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    • 1. 发明申请
    • EXPANDABLE JOINT FOR VARIABLE COMPRESSION RATIO ENGINES
    • 可变压缩比发动机的可扩展接头
    • WO2016140729A1
    • 2016-09-09
    • PCT/US2016/000017
    • 2016-02-22
    • MENDLER, Edward, Charles
    • MENDLER, Edward, Charles
    • F02D15/04
    • F02D15/04F02B75/041
    • According to the present invention an expandable joint is made without removable bearing caps by preassembling eccentric bushings onto the hinge pin. The expandable joint has a hinge type construction, but with the journals for each side of the hinge being spaced apart so that the distance between the two sides of the hinge changes with rotation of the hinge pin. The expandable joint of the present invention is assembled by sliding the hinge pin into the hinged joint with the eccentric bushings attached. Once the hinge pin is in place, the eccentric bushings are locked in place with fasteners so that they do not rotate. After the eccentric bushings are locked in place, the hinge pin can be turned to expand the joint. The expandable joint is intended for use in variable compression ratio engines, where expansion of the joint changes the compression ratio of the engine.
    • 根据本发明,通过将偏心衬套预先组装到铰链销上,可膨胀接头被制成没有可移除的轴承盖。 可膨胀接头具有铰链型结构,但是铰链的每一侧的轴颈间隔开,使得铰链两侧之间的距离随着铰链销的转动而变化。 本发明的可膨胀接头通过将铰链销滑入铰链接头而组装,偏心衬套连接在一起。 一旦铰链销就位,偏心衬套就用紧固件锁定到位,使它们不旋转。 在将偏心衬套锁定到位后,可以转动铰链销以使接头膨胀。 可膨胀接头用于可变压缩比发动机,其中接头的膨胀改变了发动机的压缩比。
    • 2. 发明申请
    • VARIABLE COMPRESSION RATIO ENGINE CAMSHAFT DRIVE
    • 可变压缩比发动机CAMSHAFT驱动
    • WO2016111905A1
    • 2016-07-14
    • PCT/US2016/000001
    • 2016-01-04
    • MENDLER, Edward, Charles
    • MENDLER, Edward, Charles
    • F02B75/04
    • F01L1/348F01L1/022F01L1/024F01L1/047F02B67/04F02B67/06F02B75/04F02B75/041F02D15/02F16H7/1281F16H2007/0802F16H2007/0865F16H2007/0872F16H2007/0874F16H2007/0893
    • An endless band drive system having a variable center distance between the drive pulley and the driven pulley also has a rotatable control shaft and an endless band guide, where the guide is positioned by the rotatable control shaft for maintaining a slackless endless band with change of pulley center distance. Rotation of the control shaft pivots the endless band guide thereby maintaining a slackless endless band with change of the pulley center distance. Preferably, the rotatable control shaft also provides means for adjusting the center distance between the drive pulley and the driven pulley. The present invention provides a slackless endless band system for a variable compression ratio engine having a variable center distance between the drive pulley mounted on the crankshaft and the driven pulley mounted on the camshaft. The system provides slackless operation of the endless band at two or more compression ratio values.
