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    • 6. 发明授权
    • Tandem motors
    • 串联电机
    • US07549849B2
    • 2009-06-23
    • US11306606
    • 2006-01-04
    • Arthur I. WatsonTyson R. MessickDiego A. NarvaezMichael H. DuPatrick M. McCartney
    • Arthur I. WatsonTyson R. MessickDiego A. NarvaezMichael H. DuPatrick M. McCartney
    • F04B35/04
    • F04D13/10F04D13/021H02K5/132H02K16/00
    • A pumping system including a first section and a second section. The first section includes a first housing having an axial bore formed therethrough and a protruding member formed on one end of the first housing, and a first shaft arranged within the axial bore of the first housing. The second section include a second housing having an axial bore formed therethrough and a recess formed on one end of the second housing for receiving the protruding member of the first housing, and a second shaft arranged within the axial bore of the second housing. An apparatus for compensating oil volume change in a motor, including a compensator housing having an open end for connecting to the motor, and a closed end; and a flexible bladder arranged within the housing and connected to the open end of the housing.
    • 一种泵送系统,包括第一部分和第二部分。 第一部分包括具有穿过其形成的轴向孔的第一壳体和形成在第一壳体的一端上的突出构件,以及布置在第一壳体的轴向孔内的第一轴。 第二部分包括具有穿过其形成的轴向孔的第二壳体和形成在第二壳体的一端上的凹部,用于接收第一壳体的突出构件,以及布置在第二壳体的轴向孔内的第二轴。 一种用于补偿电动机油量变化的装置,包括具有用于连接到电动机的开口端的补偿器壳体和封闭端; 以及布置在壳体内并连接到壳体的开口端的柔性囊。
    • 10. 发明授权
    • Spring cartridge rotor bearing
    • 弹簧筒转子轴承
    • US5795075A
    • 1998-08-18
    • US707552
    • 1996-09-04
    • Arthur I. Watson
    • Arthur I. Watson
    • E21B4/00E21B43/12H02K5/132H02K7/08F16C33/04
    • H02K5/132E21B4/003E21B43/128H02K7/088
    • A spring cartridge rotor bearing is inserted into an electric motor during assembly as a preassembled unit. The rotor bearing includes a sleeve having a bore adapted to receive therethrough a shaft of the electric motor, and each end of the sleeve adapted to contact adjacent motor rotor sections. A bearing has a bore extending therethrough with the sleeve received therein. The bearing thermally locks into the stator bore early in motor warm-up and the bearing has sufficient end play on the sleeve to accommodate shaft expansion. One or more springs are located on the sleeve to bias the bearing to a neutral or generally centered position on the sleeve. The springs permit the bearing to move along the sleeve during times of thermal expansion and contraction, and prevent the bearing from becoming locked into an extreme position. This prevents the transmission of thrust loads from the rotor to the bearing.
    • 在组装期间将弹簧筒转子轴承插入到电动机中作为预组装的单元。 转子轴承包括套筒,该套筒具有适于容纳电动机的轴的孔,并且套筒的每个端部适于接触相邻的电动机转子部分。 轴承具有延伸穿过其中套筒容纳在其中的孔。 轴承早期在电机预热中锁定到定子孔中,并且轴承在套筒上具有足够的端部作用以适应轴的膨胀。 一个或多个弹簧位于套筒上以将轴承偏置到套筒上的中性或大致居中的位置。 弹簧允许轴承在热膨胀和收缩期间沿套筒移动,并防止轴承锁定到极限位置。 这样可以防止推力载荷从转子传递到轴承。