CAGE FOR ANGULAR BALL BEARING
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United States of America Patent
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Issued Date -
Jan 28, 2016
app pub date -
Jan 30, 2014
filing date -
Apr 16, 2013
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
Each of the pockets 55 of a cage 50 for an angular ball bearing 10 includes a cylindrical hole 56 opened in a cage outer peripheral surface 50a and a conical hole 58 opened in a cage inner peripheral surface 50b. The inside diameter A of the conical hole 58 in the cage inner peripheral surface 50b and the diameter Dw of the ball 40 provide Dw≦0.94; the constant distance C of the cylindrical hole 56 and the inside diameter B of the cylindrical hole 56 provide C/B≦0.35; and, the minimum value D of the difference between PCD of the ball 40 and the outside diameter of the cage 50 and the diameter Dw of the ball provide D/Dw≧0.04.
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