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    • 1. 发明授权
    • Combustion engine for solid block fuel
    • 用于固体燃料的燃烧发动机
    • US4876850A
    • 1989-10-31
    • US107460
    • 1987-08-19
    • Karl Eickmann
    • Karl Eickmann
    • F01B1/06F01B3/00F01B29/04F01L7/02F01L33/02F01L33/04F02B1/04F02B3/06F02B41/06F02B45/02F02F3/28F02G3/02F04B53/10
    • F02G3/02F01B1/0603F01B1/062F01B1/0668F01B29/04F01B3/0076F01L33/02F01L33/04F01L7/02F02B41/06F02B45/02F02F3/28F04B53/1022F04B53/103F04B53/109F02B1/04F02B3/06Y02T10/34
    • A combustion engine has a compressor, an expander and a combustion chamber for burning fuel in hot air. The fuel is preferred to be a prepared block of powdered, cleaned and compressed coal. The fuel blocks may consist of cleaned powder of coal which is after cleaning pressed to conveniently sized blocks of high density. The coal fuel blocks will then have a density much higher than the density of coal powder, whereby a high amount of heat value in the coal fuel blocks can be provided for use in a convenient fuel container. A transportation means is provided to transport the respective fuel block to a cutter or powderization device for re-transformation of the solid fuel blocks into fast burning small powder-like particles. The so repowdered coal fuel burns in the combustion chamber whereby the expander is driven, which drives the compressor and supplies the power out of the engine. One of the major features of the engine is, that the available coal requires only little preparation to be burned in the engine and the high-cost liquidification of coal into gasoline-like fuel can be spared. To prevent incomplete combustion which would occur if prefect mixing of fuel with air would not be secured, means are provided to supply respective amounts of fuel at respective times to respective local places of respective amounts of hot air.
    • 内燃机具有用于在热空气中燃烧燃料的压缩机,膨胀机和燃烧室。 燃料优选为制备的粉末,清洁和压缩煤块。 燃料块可以由洁净的煤粉组成,其在清洁之后被压制成方便尺寸的高密度块。 煤燃料块的密度将比煤粉密度高得多,因此煤燃料块中的大量热值可用于便利的燃料容器。 提供了一种输送装置,用于将各个燃料块运送到切割器或粉末化装置,以将固体燃料块重新转变成快速燃烧的小粉末状颗粒。 这样被重新燃烧的煤燃料在燃烧室中燃烧,由此驱动膨胀器,驱动压缩机并将动力供给发动机。 发动机的主要特征之一是可利用的煤只需要在发动机中几乎没有燃烧的准备,并且可以省略将高成本的煤转化成类似汽油的燃料。 为了防止在不能确保燃料与空气的完全混合的情况下发生的不完全燃烧,可以提供各自的时间将相应数量的燃料供应到相应数量的热空气的相应局部位置的装置。
    • 7. 发明授权
    • Piston engine
    • 活塞发动机
    • US06926248B2
    • 2005-08-09
    • US10221100
    • 2001-02-15
    • Gerhard Lehofer
    • Gerhard Lehofer
    • F01B3/00F01B3/04F01L7/06F01L33/04F02B67/00F02B75/26F16H21/44F16J1/12F16J15/16F16K25/00
    • F01B3/045F01B3/0005F02B75/26
    • A reciprocating engine having a housing, having at least two cylinders with inlet orifices and outlet orifices which are to be opened and are closable by means of controllable valves, in each of which cylinders a piston can be linearly reciprocated, and having at least one shaft rotatingly mounted in the housing, comprises a gear device by means of which the linear reciprocation of the pistons is convertible into a rotary motion of the shaft, or the rotary motion of the shaft is convertible into a linear reciprocation of the pistons. The gear device comprises a rocking lever which is pivotable about a centrally disposed swivel axis which is mounted in the housing, and on which rocking lever a rotatable roller is disposed at each of the two end areas, the axes of rotation of which rollers are each perpendicular to the swivel axis, which rollers roll on a track fixed to the shaft which is so disposed that it runs between the two rollers, and which track is provided with elevations and depressions which are so attuned to one another that the rollers disposed opposite one another on the rocking lever are in contact with the track, and that further one link rod is hinged to each of the two end areas of the rocking lever, which link rod is connected to the respective piston.
