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    • 11. 发明授权
    • Electromagnetic valve with permanent magnet armature
    • 带永磁电枢的电磁阀
    • US4690371A
    • 1987-09-01
    • US790279
    • 1985-10-22
    • Robert W. BosleySamson KirshmanDan B. LeMayWayne G. Renken
    • Robert W. BosleySamson KirshmanDan B. LeMayWayne G. Renken
    • F16K31/08H01F7/122H01F7/16H01F7/18
    • F16K31/082H01F7/1615H01F7/18H01F7/122
    • A modulating valve is described for controlling the flow of a working fluid through a flow orifice. The valve includes a encapsulated armature having a permanent magnet and a pair of soft iron pole pieces within its interior. The armature is axially movable by the passage of current through one or a dual pair of solenoid coils surrounding the armature. A thin webbed sealing disk is stretched over the end of an armature housing extension and acts to close or modulate flow of working fluid by varying the axial clearance between the disk and a stationary annular seat of the flow orifice. The armature is supported on flexure guide springs that allow armature axial motion when axial magnetic forces are applied to the armature. These axial forces are provided by the interaction of the solenoid coil(s) and the field of the permanent magnet. A magnetic field gradient produced by the permanent magnet allows the coil to apply a force to the armature in either the valve opening or valve closing direction, depending on the coil current polarity. An armature velocity signal is used in a closed loop servo control of valve position to suppress valve oscillation and over shoot when a change in valve position is commanded.
    • 描述了用于控制通过流动孔口的工作流体的流动的调节阀。 该阀包括其内部具有永磁体和一对软铁极片的封装电枢。 电枢可以通过电流通过围绕电枢的一对或双对电磁线圈而轴向移动。 薄的网状密封盘在电枢壳体延伸部的端部被拉伸,并且通过改变圆盘和流动孔口的固定的环形座之间的轴向间隙来作用来闭合或调节工作流体的流动。 电枢被支撑在弯曲导向弹簧上,当轴向磁力施加到电枢时允许电枢轴向运动。 这些轴向力由螺线管线圈与永磁体的磁场相互作用而提供。 由永久磁铁产生的磁场梯度允许线圈根据线圈电流极性在电磁阀或阀门关闭方向上向衔铁施加力。 电枢速度信号用于阀门位置的闭环伺服控制,以便在命令阀位置变化时抑制阀振动和过冲。
    • 13. 发明授权
    • Rotary machine with reduced axial thrust loads
    • 具有减小轴向推力载荷的旋转机
    • US06709243B1
    • 2004-03-23
    • US09696316
    • 2000-10-25
    • Rubin TanGary WillardRobert W. Bosley
    • Rubin TanGary WillardRobert W. Bosley
    • F04B300
    • F04D23/008F01D1/12F04D29/0516
    • A rotary machine includes a helical flow compressor/turbine and a permanent magnet motor/generator including a housing with a stator positioned therein. A shaft is rotatably supported within the housing. A permanent magnet rotor is mounted on a shaft and operatively associated with the stator. An impeller is mounted on the shaft and includes an impeller disk with a plurality of impeller blades extending therefrom. The housing includes a generally horseshoe-shaped fluid flow stator channel with an inlet at a first end and an outlet at a second end. The fluid in the generally horseshoe-shaped fluid flow stator channel proceeds from the inlet to the outlet while following a generally helical flow path with multiple passes through the impeller blades. The impeller disk has a plurality of axially-oriented vent holes formed therethrough to minimize a pressure differential across the impeller, thereby minimizing thrust loads applied to the impeller.
    • 旋转机器包括螺旋流压缩机/涡轮机和包括定子定位在其中的壳体的永磁电动机/发电机。 轴可旋转地支撑在壳体内。 永磁转子安装在轴上并与定子可操作地连接。 叶轮安装在轴上并包括具有从其延伸的多个叶轮叶片的叶轮盘。 壳体包括一般为马蹄形的流体流动定子通道,其具有在第一端处的入口和在第二端处的出口。 通常马蹄形流体流动定子通道中的流体从入口到出口进行,同时沿着大体上螺旋状的流动路径,多次通过叶轮叶片。 叶轮盘具有穿过其形成的多个轴向定向的通气孔,以最小化跨过叶轮的压力差,从而最小化施加到叶轮的推力。
    • 14. 发明授权
    • Compound shaft with flexible disk coupling
    • 复合轴与软盘耦合
    • US5697848A
    • 1997-12-16
    • US440541
    • 1995-05-12
    • Robert W. Bosley
    • Robert W. Bosley
    • F01D5/10F01D5/02F01D15/10F02C7/06F16C3/02F16C27/02H02K1/27H02K7/08H02K7/16F16D3/76
    • H02K1/2726F01D15/10F01D5/02H02K7/083H02K7/16
    • A compound shaft for a three journal bearing turbomachine which includes a first stiff shaft supported by two journal bearings, a second stiff shaft supported by one journal bearing and by one bi-directional thrust bearing, and a flexible disk shaft that operably connects the first and second stiff shafts. The flexible disk shaft utilizes a flexible disk to function as a low hysterisis joint in parallel with a non-linear trunion clock spring such that the flexible disk shaft transfers overturning support from the first stiff shaft to the second stiff shaft and transfers thrust bearing support from the second stiff shaft to the first stiff shaft. The flexible disk shaft allows the compound shaft to tolerate extremely large misalignments of the three journal bearings from a straight line axis. The dynamic characteristics of the compound shaft (especially the axial location of the flexible disk of the flexible disk shaft) are utilized to tune the frequencies of the turbomachine's rigid body and flexural criticals. All rigid body critical frequencies can be set below twenty percent of the machine's maximum operating speed and all flexural critical frequencies can be set more than thirty five percent above the turbomachine's maximum operating speed.