    • 在驱动滑轮和从动皮带轮之间具有可变的中心距离的环形带驱动系统还具有可转动的控制轴和环形带导向件,其中导向器由旋转的控制轴定位,用于随着滑轮的变化来维持无松弛的环形带 中心距离 控制轴的旋转使环形带导轨枢转,从而随着皮带轮中心距离的改变而保持无松弛的环形带。 优选地,旋转控制轴还提供用于调节驱动滑轮和从动滑轮之间的中心距离的装置。 本发明提供了一种用于可变压缩比发动机的无松弛环形带系统,其具有安装在曲轴上的驱动滑轮与安装在凸轮轴上的从动滑轮之间的可变的中心距离。 该系统以两个或多个压缩比值提供无限带的无松弛操作。
    • 4. 发明申请
    • TWIN SCROLL TURBOCHARGER WITH WASTE HEAT RECOVERY
    • 带有废热回收的双涡轮增压器
    • WO2017105525A1
    • 2017-06-22
    • PCT/US2016/000116
    • 2016-12-06
    • MENDLER, Edward, Charles
    • MENDLER, Edward, Charles
    • F02C6/12F02B37/16
    • F01N3/0205F01N3/055F02B37/025F02B37/168F02B37/20F02B2037/125Y02T10/144Y02T10/16Y02T10/20
    • Bypass air from downstream of the compressor is directed into a heat exchanger that draws heat from the exhaust gas of the engine. The bypass air does not include fuel, and instead is heated by the exhaust gas in the heat exchanger. The bypass duct enables air mass flow through the compressor to be increased, thereby preventing compressor surge at low engine speeds. The turbocharger turbine includes a dual entry scroll. The bypass air is fed into the first scroll after being heated in the heat exchanger, and the engine ' exhaust gas is fed into the second scroll. Use of two scrolls enables the blowdown impulse energy of the exhaust gas to be retained within the exhaust manifold prior to entry into the turbine, thereby providing improved turbocharger response and preventing backflow of exhaust gas into the bypass duct. Using the exhaust energy to heat the bypass air instead of combusting additional fuel leads to increased engine efficiency.
    • 来自压缩机下游的旁路空气被引导到热交换器中,该热交换器从发动机的排气中吸取热量。 旁路空气不包括燃料,而是被热交换器中的废气加热。 旁路管道可以增加通过压缩机的空气质量流量,从而防止低发动机转速时的压缩机喘振。 涡轮增压器涡轮包括双进口涡旋。 旁路空气在热交换器中被加热后被供给到第一涡旋盘中,并且发动机的排气被供给到第二涡旋盘中。 使用两个涡旋使得排气的泄放脉冲能量在进入涡轮之前保持在排气歧管内,由此提供改进的涡轮增压器响应并防止排气回流到旁路管道中。 使用排气能量加热旁路空气而不是燃烧额外的燃料会提高发动机效率。
    • 5. 发明申请
    • SUPERCHARGER COOLING MEANS
    • 超级冷却装置
    • WO2015167619A1
    • 2015-11-05
    • PCT/US2015/000044
    • 2015-04-10
    • MENDLER, Edward, Charles
    • MENDLER, Edward, Charles
    • F02B39/16F02B33/38F01P1/06
    • F02B33/38F01P3/20F01P2060/02F02B29/0475F02B39/16F02B2039/164Y02T10/146
    • According to the present invention, a rotary blower or supercharger includes a recirculation loop for readmitting pressurized outlet gas back into the rotor chambers, and cooling means for cooling the pressurized outlet gas before it is readmitted into the rotor chambers, thereby providing a supercharger having a lower operating temperature and a higher operating pressure capability. In the preferred embodiment of the present invention, a supercharger includes a housing assembly defining first and second transversely overlapping cylindrical chambers. The housing defines an inlet port for the inflow of an inlet gas, and an outlet port for the outflow of the outlet gas. The supercharger further has first and second meshed, lobed rotors respectively disposed in the chambers for counter rotation about axes substantially coincident with the chamber axes. According to the present invention, the housing further includes a recirculation port and a recirculation flow path for recirculation of a portion of outlet gas flowing out of the outlet port back into cylindrical chamber. The recirculation flow path further including cooling means for cooling of at least a portion of the outlet gas, thereby providing a cooler operating supercharger.
