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    • 41. 发明申请
    • INTAKE SYSTEM FOR A BARREL INTERNAL COMBUSTION ENGINE
    • 用于内燃机的燃油系统
    • US20090277413A1
    • 2009-11-12
    • US12264717
    • 2008-11-04
    • Randall R. Gaiser
    • Randall R. Gaiser
    • F02M35/104
    • F02B29/0418F01B3/0002F02B33/22F02B75/26F02D2009/0279F02M35/10157F02M35/104Y02T10/144Y02T10/146
    • An intake system is provided for a barrel internal combustion engine. The intake system includes a main air inlet, an intake plenum for a plurality of combustion cylinders, a first throttle, a second throttle and a control unit. The first throttle is operative to control a flow of air from the main air inlet, through a charging unit, and to the intake plenum. The second throttle is operative to control a flow of air from the air inlet to the intake plenum. The control unit controls the operation of the first and second throttles in supercharged or normally aspirated modes, where the first throttle operates as a main throttle and the second throttle is closed in the supercharged mode, and where the first throttle is closed and the second throttle operates as the main throttle in the naturally aspirated mode.
    • 为桶式内燃机提供进气系统。 进气系统包括主空气入口,用于多个燃烧缸的进气室,第一节气门,第二节气门和控制单元。 第一节气门可操作以控制来自主空气入口的空气流,通过充电单元和进气通道。 第二节流阀可用于控制从空气入口到进气室的空气流。 所述控制单元控制所述第一和第二节流器的增压或者正常吸气模式的操作,其中所述第一节气门作为主节气门操作,并且所述第二节气门在所述增压模式下关闭,并且所述第一节气门关闭并且所述第二节气门 在自然吸气模式下作为主油门。
    • 45. 发明授权
    • Piston assembly
    • 活塞总成
    • US07007589B1
    • 2006-03-07
    • US09535133
    • 2000-03-24
    • Robert A. Sanderson
    • Robert A. Sanderson
    • F01B3/02
    • F04B1/146F01B3/0002F01B3/0005F01B3/0023F01B3/102F02B75/04F02B75/26F02B2075/025F04B1/22F04B1/295F04B1/324F04B27/1072F16F15/261F16F15/264F16F15/28F16H23/06F16H23/08Y10T74/1692
    • A hydraulic pump includes a housing, at least two pistons mounted to the housing to rotate relative to the housing, and a transition arm coupled to each of the pistons to rotate therewith. The transition arm is set at a predetermined angle relative to a longitudinal axis of the pump. An adjustment mechanism sets the transition arm at the predetermined angle. A cylinder is mounted within the housing to rotate relative to the housing and defines pump cavities for receiving the pistons. A face valve defines inlet and outlet channels in fluid communication with the pump cavities. An apparatus for varying the output volume of a piston assembly includes at least two pistons, a transition arm coupled to each of the at least two pistons, and a rotatable member. The transition arm includes a nose pin, and the rotatable member is coupled to the transition arm nose pin. A radial position of the nose pin relative to an axis of rotation of the rotatable member is adjustable while the rotatable member remains axially stationary.
