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公开(公告)号:US08807544B2
公开(公告)日:2014-08-19
申请号:US13258937
申请日:2010-01-13
IPC分类号: F16F13/00
CPC分类号: F16F13/106
摘要: In a liquid-sealed antivibration device 10 which includes: a main liquid chamber 34A where a vibration-isolating base 16 forms a portion of a chamber wall thereof; a subsidiary liquid chamber 34B where a diaphragm 36 forms a portion of a chamber wall thereof; a partition element 38 by which the main liquid chamber 34A and the subsidiary liquid chamber 34A are partitioned from each other; and an orifice flow passage 40 which allows the main liquid chamber 34A and the subsidiary liquid chamber 34B to be communicated with each other, an elastic membrane 42 is formed on the partition element 38, and the elastic membrane 42 is formed of rubber composition containing butyl rubber or halogenated butyl rubber. Due to such a constitution, an abnormal sound generated by collision of the elastic membrane 42 is reduced.
摘要翻译: 在液体密封防振装置10中,其包括:主液室34A,其中防振基座16形成其室壁的一部分; 辅助液体室34B,其中隔膜36形成其室壁的一部分; 主液室34A和副液室34A分隔开的分隔元件38; 以及允许主液体室34A和辅液室34B彼此连通的孔口流路40,在分隔元件38上形成有弹性膜42,弹性膜42由含有丁基 橡胶或卤化丁基橡胶。 由于这样的结构,弹性膜42的碰撞产生的异常声音降低。
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公开(公告)号:US20120292838A1
公开(公告)日:2012-11-22
申请号:US13522413
申请日:2010-11-26
申请人: Kentaro Yamamoto , Yoshiyuki Seno , Gen Isawa , Katsuhiro Sakurai
发明人: Kentaro Yamamoto , Yoshiyuki Seno , Gen Isawa , Katsuhiro Sakurai
IPC分类号: F16F13/10
CPC分类号: F16F13/106
摘要: Disclosed is a liquid-sealed vibration isolator (10) provided with a main liquid chamber (42), a portion of the chamber wall of which is formed from a vibration isolating base (16), a subsidiary liquid chamber (44), a portion of the chamber wall of which is formed from a first diaphragm (38), and a first orifice flow path (50) which connects both liquid chambers, wherein a high-frequency second orifice flow path (54) which connects the main liquid chamber (42) and the subsidiary liquid chamber (44) is formed on a partitioning body (40), and a second diaphragm (60) is provided on the opening (59A) of the second orifice flow path (54) on the side of the main liquid chamber. The outer peripheral portion (60A) of the second diaphragm is held by the partitioning body (40) in a liquid-tight manner, and the second diaphragm (60) abuts the peripheral edge portion of the opening (54A) so as to block said opening with a flexible membrane section (60B) which is provided on the inside of the second diaphragm (60). Moreover, a through hole (74) is disposed on the flexible membrane section (60B) at a position which does not overlap the opening (54A).
