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    • 1. 发明申请
    • HYDRAULIC DEVICE INCLUDING A FACE PLATE
    • 包括面板的液压装置
    • US20130195687A1
    • 2013-08-01
    • US13877938
    • 2011-10-12
    • Peter Augustinus Johannes AchtenTitus Van Den Brink
    • Peter Augustinus Johannes AchtenTitus Van Den Brink
    • F04B1/30
    • F04B1/306F04B1/2078F04B1/2085F04B1/24F04B1/324F04B1/328
    • The invention is related to a hydraulic device comprising a housing including pipe ports, a rotor (14) having rotor chambers (9) which are formed by a cylinder (11) and a piston (12) which rotate about a first axis of rotation (m1) and a second axis of rotation (m2). Both axes of rotation extend within a common plane and intersect each other. A face plate (4) including a face plate centre line which coincides with the second axis of rotation (ml) has two or more face plate ports (3) which are each communicating with a pipe port for communicating the pipe port with the rotor chambers (9). An adjustment device adjusts the mutual positions of the face plate (4) and the common plane. Corresponding to the invention a face plate bearing (30, 32) between the face plate (4) and the housing has at least two axes of rotation which intersect the face plate centre line preferably perpendicularly and upon rotating the face plate (4) the common plane rotates with respect to the housing.
    • 本发明涉及一种液压装置,其包括包括管口的壳体,具有由气缸(11)形成的转子室(9)的转子(14)和围绕第一旋转轴线旋转的活塞(12) m1)和第二旋转轴(m2)。 两个旋转轴在公共平面内延伸并且彼此相交。 包括与第二旋转轴(ml)重合的面板中心线的面板(4)具有两个或多个面板端口(3),每个面板端口(3)与用于将管端口与转子室连通的管口 (9)。 调节装置调节面板(4)和公共平面的相互位置。 对应于本发明,面板(4)和壳体之间的面板轴承(30,32)具有至少两个旋转轴线,其优选地垂直于面板中心线,并且在旋转面板(4)时,共同的 平面相对于壳体旋转。
    • 5. 发明授权
    • Hydraulic switching valve, and a free piston engine provided therewith
    • 液压切换阀以及与其配合的自由活塞式发动机
    • US5983638A
    • 1999-11-16
    • US776035
    • 1997-04-28
    • Peter Augustinus Johannes AchtenTheodorus Gerhardus PotmaMaria Pauline Engel
    • Peter Augustinus Johannes AchtenTheodorus Gerhardus PotmaMaria Pauline Engel
    • F02B71/00F01B11/00F01L25/06F02B71/02F02B71/04
    • F02B71/02F01L25/06F02B71/045
    • An hydraulic switching valve (35) comprises, among other parts, a valve housing (45, 62) with a first connection (33, 36) and a second connection (34, 67) and a valve body (37, 63) which is movable in the valve housing (45). The switching valve (35) is open when the pressure at the first connection (33) is higher than the pressure at the second connection (34) as a result of the fact that the pressure difference caused by the movement of the valve body (37) allows a flow past the valve body (37). The switching valve is closed when the pressure at the first connection (33) is lower than the pressure at the second connection (34) as a result of the fact that the movement of the valve body (37) caused by the pressure difference closes a valve seal (40) which blocks the flow. The switching valve (35) further comprises a lock (39) with switching element (42) for selectively keeping the valve seal (40) closed, and unblocking the valve body (37), respectively.
    • PCT No.PCT / NL95 / 00260 Sec。 371日期1997年04月28日 102(e)日期1997年4月28日PCT提交1995年7月26日PCT公布。 公开号WO96 / 03575 日期1996年2月8日,液压切换阀35包括具有第一连接件33,36和第二连接件34和阀体37的阀壳体45,62。 ,63),其可在阀壳体(45)中移动。 当第一连接部33处的压力高于第二连接部34处的压力时,切换阀35打开,由于阀体37的运动引起的压力差 )允许流过阀体(37)的流动。 当第一连接部33处的压力低于第二连接部34处的压力时,由于压力差引起的阀体37的移动闭合,切换阀闭合 阻塞流体的阀密封件(40)。 切换阀(35)还包括具有开关元件(42)的锁(39),用于选择性地保持阀密封(40)关闭,并且分别解除阀体(37)的阻塞。
    • 6. 发明授权
    • Free-piston engine
    • 自由活塞发动机
    • US5829393A
    • 1998-11-03
    • US765703
    • 1997-05-02
    • Peter Augustinus Johannes AchtenTheodorus Gerhardus Potma
    • Peter Augustinus Johannes AchtenTheodorus Gerhardus Potma
    • F02B71/00F01B11/00F01B11/02F02B71/04
    • F02B71/045F01B11/02
    • A free-piston engine comprises a combustion part (1), a hydraulic control system (2), an energy consumption system and an engine control system. The combustion part comprises a combustion cylinder with at least one combustion piston (4). The hydraulic control system (2) comprises a hydraulic piston (24) which, together with a combustion piston (4), forms a piston assembly, and which has a first surface that, when under hydraulic pressure, exerts a force on the piston assembly (24) that is directed towards the combustion space (6) and a second surface, smaller than the first surface, that, when under hydraulic pressure, exerts a force on the piston assembly that is directed away from the combustion space. The hydraulic control system (2) further comprises a hydraulic cylinder (23) into which the hydraulic piston (9) sealingly fits, at least in the first position, a starting valve provided in a connecting channel between a first chamber, which is defined by the first surface and the hydraulic cylinder in the first position of the piston assembly, and a second chamber, which is defined by the second surface of the hydraulic piston (9) and the hydraulic cylinder (23), and a channel through which oil can flow from the pressure accumulator (14) to the second chamber, in which the first chamber can only be provided with oil in the first position via the starting valve. A return valve (19) is provided in the channel between the second chamber and the pressure accumulator (14).
    • PCT No.PCT / NL95 / 00254 Sec。 371日期:1997年5月2日 102(e)日期1997年5月2日PCT提交1995年7月19日PCT公布。 公开号WO96 / 03576 日期1996年2月8日自由活塞发动机包括燃烧部分(1),液压控制系统(2),能量消耗系统和发动机控制系统。 燃烧部分包括具有至少一个燃烧活塞(4)的燃烧筒。 液压控制系统(2)包括液压活塞(24),其与燃烧活塞(4)一起形成活塞组件,并且具有第一表面,当第一表面在液压下对活塞组件施加力 (24),其指向所述燃烧空间(6)和小于所述第一表面的第二表面,当在液压下时,所述活塞组件上的力远离所述燃烧空间。 液压控制系统(2)还包括液压缸(23),液压活塞(9)至少在第一位置密封地配合在起动阀中,起动阀设置在第一室之间的连接通道中,第一室由 所述第一表面和所述液压缸处于所述活塞组件的第一位置,以及由所述液压活塞(9)和所述液压缸(23)的第二表面限定的第二室,以及油可以通过所述通道 从压力蓄能器(14)流向第二室,其中第一室仅能够经由起动阀在第一位置处被供给油。 在第二室和蓄压器(14)之间的通道中设置有回流阀(19)。