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    • 3. 发明申请
    • Cam mechanism having forced-valve-opening/closing cams and cam-profile setting method
    • 具有强制开阀/闭合凸轮的凸轮机构和凸轮轮廓设定方法
    • US20080110425A1
    • 2008-05-15
    • US11978635
    • 2007-10-30
    • Tsuneo EndohMakoto UdaHiroshi Hanabusa
    • Tsuneo EndohMakoto UdaHiroshi Hanabusa
    • F01L1/047
    • F01L1/30F01L1/042F01L1/047F01L1/08Y10T29/49293
    • No-load valve lift correction curves of opening and closing cams are set by offsetting no-load curve sections of basic valve lift curves of the cams in such directions as to increase a clearance between the curves, and they are connected with remaining sections of the curves to provide normal valve lift curves of the cams. Cam profiles of the cams are set on the basis of such normal valve lift curves. The cam profiles are set so that an ultimate speed difference between jumping and landing speeds of a follower on an ultimate valve speed curve determined from ultimate valve lift curves, having first and second shift sections where the follower shifts from the opening cam to the closing cam and from the closing cam to the opening cam, is smaller than a basic speed difference between jumping and landing speeds on a basic valve speed curve.
    • 打开和关闭凸轮的空载气门升程校正曲线是通过偏移凸轮的基本气门升程曲线的空载曲线段来设定,以增加曲线之间的间隙,并与它们的剩余部分相连 曲线提供凸轮的正常气门升程曲线。 凸轮的凸轮轮廓基于这种正常的气门升程曲线设定。 凸轮轮廓被设置成使得从极限气门升程曲线确定的极限阀速度曲线上从动件的跳跃和着陆速度之间的极限速度差异具有第一和第二换档部分,其中从动件从打开凸轮移动到关闭凸轮 并且从关闭凸轮到打开凸轮,小于基本阀速度曲线上的跳跃和着陆速度之间的基本速度差。
    • 4. 发明授权
    • Cam mechanism having forced-valve-opening/closing cams and cam-profile setting method
    • 具有强制开阀/闭合凸轮的凸轮机构和凸轮轮廓设定方法
    • US07717075B2
    • 2010-05-18
    • US11978635
    • 2007-10-30
    • Tsuneo EndohMakoto UdaHiroshi Hanabusa
    • Tsuneo EndohMakoto UdaHiroshi Hanabusa
    • F01L1/30
    • F01L1/30F01L1/042F01L1/047F01L1/08Y10T29/49293
    • No-load valve lift correction curves of opening and closing cams are set by offsetting no-load curve sections of basic valve lift curves of the cams in such directions as to increase a clearance between the curves, and they are connected with remaining sections of the curves to provide normal valve lift curves of the cams. Cam profiles of the cams are set on the basis of such normal valve lift curves. The cam profiles are set so that an ultimate speed difference between jumping and landing speeds of a follower on an ultimate valve speed curve determined from ultimate valve lift curves, having first and second shift sections where the follower shifts from the opening cam to the closing cam and from the closing cam to the opening cam, is smaller than a basic speed difference between jumping and landing speeds on a basic valve speed curve.
