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    • 1. 发明授权
    • Electromagnetic valve
    • 电磁阀
    • US08985549B2
    • 2015-03-24
    • US13574429
    • 2011-02-03
    • Tim FergusonWilliam D. DoyleDavid E. Collins
    • Tim FergusonWilliam D. DoyleDavid E. Collins
    • F16K31/12F16K27/02B60T8/36B60T8/48F16K31/06
    • F16K27/0245B60T8/363B60T8/4872F16K27/029F16K31/0665
    • An electromagnetic valve (32) for use in controlling fluid flow between first and second passageways (P1, P2) in a hydraulic valve block (4), includes a valve body (51). The valve body (51) defines a central axis (A), has a central opening (51A) therethrough, has a lower end (54) adapted to be inserted into a bore (19) of the valve block (4), and is provided with a lower cylindrical opening (70). An armature (56) is axially movable within the valve body (51) and is biased by a spring in one axial direction (57A). A closing element (88) is carried by a lower end (54) of the armature (56). An electromagnetic coil (64) coaxially surrounds the armature (56) and is operable to effect axial movement of the armature (56) in an axial direction opposite the one direction (57B). A valve seat member (62) is carried by the lower end (54) of the valve body (51) and has an orifice (98) providing fluid flow between the first and second valve block passageways (P1, P2). The valve seat member (62) defines a valve seat (96) surrounding the orifice (98) and cooperates with the closing element (88) for selectively closing the orifice (98). The valve seat member (62) includes a cylindrical tubular portion (90) frictionally retained in the lower cylindrical opening (70) of the valve body (51). The lower cylindrical opening (70) of the valve body (51) is provided with a stop surface (68) at the upper end of thereof, and an upper part (92) of the cylindrical portion (90) of the valve seat member (62) includes a flange (100) engageable with the stop surface (68) for limiting downward movement of the valve seat member (62) relative to the valve body (51).
    • 一种用于控制液压阀块(4)中的第一和第二通道(P1,P2)之间的流体流动的电磁阀(32)包括阀体(51)。 阀体(51)限定中心轴线(A),其中心开口(51A)穿过其中,具有适于插入阀块(4)的孔(19)中的下端(54),并且是 设置有下圆柱形开口(70)。 电枢(56)可在阀体(51)内轴向移动,并在一个轴向(57A)上被弹簧偏压。 闭合元件(88)由电枢(56)的下端(54)承载。 电磁线圈(64)同轴地围绕电枢(56)并且可操作以在与一个方向(57B)相反的轴向方向上实现电枢(56)的轴向运动。 阀座构件(62)由阀体(51)的下端(54)承载,并且具有在第一和第二阀座通道(P1,P2)之间提供流体流动的孔口(98)。 阀座构件(62)限定围绕孔口(98)的阀座(96)并与闭合元件(88)协作以选择性地关闭孔口(98)。 阀座构件(62)包括摩擦地保持在阀体(51)的下圆筒形开口(70)中的圆柱形管状部分(90)。 阀体(51)的下圆筒形开口(70)在其上端设有止动面(68)和阀座构件的圆筒部(90)的上​​部(92) 62)包括可与止动表面(68)接合的凸缘(100),用于限制阀座构件(62)相对于阀体(51)的向下运动。
    • 2. 发明申请
    • Electromagnetic Valve
    • 电磁阀
    • US20120326065A1
    • 2012-12-27
    • US13574429
    • 2011-02-03
    • Tim FergusonWilliam D. DoyleDavid E. Collins
    • Tim FergusonWilliam D. DoyleDavid E. Collins
    • F16K31/06
    • F16K27/0245B60T8/363B60T8/4872F16K27/029F16K31/0665
    • An electromagnetic valve (32) for use in controlling fluid flow between first and second passageways (P1, P2) in a hydraulic valve block (4), includes a valve body (51). The valve body (51) defines a central axis (A), has a central opening (51A) therethrough, has a lower end (54) adapted to be inserted into a bore (19) of the valve block (4), and is provided with a lower cylindrical opening (70). An armature (56) is axially movable within the valve body (51) and is biased by a spring in one axial direction (57A). A closing element (88) is carried by a lower end (54) of the armature (56). An electromagnetic coil (64) coaxially surrounds the armature (56) and is operable to effect axial movement of the armature (56) in an axial direction opposite the one direction (57B). A valve seat member (62) is carried by the lower end (54) of the valve body (51) and has an orifice (98) providing fluid flow between the first and second valve block passageways (P1, P2). The valve seat member (62) defines a valve seat (96) surrounding the orifice (98) and cooperates with the closing element (88) for selectively closing the orifice (98). The valve seat member (62) includes a cylindrical tubular portion (90) frictionally retained in the lower cylindrical opening (70) of the valve body (51). The lower cylindrical opening (70) of the valve body (51) is provided with a stop surface (68) at the upper end of thereof, and an upper part (92) of the cylindrical portion (90) of the valve seat member (62) includes a flange (100) engageable with the stop surface (68) for limiting downward movement of the valve seat member (62) relative to the valve body (51).