    • 根据本发明,旋转鼓风机或增压器包括用于将加压出口气体重新返回到转子室中的再循环回路,以及用于在加压出口气体再次进入转子室之前冷却加压出口气体的冷却装置,由此提供一种增压器, 更低的操作温度和更高的工作压力能力。 在本发明的优选实施例中,增压器包括限定第一和第二横向重叠圆柱形腔室的壳体组件。 壳体限定用于入口气体的流入的入口端口和用于出口气体流出的出口。 增压器还具有分别设置在室中的第一和第二啮合的叶片转子,用于围绕与轴线基本一致的轴线的反向旋转。 根据本发明,壳体还包括再循环端口和再循环流动路径,用于将从出口端口流出的出口气体的一部分再循环回到圆柱形室中。 再循环流动路径还包括用于冷却出口气体的至少一部分的冷却装置,从而提供较冷的操作增压器。
    • 6. 发明申请
    • VARIABLE COMPRESSION RATIO ENGINE
    • 可变压缩比发动机
    • WO2013119330A1
    • 2013-08-15
    • PCT/US2013/000023
    • 2013-01-24
    • MENDLER, Edward, Charles
    • MENDLER, Edward, Charles
    • F02D15/00F02D15/02F02B75/04
    • F02B75/047F02B75/041F02D15/00F02D15/04
    • According to the present invention, a variable compression ratio engine includes a cylinder head and crankcase directly joined by a control shaft, thereby eliminating use of a link between the control shaft and cylinder head. The present invention has a low manufacturing cost and a small size ideal for mass production applications. In the preferred embodiment of the present invention, the control shaft includes a primary set of bearings and an eccentric set of bearings. The primary control shaft set of bearings are mounted directly in the crankcase assembly, and the eccentric control shaft bearings are mounted directly in the cylinder head assembly. There is only one control shaft per cylinder head, and there is no link between the control shaft and cylinder head assembly. The variable compression ratio mechanism also includes moment retaining means to prevent the cylinder head assembly from rotating out of alignment when the engine is running. The moment retaining means is a bushing that is mounted around the engine cylinder. The bushing provides the moment retaining means needed for holding the cylinder head assembly in alignment when the engine is running, and also provides displacement means, where the cylinder head assembly can slide on the bushing. The displacement means is needed to allow the cylinder head assembly to move relative to the crankcase when compression ratio is adjusted.
    • 根据本发明,可变压缩比发动机包括由控制轴直接接合的气缸盖和曲轴箱,从而消除了控制轴和气缸盖之间的连杆的使用。 本发明具有低制造成本和小尺寸理想的大规模生产应用。 在本发明的优选实施例中,控制轴包括主要的一组轴承和偏心的轴承组。 主控轴组件直接安装在曲轴箱组件中,偏心控制轴轴承直接安装在气缸盖组件中。 每个气缸盖只有一个控制轴,控制轴和气缸盖组件之间没有连接。 可变压缩比机构还包括力矩保持装置,以防止气缸盖组件在发动机运转时旋转不对准。 力矩保持装置是安装在发动机气缸周围的衬套。 套筒提供了当发动机运行时将气缸盖组件保持对准所需的力矩保持装置,并且还提供位移装置,其中气缸盖组件可以在衬套上滑动。 当调节压缩比时,需要使用位移装置以允许气缸盖组件相对于曲轴箱移动。
    • 8. 发明申请
    • VARIABLE COMPRESSION RATIO ENGINE GASKET
    • 可变压缩比发动机垫圈
    • WO2016195757A1
    • 2016-12-08
    • PCT/US2016/000044
    • 2016-05-24
    • MENDLER, Edward, Charles
    • MENDLER, Edward, Charles
    • F02F11/00F02B77/13F02B77/11F02B75/04
    • F02B75/041F16J3/042F16J15/52
    • According to the present invention the crankcase of a variable compression ratio engine is sealed with a gasket having a U shape. The U is turned sideways, with the legs of the U pointing outward, and the curved middle of the U facing inward. The inside of the U has the shortest perimeter length around the engine, and this short perimeter length serves to keep the gasket from bowing out or inverting. The short perimeter length acts like a belt for holding the gasket in place. In the preferred embodiment of the present invention, the outer legs of the gasket have clasps for replacing the gasket without removing the cylinder head of the engine. The clasps enable the gasket to be easily replaceable for minimized maintenance costs. The flexible portion of the gasket is short and well supported for minimizing vibration, wear and noise.