    • 液压泵包括壳体,至少两个安装到壳体上以相对于壳体旋转的活塞,以及联接到每个活塞以与其一起旋转的过渡臂。 过渡臂相对于泵的纵向轴线设定为预定的角度。 调整机构将过渡臂设定为规定的角度。 气缸安装在壳体内以相对于壳体旋转并且限定用于接收活塞的泵腔。 面阀定义与泵腔流体连通的入口和出口通道。 用于改变活塞组件的输出体积的装置包括至少两个活塞,联接到所述至少两个活塞中的每一个的过渡臂和可旋转构件。 过渡臂包括鼻针,并且可旋转构件联接到过渡臂鼻销。 鼻销相对于可旋转构件的旋转轴线的径向位置是可调节的,同时可旋转构件保持轴向静止。
    • 48. 发明授权
    • Two-cycle, air-cooled uniflow gasoline engine for powering a portable
tool
    • 双循环,风冷的uniflow汽油发动机为便携式工具供电
    • US5383427A
    • 1995-01-24
    • US94604
    • 1993-07-19
    • Lloyd H. TuggleImack L. CollinsJeffrey G. Sadler
    • Lloyd H. TuggleImack L. CollinsJeffrey G. Sadler
    • F02B1/04F02B3/06F02B25/12F02B63/02F02B75/02F02B75/06F02F1/10
    • F01B3/0002F02B25/12F02B63/02F02B75/065F02B75/26F02F1/108F02B1/04F02B2075/025F02B3/06
    • A flexible line trimmer is powered by a two-stroke internal combustion engine. The engine is scavenged in a uniflow fashion and has a scavenging cylinder and an exhaust cylinder connected by a common combustion chamber. Each cylinder has a piston turning one of two cantilevered crankshafts that are geared through adjacent counterweights having integrally formed teeth. The crankshafts extend in opposite directions for self-balancing. One crankshaft is coupled to a flywheel fan and other coupled to a starter. A fuel and air mixture is transferred to a common crankcase for the crankshafts through an intake port located on the exhaust cylinder. The piston of the scavenge cylinder is retarded with respect to the exhaust cylinder. An exhaust window opens prior to a scavenge window. The scavenge window closes after the exhaust window. The exhaust window is shortened to improve crankcase compression. The cylinders are joined in a siamese fashion, fabricated from a single piece, and skewed toward each other. A carburetor and muffler are mounted on substantially opposite sides of the exhaust cylinder.
    • 柔性线切割机由二冲程内燃机提供动力。 发动机以单向清扫,并具有通过共用燃烧室连接的扫气缸和排气缸。 每个气缸具有转动两个悬臂曲轴之一的活塞,其通过具有整体形成的齿的相邻配重齿轮进行齿轮传动。 曲轴在相反的方向上延伸以进行自平衡。 一个曲轴联接到飞轮风扇,另一个连接到起动器。 燃料和空气混合物通过位于排气缸上的进气口传递到用于曲轴的共同曲轴箱。 扫气筒的活塞相对于排气筒延迟。 排气窗在清扫窗之前打开。 排气窗后的扫气窗关闭。 排气窗口缩短以改善曲轴箱的压缩。 气缸以暹罗的方式连接,由单件制成,并朝向彼此倾斜。 化油器和消音器安装在排气缸的基本相对的两侧。
    • 50. 发明授权
    • Hydraulic motor
    • 液压马达
    • US4223593A
    • 1980-09-23
    • US11830
    • 1979-02-13
    • Hitoshi Kitayama
    • Hitoshi Kitayama
    • F01B3/00F03C1/06F03C1/26F03C1/28F03C1/30F03C1/36F03C1/40F04B1/14F01B3/10
    • F01B3/0002F03C1/061F03C1/0636F03C1/0678
    • Disclosed is a hydraulic motor with a nutating member. The nutating member mounted for nutation on a spherical surface bearing which in turn is mounted on a casing, has first and second bevel gears on respective end faces thereof, the first bevel gear on one end face being in mesh with a bevel gear rigidly mounted on the casing while the second bevel gear on the other end face being in mesh with a bevel gear carried rigidly by a shaft. A swash plate mounted on the casing for coaxial rotation with the shaft has an inclined end face against which said one end face of the nutating member is made to contact and being pressed thereagainst under the forces of pistons so that the swash plate with the inclined end face is caused to rotate, whereby the nutating member is made to nutate. Such nutation of the nutating member due to extension and retraction of the pistons under hydraulic pressure in a predetermined sequence results in the rotation of the shaft or the casing with respect to each other.
    • 公开了具有章动构件的液压马达。 用于章动装置的章动构件安装在球面表面轴承上,该球面表面轴承又安装在壳体上,在其相应的端面上具有第一和第二锥齿轮,一个端面上的第一锥齿轮与刚性地安装在 壳体,而另一端面上的第二锥齿轮与由轴刚性地承载的锥齿轮啮合。 安装在壳体上用于与轴同轴旋转的旋转斜盘具有倾斜的端面,所述章动构件的所述一个端面在活塞的力作用下接触并被压在该倾斜端面上,使得具有倾斜端的斜盘 使面部旋转,由此使章动构件形成章动。 由于活塞在液压下以预定顺序的伸缩而引起的章动构件的这种章动导致轴或壳体相对于彼此旋转。