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    • 32. 发明授权
    • Rotary armature with cooling of commutator
    • 具有换向器冷却的旋转电枢
    • US4513217A
    • 1985-04-23
    • US559434
    • 1983-12-08
    • Syoji Kishimoto
    • Syoji Kishimoto
    • H01R39/08H01R39/14H02K9/28
    • H01R39/08H01R39/14
    • A commutator includes an annular end portion with a reduced diameter on each of its axially opposite sides formed by cutting away axially opposite end portions of a plurality of commutator segments included in the commutator into opposite steps, a shrink ring fitted onto the reduced diameter annular end portion remote from an armature clamp, a flanged shrink ring fitted onto the reduced diameter end portion near to the armature clamp and fitted onto a reduced diameter annular portion of an outer clamping ring of an L-shaped cross-section and supporting an armature coil, the shrink rings being formed of an insulating material.
    • 换向器包括在其每个轴向相对侧上具有减小的直径的环形端部,通过将包括在换向器中的多个换向器段的轴向相对端部切除成相反的步骤,装配到减小直径的环形端 远离电枢夹具的部分,安装在靠近电枢夹具的缩径端部上的凸缘收缩环,并装配到L形横截面的外夹紧环的减小直径的环形部分上并且支撑电枢线圈, 收缩环由绝缘材料形成。
    • 34. 发明授权
    • Solid brush current collection system
    • 固体刷电流收集系统
    • US4241271A
    • 1980-12-23
    • US928116
    • 1978-07-26
    • John L. JohnsonLawrence E. Moberly
    • John L. JohnsonLawrence E. Moberly
    • H01R39/48H02K9/28H01R39/00
    • H01R39/48H02K13/003H02K9/28Y10T428/30
    • A solid brush current collecting system for dynamo-electric machines which selectively uses compatible materials in different applications for the moving and stationary contact members. Brushes of different compositions are disclosed and the current transfer and collecting members are operated in an inert gas atmosphere, such as carbon dioxide, having either water or organic additives, such as alcohols, hydrocarbons, ketones, and the like, to achieve operation of the current collector system at higher temperatures, higher velocities and higher current densities than is possible with conventional systems. Low friction and low wear rates are in part achieved by operating the contact members in a low temperature environment.
    • 一种用于发电机的固体电刷电流收集系统,其选择性地使用用于移动和固定接触构件的不同应用中的相容材料。 公开了不同组成的刷子,并且目前的转移和收集构件在诸如二氧化碳的惰性气体气氛中操作,其具有水或有机添加剂,例如醇,烃,酮等,以实现 集电器系统在更高的温度,更高的速度和更高的电流密度比传统系统可能。 通过在低温环境中操作接触构件,部分地实现了低摩擦和低磨损率。
    • 35. 发明授权
    • Slip ring and brush arrangement
    • 滑环和刷子布置
    • US3984716A
    • 1976-10-05
    • US561999
    • 1975-03-25
    • Paul Stark
    • Paul Stark
    • H02K9/28H02K13/00
    • H02K9/28H02K13/003
    • A slip ring for the transfer of very large currents to the rotor of an electric power generator is provided with a slip contact surface in the form of a surface of revolution oblique to the axis of rotation that is a ruled surface, which is to say straight lines (known as generatrices) can be drawn on it, whether the surface be flat, as a conical surface, or curved as, for example, a hyperboloidal surface. Cooling grooves centered on straight lines are provided, as well as cooling channels beneath the surface and parallel to it, through which air passes and may thereafter be used to cool the brushes and their supports. The brushes are arranged on self-adjusting ring-shaped carriers hung on centering arms rolling on axially directed guides and urged by a spring arrangement so as to press the brushes towards the slip ring. When one ring of brushes is worn away, it is carried beyond the slip ring where it can be removed for renewal and new rings of brushes can be added, all without stopping the generator.
    • 用于将非常大的电流传递到发电机的转子的滑环设置有与旋转轴线相反的旋转表面形式的滑动接触表面,该旋转轴线是刻线表面,其是直的 可以在其上绘制线(称为母线),无论表面是平坦的,如圆锥形表面,还是弯曲的,例如像双曲面。 提供以直线为中心的冷却槽,以及在表面下方并与其平行的冷却通道,空气通过该冷却槽,此后可用于冷却刷子及其支撑件。 电刷布置在自动调节的环形托架上,悬挂在定心臂上,滚动在轴向导向件上并由弹簧布置推动,以将刷子朝向滑环压。 当一个电刷环被磨损时,它会被运送到滑环上方,可以将其移除,以便更新,并且可以添加新的电刷环,所有这些都不会停止发电机。