摘要翻译: 本发明公开了一种液密隔振器(10),设有主液室(42),其室壁的一部分由隔振基座(16),辅液室(44),一部分 (38)形成的室壁,以及连接两个液室的第一孔流路(50),其中连接主液室(54)的高频第二孔流路(54) 42)和副液室(44)形成在分隔体(40)上,第二隔膜(60)设置在第二孔流路(54)的主体侧的开口(59A)上 液体室。 第二隔膜的外周部(60A)以液密方式被分隔体(40)保持,第二隔膜(60)与开口(54A)的周缘部抵接,以阻止所述 通过设置在第二隔膜(60)的内侧的柔性膜部(60B)开口。 此外,在不与开口(54A)重叠的位置处,在柔性膜部(60B)上设置通孔(74)。
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公开(公告)号:US08894051B2
公开(公告)日:2014-11-25
申请号:US13522413
申请日:2010-11-26
申请人: Kentaro Yamamoto , Yoshiyuki Seno , Gen Isawa , Katsuhiro Sakurai
发明人: Kentaro Yamamoto , Yoshiyuki Seno , Gen Isawa , Katsuhiro Sakurai
CPC分类号: F16F13/106
摘要: Disclosed is a liquid-sealed vibration isolator (10) provided with a main liquid chamber (42), a portion of the chamber wall of which is formed from a vibration isolating base (16), a subsidiary liquid chamber (44), a portion of the chamber wall of which is formed from a first diaphragm (38), and a first orifice flow path (50) which connects both liquid chambers, wherein a high-frequency second orifice flow path (54) which connects the main liquid chamber (42) and the subsidiary liquid chamber (44) is formed on a partitioning body (40), and a second diaphragm (60) is provided on the opening (59A) of the second orifice flow path (54) on the side of the main liquid chamber. The outer peripheral portion (60A) of the second diaphragm is held by the partitioning body (40) in a liquid-tight manner, and the second diaphragm (60) abuts the peripheral edge portion of the opening (54A) so as to block said opening with a flexible membrane section (60B) which is provided on the inside of the second diaphragm (60). Moreover, a through hole (74) is disposed on the flexible membrane section (60B) at a position which does not overlap the opening (54A).
摘要翻译: 本发明公开了一种液密隔振器(10),设有主液室(42),其室壁的一部分由隔振基座(16),辅液室(44),一部分 (38)形成的室壁,以及连接两个液室的第一孔流路(50),其中连接主液室(54)的高频第二孔流路(54) 42)和副液室(44)形成在分隔体(40)上,第二隔膜(60)设置在第二孔流路(54)的主体侧的开口(59A)上 液体室。 第二隔膜的外周部(60A)以液密方式被分隔体(40)保持,第二隔膜(60)与开口(54A)的周缘部抵接,以阻止所述 通过设置在第二隔膜(60)的内侧的柔性膜部(60B)开口。 此外,在不与开口(54A)重叠的位置处,在柔性膜部(60B)上设置通孔(74)。
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公开(公告)号:US08807545B2
公开(公告)日:2014-08-19
申请号:US13421946
申请日:2012-03-16
IPC分类号: F16F13/00
CPC分类号: F16F13/106
摘要: A partition element partitions a liquid-sealed chamber into a main liquid chamber and a first sub liquid chamber. A first orifice flow passage for connecting both liquid chambers is provided. A second diaphragm is formed in the partition element. The partition element includes a second sub liquid chamber partitioned from the main liquid chamber by the second diaphragm and a second orifice flow passage for connecting the first and second sub liquid chambers to each other. A valve portion brought into contact with a periphery around an opening of the second orifice flow passage is formed on a flexible membrane portion of the second diaphragm into a surrounding wall shape. A through hole is formed outside the valve portion, and a projection compressed by a counter wall is formed on a membrane surface of the flexible membrane portion on a main liquid chamber side.
摘要翻译: 分隔件将液体密封室分隔成主液室和第一副液室。 提供了用于连接两个液体室的第一孔口流动通道。 第二隔膜形成在分隔元件中。 分隔元件包括通过第二隔膜与主液室隔开的第二副液室和用于将第一和第二副液室彼此连接的第二孔流路。 与第二孔流路的开口周围的周边接触的阀部分形成在第二隔膜的柔性膜部分上,形成围绕壁的形状。 在阀部的外侧形成有通孔,在主液室一侧的柔性膜部的膜表面上形成有由对置壁压缩的突起。
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公开(公告)号:US20110210488A1
公开(公告)日:2011-09-01
申请号:US13063651
申请日:2009-03-13
申请人: Kentaro Yamamoto , Takahiro Ohguchi , Gen Isawa , Kengo Hase , Norimitsu Furusawa , Katsuhiro Sakurai
发明人: Kentaro Yamamoto , Takahiro Ohguchi , Gen Isawa , Kengo Hase , Norimitsu Furusawa , Katsuhiro Sakurai
CPC分类号: F16F13/106
摘要: In a liquid-sealed type vibration isolator having a first orifice flow channel 56 and a second orifice flow channel 60, a valve member 66 formed of a rubber elastomeric membrane for opening and closing the second orifice flow channel 60 is provided on a partitioning member 40 so as to be orthogonal to the direction of flow in the second orifice flow channel. The valve member is held at the outer peripheral portion thereof by a wall surface of a valve housing chamber 68, and includes inside the outer peripheral portion thereof a membrane portion 66B which is subjected to the flexural deformation by the liquid flow in the second orifice flow channel to close openings 60C and 60D of the second orifice flow channel. Communicating holes 76 which bring the second orifice flow channel into communication are provided at positions not overlapped with the opening of the membrane portion 66B. Accordingly, the switching of characteristics is enabled with an inexpensive structure.
