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    • 71. 发明公开
    • A RECIPROCATING MACHINE
    • 往复机
    • EP0793767A1
    • 1997-09-10
    • EP95937236.0
    • 1995-11-14
    • Quintessential Concepts Limited
    • HAIR, Kelvin, John
    • F02B75F01B9F16H21
    • F01B9/02F02B75/065
    • A reciprocating machine includes a cyclical kinematic chain in which power is transferred between translational and rotational motion. The kinematic chain includes a piston (2) reciprocating in a cylinder (1), connected by two connecting rods (9, 10) to dual counter rotating crankshafts (7, 8). The crankshafts (7, 8) are displaced symmetrically from the axis of movement of the piston (2), and the crank pins (15, 16) of the crankshafts (7, 8) to which the connecting rods (9, 10) are connected are symmetrically aligned about the axis of movement of the piston (2). The connecting rod small ends (13, 14) abut at their connection to the piston (2). The distance between the axis of the dual crankshafts, the length of the connecting rods, the positioning of the connecting rods connections to the piston, and the diameter of rotation of the crank pins about the crankshaft axes are such that in motion the ratio of the length of each stroke of the piston to the diameter of rotation of the crank pins about the crankshaft axes is at least 1.1 to 1.
    • 73. 发明公开
    • CROSSHEAD ENGINE
    • 十字头发动机
    • EP3296597A1
    • 2018-03-21
    • EP16792725.0
    • 2016-05-11
    • IHI Corporation
    • YAMADA TakeshiUMEMOTO Yoshiyuki
    • F16J1/16F02B75/04F02B75/32
    • F02B75/045F01B9/02F02B25/02F02B75/32F02B2075/025F02D15/04F16C5/00F16J1/16
    • A crosshead of this crosshead engine includes a crosshead bearing provided at the second end of the connecting rod, a crosshead pin (114a) pivotally supported by the crosshead bearing, a hydraulic chamber (a first hydraulic chamber (168a) and a second hydraulic chamber (168b)) provided in the crosshead pin and configured to apply an oil pressure to a first end side of the piston rod when the first end side of the piston rod (112a) is inserted therein, thereby changing the relative position between the piston and the crosshead pin, and a deformation inhibiting layer (170) provided at the crosshead pin, located outward in a radial direction of the first end of the piston rod inserted into the hydraulic chamber and configured to inhibit deformation of the crosshead pin due to the oil pressure in the hydraulic chamber.
    • 该十字头型发动机的十字头包括设置在连杆第二端的十字头轴承,由十字头轴承枢轴支承的十字头销(114a),液压室(第一液压室(168a)和第二液压室( 设置在所述十字头销上并构造成当所述活塞杆的所述第一端侧插入到所述活塞杆的第一端侧时向所述活塞杆的第一端侧施加油压从而改变所述活塞与所述活塞杆之间的相对位置 以及设置在所述十字头销上的变形抑制层(170),所述变形抑制层位于插入所述液压室的所述活塞杆的所述第一端的径向外侧,并且所述变形抑制层用于防止所述十字头销由于所述油压而变形 在液压室中。
    • 75. 发明公开
    • PISTON ARRANGEMENT AND ENGINE
    • 活塞装置和电机
    • EP2872755A1
    • 2015-05-20
    • EP13745457.5
    • 2013-07-12
    • Milladale Limited
    • SUMMERLIN, Frederick, A.
