yoshida
    • Toshimasa MitsuboriYoshihiro Yoshida
    • G02B5/32
    • F16H61/465F16H39/14F16H61/40F16H61/4043
    • A clutch mechanism for a hydrostatic continuously variable transmission in which a high pressure oil path and a low pressure oil path are shortened to change-over a transmittance of power. A spring sheet is provided of which manufacturing and assembling are simple and the number of component parts is reduced. This clutch mechanism for a hydrostatic continuously variable transmission includes a cam plate member arranged at the end part of the transmission shaft, a roller engaged with the cam plate member and moved in a diametrical outward direction with a centrifugal force, a roller bearing member slid axially through an outward motion of the roller, a spring sheet member for biasing the roller bearing member toward the roller, and a spring sheet member for supporting the spring member. The spring sheet member is held by said cam plate member and said casing and is supported.
    • 一种用于静压无级变速器的离合器机构,其中高压油路和低压油路被缩短以转换功率的透射率。 提供了一种弹簧片,其制造和组装简单,并且减少了部件的数量。 用于静液压无级变速器的离合器机构包括布置在传动轴的端部的凸轮板构件,与凸轮板构件接合并且以离心力沿直径向外方向移动的滚子,滚子轴承构件沿轴向滑动 通过辊的向外运动,用于将滚子轴承构件朝向辊偏压的弹簧片构件和用于支撑弹簧构件的弹簧片构件。 弹簧片构件由所述凸轮板构件和所述壳体保持并被支撑。