"There is practically no chance communications space satellites will be used to provide better telephone, telegraph, television, or radio service inside the United States."
|7329047||Rolling member connection belt and motion guide device provided with same|
A motion guide device is provided with a rolling member connection belt for holding a series of rolling members which circulate in a circulation passage provided with a loaded rolling passage, a non-loaded return passage and a pair of rolling direction changing memb...
|5924800||Ball bearing for small size fan|
A ball bearing for a small size fan for supporting an axis of rotation of an impeller is formed of four or five balls (21), a crown-shaped cage (25), an inner ring (22), and an outer ring (23). By using an optimized number of the balls (21) under the work...
|5491893||Assembly method for two row ball bearing with integral, angular contact pathways|
A two row, integral pathway, angular contact ball bearing has a single separator to handle both ball rows, but without significant limitation on the total ball count and load capacity. The theoretical full complement ball count is determined, that is, the...
|4909098||Harmonic drive apparatus|
A harmonic drive apparatus comprises a circular spline which has internal spline teeth and which is rotatable around a rotational axis, a flexible cylindrical flexspline which is concentrically disposed within the circular spline and which has external sp...
|4136915||Ball bearing retainer|
A ball bearing retainer in the form of a unitary molded plastic ring has a central axis with an inner peripheral edge and an outer peripheral edge spaced about the axis. A base portion of the retainer ring extends between the inner and outer peripheral ed...
|4055371||Ball bearing having staggered balls|
A ball bearing has an inner ring and an outer ring defining inner and outer races respectively. A row of balls is provided between the races, and a cage holds the balls spaced apart from one another. The compartments of the cage are staggered alternately,...