摘要翻译: 在具有第一孔流动通道56和第二孔流动通道60的液体密封式隔振器中,在分隔构件40上设置由用于打开和关闭第二孔流动通道60的橡胶弹性体膜形成的阀构件66 以便与第二孔口流动通道中的流动方向正交。 阀构件通过阀容纳室68的壁面保持在其外周部,并且在其外周部分的内部包括膜部分66B,膜部分66B受到第二孔流中的液流的弯曲变形 通道以封闭第二孔流动通道的开口60C和60D。 在不与膜部66B的开口重叠的位置处设置使第二孔流路连通的通孔76。 因此,能够以廉价的结构进行特性的切换。
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公开(公告)号:US20080190165A1
公开(公告)日:2008-08-14
申请号:US11662874
申请日:2005-09-09
申请人: Katsuhiro Sakurai , Toru Nakagawa
发明人: Katsuhiro Sakurai , Toru Nakagawa
摘要: Provided is a hollow power transmission shaft exhibiting an increased strength when a pipe used as a material thereof is machined to make the pipe unlikely to crack during processing. A pipe (P) made of steel is normalized to improve its machinability as a raw material and obtain uniform strength. This can make the pipe unlikely to crack during splining and rolling.
摘要翻译: 提供了当用作其材料的管被加工以使得管道在加工期间不可能破裂时,具有增加的强度的中空动力传递轴。 用钢制的管(P)进行标准化以提高其作为原料的机械加工性,并获得均匀的强度。 这样可以使管道在轧制和轧制过程中不会发生裂纹。
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公开(公告)号:US07374493B2
公开(公告)日:2008-05-20
申请号:US10987300
申请日:2004-11-15
申请人: Katsuhiro Sakurai , Tohru Nakagawa
发明人: Katsuhiro Sakurai , Tohru Nakagawa
IPC分类号: F16C3/02
CPC分类号: F16D3/02 , F16D1/06 , F16D3/06 , F16D2001/103 , Y10S464/906 , Y10T403/7035
摘要: A power transmission shaft such as a spline shaft and a serration shaft is provided which has improved static strength and fatigue strength. In a power transmission shaft, a diameter expansion surface is formed in a valley section of a tooth on the opposite side of a shaft end. First blunt sections in the shape of a curved surface are formed in corners between the diameter expansion surface and a tooth surface adjacent to the diameter expansion surface, in order to blunt edges.
摘要翻译: 提供诸如花键轴和锯齿轴的动力传递轴,其具有改善的静态强度和疲劳强度。 在动力传递轴中,在轴端的相反侧的齿的谷部形成有直径扩大面。 形成弯曲形状的第一平坦部分形成在直径扩张表面与邻近直径扩张表面的齿表面之间的拐角处,以使边缘钝。
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公开(公告)号:US08864114B2
公开(公告)日:2014-10-21
申请号:US13409648
申请日:2012-03-01
CPC分类号: F16F13/106
摘要: A valve member formed of an elastomeric membrane for opening and closing a second orifice flow passage is mounted on a partition element such that the valve member is arranged orthogonal to the flow direction of the second orifice flow passage. A valve portion for closing openings of the second orifice flow passage due to flexural deformation of a flexible membrane portion caused by liquid flow in the second orifice flow passage is arranged on the flexible membrane, and communication holes for bring the second orifice flow passage into communication are formed in the flexible membrane portion. A cylindrical buffer portion projecting from the flexible membrane portion for surrounding the openings when the flexible membrane portion is deformed by flexure is provided to the valve portion, and a projection height of the cylindrical buffer portion is set larger than a wall thickness thereof.