    • 一种用于控制液压阀块(4)中的第一和第二通道(P1,P2)之间的流体流动的电磁阀(32)包括阀体(51)。 阀体(51)限定中心轴线(A),其中心开口(51A)穿过其中,具有适于插入阀块(4)的孔(19)中的下端(54),并且是 设置有下圆柱形开口(70)。 电枢(56)可在阀体(51)内轴向移动,并在一个轴向(57A)上被弹簧偏压。 闭合元件(88)由电枢(56)的下端(54)承载。 电磁线圈(64)同轴地围绕电枢(56)并且可操作以在与一个方向(57B)相反的轴向方向上实现电枢(56)的轴向移动。 阀座构件(62)由阀体(51)的下端(54)承载,并且具有在第一和第二阀座通道(P1,P2)之间提供流体流动的孔口(98)。 阀座构件(62)限定围绕孔口(98)的阀座(96)并与闭合元件(88)协作以选择性地关闭孔口(98)。 阀座构件(62)包括摩擦地保持在阀体(51)的下圆筒形开口(70)中的圆柱形管状部分(90)。 阀体(51)的下圆筒形开口(70)在其上端设有止动面(68)和阀座构件的圆筒部(90)的上​​部(92) 62)包括可与止动表面(68)接合的凸缘(100),用于限制阀座构件(62)相对于阀体(51)的向下运动。
    • 3. 发明授权
    • Self-biased magnetoresistive reproduce head
    • 自偏磁电磁复制头
    • US4833560A
    • 1989-05-23
    • US66797
    • 1987-06-26
    • William D. Doyle
    • William D. Doyle
    • G11B5/33G11B5/39
    • G11B5/399G11B5/332
    • In a magnetoresistive reproduce head which is self-biased by a saturated soft adjacent layer magnetically coupled to the magnetoresistive element, the induced anisotropy fields of the magnetoresistive element and the soft adjacent layer are made to lie in the direction of the bias field at the magnetoresistive element rather than perpendicular to the bias field. These induced anistropy fields partially counteract demagnetizing fields which oppose the bias field, and thereby lower the current in the magnetoresistive element required to saturate the soft adjacent layer in biasing the magnetoresistive element. The lowered current reduces the Joule heating of the magnetoresistive element and attendantly results in improved head performance.
