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    • 2. 发明授权
    • Road vehicle cornering assistance mechanism
    • 道路车辆转弯辅助机构
    • US5079708A
    • 1992-01-07
    • US615433
    • 1990-11-16
    • Jack L. Brown
    • Jack L. Brown
    • B60K23/04B60T8/175B60T8/1761B60T8/24
    • B60T8/246B60K23/04B60T8/175B60T8/17616B60T2201/16
    • A mechanism for improving the cornering capability of a road vehicle apportions torques applied to wheels differentially between the right and left wheels as a function of the vehicle speed, steering angle and lateral acceleration. Instantaneous differential torques are computed using these and other variable parameters which are continuously monitored, as well as some constant parameters including the characteristics of the vehicle and its tires. The differential torques may be applied by modulating brake force separately for each wheel or through differential clutch arrangements. Applications to rear-driven wheels only, all four wheels, and even single-side wheels are disclosed. The latter is designed to achieve the stagger effect on circular race tracks.
    • 作为车速,转向角和横向加速度的函数的用于提高道路车辆的转弯能力的机构,其分配应用于左右车轮之间的车轮的转矩。 使用连续监测的这些和其他可变参数以及包括车辆及其轮胎的特性的一些恒定参数来计算瞬时差速转矩。 可以通过分别对每个车轮或通过差速离合器装置调节制动力来施加差速转矩。 公开了仅用于后驱动车轮,所有四个轮子,甚至单侧车轮的应用。 后者旨在实现圆形赛道的交错效应。
    • 3. 发明授权
    • Inorganic/organic insulating coating for nonoriented electrical steel
    • 无取向电工钢无机/有机绝缘涂层
    • US5955201A
    • 1999-09-21
    • US994387
    • 1997-12-19
    • Dannie S. LoudermilkJack L. Brown
    • Dannie S. LoudermilkJack L. Brown
    • C23C22/17C04B28/34C21D8/12C22C38/00C23C22/20C23C22/74H01F1/18C23C30/00
    • H01F1/18C04B28/34C21D8/1283C23C22/74C04B2111/00525Y02P10/212Y10T428/12951Y10T428/31678Y10T428/31833
    • The present invention relates to a nonoriented electrical steel sheet coated on both surfaces with a cured insulative coating for providing a high level of surface resistivity to minimize interlaminar power losses. The cured insulative coating on the steel sheet includes, based upon 100 parts by dry weight, 20-60 parts of aluminum phosphate, 20-70 parts of at least one inorganic particulate silicate and 10-25 parts of an acrylic resin. The cured coating is formed from an acid aqueous suspension that may include up to 1 part by weight of a water-soluble organic solvent per each part of the resin. The aqueous suspension has a pH of about 2-2.5, a silicate particle size of 0.3-60 .mu.m, a resin particle size of less than 1 .mu.m, less than about 0.5 wt. % unreacted phosphoric acid and a specific gravity of about 1.0-1.3. The silicate may be one or more from the group consisting of aluminum silicate, aluminum potassium silicate and magnesium silicate. After curing, the coating has a thickness on each sheet surface of 0.5-8 .mu.m. The insulative coated nonoriented electrical steels may be used to minimize power losses in laminated magnetic cores of motors, generators, transformers, and other electrical equipment.
    • 本发明涉及涂覆在两个表面上的具有固化绝缘涂层的无取向电工钢板,以提供高水平的表面电阻率以最小化层间功率损耗。 钢板上的固化绝缘涂层包含基于100份干重量的20-60份磷酸铝,20-70份至少一种无机颗粒硅酸盐和10-25份丙烯酸树脂。 固化的涂层由酸性水悬浮液形成,每个部分树脂可含有至多1重量份的水溶性有机溶剂。 水性悬浮液的pH为约2-2.5,硅酸盐粒度为0.3-60μm,树脂粒度小于1μm,小于约0.5wt。 %未反应的磷酸,比重约为1.0-1.3。 硅酸盐可以是由硅酸铝,硅酸铝钾和硅酸镁组成的组中的一种或多种。 固化后,涂层在每片表面上的厚度为0.5-8μm。 可以使用绝缘涂覆的无取向电工钢来最小化电动机,发电机,变压器和其他电气设备的层叠磁芯中的功率损耗。