摘要翻译: 由用于打开和关闭第二孔流动通道的弹性体膜形成的阀构件安装在分隔元件上,使得阀构件布置成与第二孔流动通道的流动方向正交。 在柔性膜上设置有用于封闭由于第二孔流路中的液体流动引起的柔性膜部的弯曲变形而导致的第二孔流路的开口的阀部,以及用于使第二孔流路通过的连通孔 形成在柔性膜部分中。 当柔性膜部分通过挠曲而变形时,从柔性膜部分突出的圆柱形缓冲部分被提供到阀部分,并且圆柱形缓冲部分的突出高度被设定为大于其壁厚。
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公开(公告)号:US08573570B2
公开(公告)日:2013-11-05
申请号:US12708220
申请日:2010-02-18
IPC分类号: F16F7/00
CPC分类号: F16F13/105
摘要: A fluid-filled vibration damping device including: a pressure-receiving chamber and an equilibrium chamber disposed on either side of a partition plate, while being connected through a first orifice passage; a moveable film arranged to either a pressure-receiving chamber side or an equilibrium chamber side of the partition plate while being spaced away therefrom to define therebetween an intermediate chamber; a second orifice passage connecting the intermediate chamber and one of the pressure-receiving and the equilibrium chambers while being tuned to higher frequency than the first orifice passage; and a flow straightening plate arranged in opposition to the moveable film at least at one of the intermediate chamber side and an opposite side thereof, the flow straightening plate having a plurality of flow straightening apertures opening towards the moveable film and furnished with a flow limiting member.
摘要翻译: 一种流体填充的减振装置,包括:压力容纳室和设置在隔板两侧的平衡室,同时通过第一孔口连接; 可移动的薄膜,其布置成分隔板的压力接收室侧或平衡室侧,同时间隔其间限定中间室; 第二孔口通道,其连接中间室和压力接收和平衡室中的一个,同时被调谐到比第一孔通道更高的频率; 以及至少在中间室侧和相对侧的至少一个处与可移动薄膜相对设置的流动矫正板,所述矫直板具有朝向可移动薄膜开口的多个流动矫直孔,并且配有限流构件 。
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公开(公告)号:US08181946B2
公开(公告)日:2012-05-22
申请号:US12270542
申请日:2008-11-13
IPC分类号: F16F5/00
CPC分类号: F16F13/105
摘要: To provide a liquid enclosing type vibration isolating apparatus capable of achieving two resonance characteristics by one orifice path, in a liquid enclosing type vibration isolating apparatus including a main liquid chamber a portion of a chamber wall of which is constituted by a vibration isolating base member, an auxiliary liquid chamber a portion of a chamber wall of which is constituted by a first diaphragm 18, and an orifice path for communicating the main liquid chamber and the auxiliary liquid chamber, an orifice member forming the orifice path is provided with a partition wall for partitioning the orifice path and the auxiliary liquid chamber, and a portion of the partition wall is constituted by a second diaphragm constituted by a flexible rubber-like elastic film facing the auxiliary liquid chamber.
摘要翻译: 为了提供能够通过一个孔道实现两个共振特性的液体封闭式隔振装置,在包括主室液体室的液体封闭式隔振装置中,室壁的一部分由隔振基座构件构成, 辅助液体室,其室壁的一部分由第一隔膜18和用于连通主液室和辅助液室的孔口路径构成,形成孔口路径的孔口构件设置有用于 分隔孔口路径和辅助液体室,分隔壁的一部分由与面向辅助液体室的柔性橡胶状弹性膜构成的第二隔膜构成。
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