    • 在通过磁耦合到磁阻元件的饱和软相邻层自偏置的磁阻复制头中,磁阻元件和软相邻层的感应各向异性磁场位于磁阻的偏磁场方向 元素而不是垂直于偏置场。 这些诱导的无源场部分地抵消与偏置场相对的去磁场,从而降低在偏置磁阻元件时使软相邻层饱和所需的磁阻元件中的电流。 降低的电流减小了磁阻元件的焦耳加热,并且伴随地导致头部性能的改善。
    • 4. 发明授权
    • Electromagnetic valve
    • 电磁阀
    • US09016660B2
    • 2015-04-28
    • US13574898
    • 2011-02-03
    • Leon LeventhalPeter J. LuzenskiGregory J. KrawczykNikolaos ManoliosWilliam D. DoyleKenneth GrecoJeff Thompson
    • Leon LeventhalPeter J. LuzenskiGregory J. KrawczykNikolaos ManoliosWilliam D. DoyleKenneth GrecoJeff Thompson
    • F16K31/06B60T8/36B60T8/48
    • F16K31/0658B60T8/363B60T8/4872
    • An electromagnetic valve for use in controlling fluid flow between first and second passageways in a hydraulic valve block includes a valve body. The valve body defines a central axis, has a central opening therethrough, and has a lower end adapted to be inserted into a bore of the valve block. A hollow valve dome is attached to an upper end of the valve body. An armature is axially moveable within the valve dome. A spring biases the armature in one axial direction. A closing element is coupled to a lower end of the armature. An electromagnetic coil coaxially surrounds the armature and is operable to effect axial movement of the armature in an axial direction opposite the one axial direction. A valve seat member is carried by a lower end of the valve body and has an orifice providing fluid flow between the first and second valve block passageways. The valve seat member defines a valve seat that surrounds the orifice and cooperates with the closing element for selectively closing the orifice. The valve seat member is formed as a deep drawn part and includes a tubular portion having one end defining a valve seat, and an opposite end connected to the valve body.
    • 用于控制液压阀块中的第一和第二通道之间的流体流动的电磁阀包括阀体。 阀体限定中心轴线,具有穿过其的中心开口,并且具有适于插入阀块的孔中的下端。 中空阀门圆顶安装在阀体的上端。 电枢可在阀座内轴向移动。 弹簧沿一个轴向偏置电枢。 关闭元件联接到电枢的下端。 电磁线圈同轴地围绕电枢并且可操作以在与一个轴向方向相反的轴向方向上实现电枢的轴向运动。 阀座构件由阀体的下端承载并且具有在第一和第二阀块通道之间提供流体流动的孔口。 阀座构件限定围绕孔口的阀座,并与闭合元件协作以选择性地关闭孔口。 阀座构件形成为深拉部分,并且包括具有限定阀座的一端的管状部分和与阀体连接的相对端。
    • 5. 发明授权
    • Transfer and replication arrangement for magnetic bubble memory devices
    • 用于磁性气泡存储器件的转移和复制布置
    • US4316263A
    • 1982-02-16
    • US73772
    • 1979-09-10
    • William D. Doyle
    • William D. Doyle
    • G11C19/08
    • G11C19/0858
    • A magnetic bubble replication and transfer arrangement is disclosed which provides for replicating magnetic bubbles in thin planar layers of magnetic material without the need for electrical current carrying conductor elements. The arrangement includes a replicating half-disc permalloy element disposed in a particular way between first and second tracks formed from half-disc elements which are deposited on a surface of the magnetic layer. When a rotating magnetic field in the plane of the material is rotated in a predetermined direction with respect to the above arrangement, replication of a bubble in the first track occurs at a replication region where a portion of the replicating element is adjacent the first track. The original bubble continues movement within the first track while the newly formed bubble moves along the replicating element into the second track in response to rotation of the in-plane magnetic field.Transfer of bubbles from the second track to the first track and transfer without replication from the first track to the second track is provided for by applying timed electrical signals to a transfer electrical conductor which is interlinkably disposed between the magnetic layer and elements of the second track and a portion of the replicating element adjacent the first track. The timed electrical signals are applied for specific portions of the rotation cycle of the in-plane field to effect bubble transfer between first and second tracks.