    • 一种用于三轴颈轴承涡轮机的复合轴,其包括由两个轴颈轴承支撑的第一刚性轴,由一个轴颈轴承和一个双向推力轴承支撑的第二刚性轴和可操作地连接第一和 第二刚性轴。 柔性盘轴利用柔性盘作为与非线性三通时钟弹簧平行的低滞后接头,使得柔性盘轴将翻转支撑件从第一刚性轴转移到第二刚性轴并将止推轴承支撑件从 第二刚性轴到第一刚性轴。 柔性盘轴允许复合轴容许三个轴颈轴承从直线轴线的极大的不对准。 复合轴的动态特性(特别是柔性盘轴的软盘的轴向位置)被用于调节涡轮机的刚体的频率和弯曲关键。 所有刚体的临界频率都可以设置在机器最大工作速度的二十分之下,所有的弯曲临界频率都可以设置在涡轮机最大工作速度以上的三十五点以上。
    • 16. 发明授权
    • Infusion device and driving mechanism for same
    • 输液器和驱动机构相同
    • US07785293B2
    • 2010-08-31
    • US11170826
    • 2005-06-29
    • John GrayRobert W. Bosley
    • John GrayRobert W. Bosley
    • A61M1/00F04B17/04F04B49/06
    • A61M5/14276A61M5/14216F04B17/042F04B53/1032
    • A drive mechanism for delivery of infusion medium has a coil and an armature moveable toward a forward position, in response to the electromagnetic field produced by activation of the coil. A piston is moveable axially within a piston channel to a forward position, in response to movement of the armature to its forward position. The armature and piston are moved toward a retracted position, when the coil is not energized. In the retracted position of the piston, a piston chamber is formed between the piston and a valve member and is filled with infusion medium. As the piston is moved to its forward position, the piston chamber volume is reduced and pressure within the piston chamber increases to a point where the pressure moves the valve member into an open position through an outlet.
    • 用于输送输注介质的驱动机构具有线圈和衔铁,其可响应于由线圈的激活产生的电磁场朝着向前位置移动。 响应于电枢到其向前位置的运动,活塞可以在活塞通道内轴向移动到前进位置。 当线圈未通电时,电枢和活塞向收回位置移动。 在活塞的缩回位置,活塞室形成在活塞和阀构件之间,并且填充有输注介质。 当活塞移动到其前部位置时,活塞室容积减小,并且活塞室内的压力增加到压力将阀构件通过出口移动到打开位置的点。
    • 17. 发明授权
    • Infusion device and driving mechanism for same
    • 输液器和驱动机构相同
    • US07131967B2
    • 2006-11-07
    • US10369242
    • 2003-02-19
    • John F. GrayRobert W. Bosley
    • John F. GrayRobert W. Bosley
    • A61K9/22
    • A61M5/14276A61M5/14216F04B17/042F04B53/1032
    • A drive mechanism for delivery of infusion medium. A coil surrounds a piston channel. An armature is located adjacent the coil. The armature is moveable toward a forward position in response to the electromagnetic field produced by activation of the coil. A piston located within the piston channel is moveable within the channel to a forward position in response to movement of the armature. The armature and piston are moved toward a retracted position when the coil is not energized. In the retracted position, a piston chamber formed between the piston and a valve member is filled with infusion medium. As the piston is moved to its forward position, piston chamber volume is reduced and pressure within the piston chamber increases and moves the valve member into an open position. Medium from the piston chamber is then discharged into an outlet chamber.
    • 用于输送输液的驱动机构。 线圈围绕活塞通道。 电枢位于线圈附近。 电枢响应于由线圈的激励产生的电磁场而能够向前移动。 位于活塞通道内的活塞可响应于电枢的运动而在通道内可移动到向前位置。 当线圈未通电时,电枢和活塞向收缩位置移动。 在缩回位置,形成在活塞和阀构件之间的活塞室填充有输注介质。 当活塞移动到其前进位置时,活塞室容积减小,并且活塞室内的压力增加并使阀构件移动到打开位置。 然后将活塞室的介质排出到出口室中。
    • 18. 发明授权
    • Infusion device and driving mechanism for same
    • 输液器和驱动机构相同
    • US06997921B2
    • 2006-02-14
    • US10033722
    • 2001-12-27
    • John F. GrayRobert W. Bosley
    • John F. GrayRobert W. Bosley
    • A61K9/22A61M1/00
    • A61M5/14276A61M5/14216F04B17/042F04B53/1032
    • A drive mechanism for delivery of infusion medium has a coil and an armature moveable toward a forward position, in response to the electromagnetic field produced by activation of the coil. A piston is moveable axially within a piston channel to a forward position, in response to movement of the armature to its forward position. The armature and piston are moved toward a retracted position, when the coil is not energized. In the retracted position of the piston, a piston chamber is formed between the piston and a valve member and is filled with infusion medium. As the piston is moved to its forward position, the piston chamber volume is reduced and pressure within the piston chamber increases to a point where the pressure moves the valve member into an open position through an outlet.
    • 用于输送输注介质的驱动机构具有线圈和衔铁,其可响应于由线圈的激活产生的电磁场朝着向前位置移动。 响应于电枢到其向前位置的运动,活塞可以在活塞通道内轴向移动到前进位置。 当线圈未通电时,电枢和活塞向收回位置移动。 在活塞的缩回位置,活塞室形成在活塞和阀构件之间,并且填充有输注介质。 当活塞移动到其前部位置时,活塞室容积减小,并且活塞室内的压力增加到压力将阀构件通过出口移动到打开位置的点。