    • 具有壳体的往复式发动机具有至少两个具有入口孔和出口孔的气缸,所述入口孔和出口孔将被打开并且可通过可控阀门关闭,每个气缸中的活塞可以被直线运动,并且具有至少一个轴 旋转地安装在壳体中,包括齿轮装置,通过该齿轮装置,活塞的线性往复运动可转换成轴的旋转运动,或者轴的旋转运动可转换成活塞的线性往复运动。 齿轮装置包括摆动杆,该摆动杆围绕安装在壳体中的中心设置的旋转轴线枢转,并且摆动杆在两个端部区域中的每一个处设置有可转动的滚子,每个滚子的旋转轴线各自 垂直于旋转轴线,哪个辊子在固定到轴上的轨道上滚动,该轨道被设置成使其在两个辊子之间延伸,并且哪个轨道设置有彼此相适应的凸起和凹陷,使得相对设置的辊 摇摆杆上的另一个与轨道接触,并且另一个连杆被铰接到摇杆的两个端部区域中的每一个上,该连杆连接到相应的活塞。
    • 8. 发明授权
    • Control valve for pile driver and method
    • 打桩机控制阀及方法
    • US4630524A
    • 1986-12-23
    • US639701
    • 1984-08-13
    • E. Don Jackson
    • E. Don Jackson
    • F01L27/02F01L31/18F01L33/04F01L31/00
    • F01L27/02F01L31/18F01L33/04
    • A power driver and method of pile driving. The invention encompasses a pile driver having a ram, cylinder and piston arrangement mounted in a framework, such arrangement being typical of those power drivers of the prior art. A compressible fluid, such as air or steam, enters into the cylinder through an intake port and leaves through an exhaust port. Both ports are controlled by a common valve. Expansion of the steam within the cylinder acts against the piston causing the piston rod to rise thus raising the ram and an associated slide bar. As the slide bar rises, it triggers the valve to move into a position effecting closure of both intake and exhaust ports. Further rising of the piston effects movement of the valve into a position wherein the intake port remains closed and the exhaust port is opened, thus exhausting the excess steam. Movement of the valve by elevation of the slide bar at each stage of movement is effected through triggering of cam followers or trips by cams on the slide bar. At the end of the power stroke, the valve is returned to the first position which opens the intake port and closes the exhaust port and the steps are repeated. Thus, during a significant portion of the total distance of travel of the piston, fluid is neither entering nor leaving the cylinder but is expanding and performing work on the piston, thereby providing an energy savings in operation of the driver of ten to fifty percent over devices of the prior art.
    • 动力驱动器和打桩方法。 本发明包括具有安装在框架中的冲头,气缸和活塞装置的打桩机,这种布置是现有技术的这些动力驱动器的典型。 诸如空气或蒸汽的可压缩流体通过进气口进入气缸并离开排气口。 两个端口均由普通阀门控制。 气缸内的蒸汽的膨胀作用在活塞上,导致活塞杆升高,从而升高压头和相关的滑动杆。 当滑杆升高时,它触发阀门移动到进入和排出端口的闭合位置。 活塞的进一步上升影响阀进入其中进气口保持关闭并且排气口打开的位置的运动,从而排出多余的蒸汽。 通过在每个运动阶段通过滑杆升高来实现阀门的移动,通过滑动杆上的凸轮触发凸轮从动件或跳闸来实现。 在动力行程结束时,阀返回到打开进气口的第一位置并关闭排气口,并重复该步骤。 因此,在活塞的总行程距离的很大一部分内,流体既不进入也不离开气缸,而是在活塞上膨胀并执行工作,从而在驾驶员的操作中提供十到百分之五十的能量节省 现有技术的装置。
    • 10. 发明授权
    • Mechanism for driving reciprocating tool
    • 用于驱动回收工具的机制
    • US3835592A
    • 1974-09-17
    • US24361072
    • 1972-04-13
    • SHAPIRO L
    • SUMIDA K
    • B23D51/18B24B23/04F01L21/02F01L33/04
    • B24B23/043B23D51/18F01L21/02F01L33/04
    • A reciprocating, air-driven mechanism comprising, in one embodiment, a center-seeking piston connected to an oscillatably pivoted linkage which drives a material working tool. Air is delivered to the opposite ends of the piston at different stages of its reciprocation through the use of peripheral grooves on the piston and selected passages in the surrounding cylinder. An operator-actuated valve includes passages through which air may initially be delivered to one end of the piston so as to move it off center when operation of the tool is initiated. In a second embodiment, the air may be delivered to the piston by means of a single valve which is actuated by a piston-driven system to alternately communicate each piston-end with incoming and exhaust air passages. In either embodiment, as the piston is reciprocated, air exhausted from the non-driving end of the piston flows between a bearing plate and a shoe bar to create an air bearing and to pressurize the interior of the tool to prevent contamination thereof by particles of the material upon which the tool is working.
    • 一种往复式的空气驱动机构,在一个实施例中,包括一个连接到可驱动物料作业工具的可摆动的枢转连杆的中心寻求活塞。 通过使用活塞上的周边槽和周围气缸中的选定通道,空气在其往复运动的不同阶段被输送到活塞的相对端。 操作者致动阀包括通道,空气最初可以被输送到活塞的一端,以便在启动工具的操作时将其移离中心。 在第二实施例中,空气可以通过由活塞驱动系统致动的单个阀输送到活塞,以使每个活塞端与进入和排出的空气通道交替地连通。 在任一实施例中,当活塞往复运动时,从活塞的非驱动端排出的空气在支承板和鞋条之间流动,以产生空气轴承并对工具的内部加压以防止其被颗粒污染 工具正在工作的材料。