    • F02B75/32F01B9/02F02B41/06
    • F02F3/0015F01B1/08F01B9/02F02B41/06F02B75/021F02B75/24F02B75/32F16C7/023
    • A piston arrangement comprising a piston movable within a cylinder and having a stroke with a first end and a second end, wherein the piston is coupled to a crankshaft by a linkage mechanism including a toggle link which is pivotally coupled to the piston and pivotally coupled to a con-rod, wherein the toggle link has a first position corresponding to the first end of the piston stroke, a second position different to the first position also corresponding to the first end of the piston stroke, and an intermediate position between the first and second positions corresponding to the second end of the piston stroke such that the piston completes four strokes for every one revolution of the crankshaft. Also a piston arrangement comprising first and second pistons movable respectively within first and second cylinders, wherein the first piston is coupled to a crank shaft by a first linkage mechanism including a first toggle link pivotally connected to the first piston and pivotally connected to a first con-rod, wherein the second piston is coupled to the crank shaft by a second linkage mechanism including a second toggle link pivotally connected to the second piston and pivotally connected to a second con-rod, wherein the first and second con-rods have different lengths such that the first and second pistons operate out of phase with each other. Also an engine comprising at least two high pressure pistons movable within respective high pressure cylinders and at least one low pressure piston movable within a low pressure cylinder, wherein the low pressure piston moves through twice the number of strokes moved through by each of the high pressure pistons in the same period of time, wherein a linkage mechanism coupling the low pressure piston to a crankshaft includes a toggle link.
    • 78. 发明公开
    • Doppelkurbelwellen-Verbrennungsmotor
    • 双曲轴发动机
    • EP2792846A1
    • 2014-10-22
    • EP13002068.8
    • 2013-04-19
    • Capricorn Automotive GmbH
    • Roth, AndreasWild, Robertino
    • F01B9/02F16D3/10F02B75/04
    • F01B9/02F02B75/047F02B75/065F02B75/32F16D3/10
    • Es wird ein Doppelkurbelwellen-Verbrennungsmotor vorgeschlagen mit mindestens einem Zylinder, in dem ein Hubkolben hin- und herbewegbar angeordnet ist. Der Motor hat eine erste und eine zweite Kurbelwelle, wobei die beiden Kurbelwellen zueinander parallel verlaufen und sich gegensinnig synchron drehen. Dem Hubkolben sind ein erstes und ein zweites Pleuel zugeordnet, wobei das erste Pleuel mit seinem ersten Ende in einem ersten Schwenklager um eine erste Pleuelschwenkachse schwenkbar gelagert ist und mit seinem zweiten Ende an einem Kurbelzapfen der ersten Kurbelwelle drehbar gelagert ist. Entsprechendes gilt für das zweite Pleuel. Ferner ist am Hubkolben des Motors ein Lagerelement vorgesehen, das am Hubkolben um eine Lagerschwenkachse schwenkbar gelagert ist, die parallel zu den Pleuelschwenkachsen verläuft. Das erste und zweite Schwenklager sind an dem Lagerelement vorgesehen. Der Motor hat schließlich Mittel zur Phasenverschiebung der beiden Kurbelwellen gegeneinander. Dadurch lässt sich das Verdichtungsverhältnis im laufenden Betrieb variabel einstellen, ohne dass die Alltagstauglichkeit des Motors beeinträchtigt wird. Durch die variable Verdichtung wird eine erhebliche Kraftstoff-Einsparung erreicht.
    • 它是由至少一个汽缸中往复来回布置提出了一种双曲轴内燃机。 该马达具有一个第一和一个第二曲轴,其特征在于,延伸彼此平行和两个曲轴以相反的方向同步转动。 往复式活塞,第一和与所述第一连接杆相关联的第二连杆枢转地安装在第一枢转轴承围绕第一Pleuelschwenkachse其第一端部和安装有第一曲轴可旋转的曲柄销的第二端。 这同样适用于所述第二连杆。 此外,发动机的往复运动的活塞,轴承元件被提供,其枢转地安装在左右轴承起重活塞的枢转轴线,其平行于所述Pleuelschwenkachsen。 设置在轴承构件上的第一和第二枢轴的轴承。 引擎终于有两个曲轴的相位偏移到今天手段。 这允许可以在没有电动机的日常实用性受到影响可变地调节运转时的压缩比。 可变压缩可观的节省燃油的实现。