    • 打开和关闭凸轮的空载气门升程校正曲线是通过偏移凸轮的基本气门升程曲线的空载曲线段来设定,以增加曲线之间的间隙,并与它们的剩余部分相连 曲线提供凸轮的正常气门升程曲线。 凸轮的凸轮轮廓基于这种正常的气门升程曲线设定。 凸轮轮廓被设置成使得从极限气门升程曲线确定的极限阀速度曲线上从动件的跳跃和着陆速度之间的极限速度差异具有第一和第二换档部分,其中从动件从打开凸轮移动到关闭凸轮 并且从关闭凸轮到打开凸轮,小于基本阀速度曲线上的跳跃和着陆速度之间的基本速度差。
    • 6. 发明申请
    • Rotary fluid machinery
    • 旋转流体机械
    • US20050076641A1
    • 2005-04-14
    • US10489911
    • 2002-09-20
    • Yasunari KimuraTsuneo EndohHiroyuki NiikuraTsutomu Takahashi
    • Yasunari KimuraTsuneo EndohHiroyuki NiikuraTsutomu Takahashi
    • F01K7/00F01B13/06F01C1/344F02B53/00F01K1/00
    • F01B13/06F01B13/068F02B53/00
    • A rotary fluid machine is provided that includes a rotor chamber (14), a rotor (41), vanes (48) guided by vane channels formed in the rotor (41), and pistons (47) slidably fitted in cylinders (44) provided in the rotor (41). Rollers (71), which have a greaseless bearing structure and are provided on support shafts (48d) of the vane (48), are rollably engaged with annular channels (74) of a casing (11) so as to interconvert reciprocation of the pistons (47) and rotational movement of the rotor (41). By guiding water for a hydrostatic bearing that supports the vane (48) in the vane channel in a floating state from a recess (48e) of the vane (48) to a hydrostatic bearing (71) of the roller (71) via water passages (W19 to W22), an outer member (71b) of the roller (71) is supported in a floating manner relative to an inner member (71a).
    • 提供了一种旋转流体机械,其包括转子室(14),转子(41),由形成在转子(41)中的叶片通道引导的叶片(48)和可滑动地装配在气缸(44)中的活塞(47) 在转子(41)中。 具有无油轴承结构并设置在叶片(48)的支撑轴(48d)上的辊(71)与壳体(11)的环形通道(74)滚动接合,以便将活塞 (47)和转子(41)的旋转运动。 通过引导水作为静压轴承,其以悬浮状态将翼片通道中的叶片(48)从叶片(48)的凹部(48e)支撑到辊(71)的静压轴承(71),经由水通道 (W19〜W22),辊(71)的外部构件(71b)相对于内部构件(71a)以浮动方式被支撑。
    • 8. 发明授权
    • Rotary fluid machine
    • 旋转流体机
    • US07090476B2
    • 2006-08-15
    • US10489177
    • 2002-09-20
    • Yasunari KimuraTsuneo EndohTsutomu Takahashi
    • Yasunari KimuraTsuneo EndohTsutomu Takahashi
    • F03C2/00F04C18/00
    • F01C1/3446F01B13/061F01B13/068F01C11/006F01C21/04F01C21/0836
    • A rotary fluid machine is provided in which a rotating shaft (113) fixed to a rotor (41) is rotatably supported on a fixed shaft (102) fixed to a casing (11), sliding surfaces of the fixed shaft (102) and the rotating shaft (113) are lubricated by a first pressurized liquid-phase working medium, and sliding surfaces of the rotor (41) and a vane (48) are lubricated by a second pressurized liquid-phase working medium. By setting the pressure of the first pressurized liquid-phase working medium, which is supplied from an eleventh water passage (W11), comparatively low and setting the pressure of the second pressurized liquid-phase working medium, which is supplied from a first water passage (W1), comparatively high, wasteful leakage of the liquid-phase working medium past the sliding surfaces of the fixed shaft (102) and the rotating shaft (113), where a comparatively small load is applied, can be prevented while enabling the sliding surfaces of the rotor (41) and the vane (48), where a large load is applied, to be reliably lubricated with a high pressure liquid-phase working medium.
    • 一种旋转流体机械,其中固定在转子(41)上的旋转轴(113)可旋转地支撑在固定在壳体(11)上的固定轴(102)上,固定轴(102)和 旋转轴(113)由第一加压液相工作介质润滑,并且转子(41)和叶片(48)的滑动表面由第二加压液相工作介质润滑。 通过将从第十一水通道(W11)供给的第一加压液相工作介质的压力设定得较低,并设定从第一水供给的第二加压液相工作介质的压力 通过(W1),可以防止液相工作介质通过施加相对小的负载的固定轴(102)和旋转轴(113)的滑动表面的相对较高的浪费的泄漏,同时使能 通过高压液相工作介质可靠地润滑施加大负载的转子(41)和叶片(48)的滑动面。