    • 公开了一种磁性气泡复制和转印装置,其提供了磁性材料的薄平坦层中的复制磁性气泡,而不需要承载导电元件的电流。 该装置包括复制的半圆盘坡莫合金元件,以特定方式设置在由半圆盘元件形成的第一和第二轨道之间,该半圆盘元件沉积在磁性层的表面上。 当材料的平面中的旋转磁场相对于上述布置在预定方向上旋转时,第一轨道中的气泡的复制发生在复制区域,其中复制元件的一部分与第一轨道相邻。 原始气泡在第一轨道内继续移动,同时新形成的气泡响应于平面内磁场的旋转而沿着复制元件移动到第二轨道中。 通过将定时电信号施加到可互连地设置在磁性层和第二轨道的元件之间的转移电导体来提供气泡从第二轨道传递到第一轨道并且不从第一轨道传输到第二轨道 以及与第一轨道相邻的复制元件的一部分。 定时电信号被施加在平面场的旋转周期的特定部分,以实现第一和第二轨迹之间的气泡转移。
    • 6. 发明授权
    • Passive bubble generator
    • 被动气泡发生器
    • US4273801A
    • 1981-06-16
    • US62842
    • 1979-08-01
    • William D. Doyle
    • William D. Doyle
    • G11C19/08B05D3/14
    • G11C19/0858
    • The present invention is a method and apparatus for passive generation of magnetic bubbles in thin layers of magnetic materials, such as garnets, and uses specially designed permalloy elements which with the rotation of an in-plane magnetic field act to generate magnetic bubbles over a wide range of bias magnetic field values. The design of a special permalloy element includes an angular portion and a contiguous remaining portion having a large surface area relative to the angular portion. Pulsing of the in-plane rotating field to higher field values as it passes through a predetermined orientation with respect to the angular portion generates magnetic bubbles in a controllable manner for fixed values of the bias field.
    • 本发明是用于在诸如石榴石等磁性材料的薄层中被动地产生磁性气泡的方法和装置,并且使用专门设计的坡莫合金元件,其随着平面内的磁场的旋转而产生在宽的 偏置磁场值范围。 特殊坡莫合金元件的设计包括相对于角部分具有大表面积的角部分和连续的剩余部分。 当平面旋转场相对于角部通过预定取向时,将平面内旋转场的脉冲移动到较高的场值,对偏置场的固定值以可控的方式产生磁气泡。
    • 8. 发明申请
    • Electromagnetic Valve
    • 电磁阀
    • US20130161545A1
    • 2013-06-27
    • US13574898
    • 2011-02-03
    • Leon LeventhalPeter J. LuzenskiGregory J. KrawczykNikolaos ManoliosWilliam D. DoyleKenneth GrecoJeff Thompson
    • Leon LeventhalPeter J. LuzenskiGregory J. KrawczykNikolaos ManoliosWilliam D. DoyleKenneth GrecoJeff Thompson
    • F16K31/06
    • F16K31/0658B60T8/363B60T8/4872
    • An electromagnetic valve for use in controlling fluid flow between first and second passageways in a hydraulic valve block includes a valve body. The valve body defines a central axis, has a central opening therethrough, and has a lower end adapted to be inserted into a bore of the valve block. A hollow valve dome is attached to an upper end of the valve body. An armature is axially moveable within the valve dome. A spring biases the armature in one axial direction. A closing element is coupled to a lower end of the armature. An electromagnetic coil coaxially surrounds the armature and is operable to effect axial movement of the armature in an axial direction opposite the one axial direction. A valve seat member is carried by a lower end of the valve body and has an orifice providing fluid flow between the first and second valve block passageways. The valve seat member defines a valve seat that surrounds the orifice and cooperates with the closing element for selectively closing the orifice. The valve seat member is formed as a deep drawn part and includes a tubular portion having one end defining a valve seat, and an opposite end connected to the valve body.
    • 用于控制液压阀块中的第一和第二通道之间的流体流动的电磁阀包括阀体。 阀体限定中心轴线,具有穿过其的中心开口,并且具有适于插入阀块的孔中的下端。 中空阀门圆顶安装在阀体的上端。 电枢可在阀座内轴向移动。 弹簧沿一个轴向偏置电枢。 关闭元件联接到电枢的下端。 电磁线圈同轴地围绕电枢并且可操作以在与一个轴向方向相反的轴向方向上实现电枢的轴向运动。 阀座构件由阀体的下端承载并且具有在第一和第二阀块通道之间提供流体流动的孔口。 阀座构件限定围绕孔口的阀座,并与闭合元件协作以选择性地关闭孔口。 阀座构件形成为深拉部分,并且包括具有限定阀座的一端的管状部分和与阀体连接的相对端。