    • 根据本发明,可变压缩比发动机的曲轴箱用具有U形的垫圈密封。 U侧向转动,U的腿向外指向,U的弯曲中间向内。 U的内部在发动机周围具有最短的周长,并且这个短的周长用于保持垫圈不弯曲或翻转。 短周长作为一个带子将其用于将垫圈固定到位。 在本发明的优选实施例中,垫圈的外腿具有用于更换垫圈而不去除发动机气缸盖的卡扣。 扣环使得垫圈可以方便地更换,以最小化维护成本。 垫片的柔性部分很短,支撑得很好,以减少振动,磨损和噪音。
    • 9. 发明申请
    • OIL SEAL
    • 油封
    • WO2008042154A2
    • 2008-04-10
    • PCT/US2007/020640
    • 2007-09-25
    • MENDLER, Edward, Charles
    • MENDLER, Edward, Charles
    • F01C1/02
    • F02B75/047
    • According to the present invention, a variable compression ratio machine having main bearings mounted in an eccentric carrier or support includes an oil seal located primarily in a main bearing cap for minimizing leakage of pressurized main bearing oil. The seal is located generally in a first main bearing fastener socket or fastener access cutout in order to minimize structurally compromising the bearing cap, and a portion of the fastener socket preferably is used as an oil passageway as well as for wrench access to the fastener. The oil seal and oil circuit of the present invention enable the size of the eccentric support to be minimized while also providing highly effective oil sealing. In more detail, a significant advantage of the present invention is that highly effective oil sealing is attained without compromising the size or structural integrity of the bearing cap. A second significant advantage of the present invention is that it can be manufactured and assembled at low cost. The oil sealing system of the present invention is robust and highly reliable.
    • 根据本发明,具有安装在偏心托架或支撑件中的主轴承的可变压缩比机器包括主要位于主轴承盖中的油封,用于使加压的主轴承油的泄漏最小化。 密封件通常位于第一主轴承紧固件插座或紧固件通道切口中,以便在结构上最小化轴承盖,并且紧固件插座的一部分优选地用作油通道以及用于扳手进入紧固件。 本发明的油封和油路使得偏心支撑件的尺寸最小化,同时还提供高效的油封。 更详细地说,本发明的显着优点是在不影响轴承盖的尺寸或结构完整性的情况下获得高效的油封。 本发明的第二个显着优点是可以以低成本制造和组装。 本发明的油封系统坚固耐用,可靠性高。
    • 10. 发明申请
    • COMBUSTION PRESSURE SENSOR
    • 燃烧压力传感器
    • WO2007092168A2
    • 2007-08-16
    • PCT/US2007/002037
    • 2007-01-24
    • MENDLER, Edward, Charles
    • MENDLER, Edward, Charles
    • F02D41/3029F02B75/047F02B75/048F02D15/02F02D35/023Y02T10/128
    • A method an apparatus is provided for sensing combustion pressure preferably in variable compression ratio engines having a hydraulic actuator. A low cost hydraulic pressure sensor is placed in the hydraulic actuator of the variable compression ratio engine for sensing combustion loads applied on the crankshaft support structure. Pressure readings from the sensor are indexed to crankshaft rotational angle for correlating pressure readings from the sensor to individual engine cylinders. The sensor enables real-time closed loop engine control in spark-ignition and diesel engines, as well as in homogeneous charge compression-ignition engines.
    • 提供一种用于优选在具有液压致动器的可变压缩比发动机中感测燃烧压力的装置的方法。 低成本液压传感器被放置在可变压缩比发动机的液压致动器中,用于感测施加在曲轴支撑结构上的燃烧负载。 来自传感器的压力读数被分度到曲轴旋转角度,用于将来自传感器的压力读数与各个发动机汽缸相关联。 该传感器可实现火花点火和柴油发动机以及均质充量压燃式发动机的实时闭环发动机控制。