| 摘要 |
<p>796,428. Roller bearing cages. MAHLEWERK GES. Oct. 17, 1955 [Oct. 23, 1954], No.29530/55. Class 12 (1). A roller bearing cage has pockets defined by axial cross-pieces 3 and end flanges 1, 2 integral therewith, the flange 1 surrounding the ends of the cross-pieces 3 and the flange 2 lying within the ends of the crosspieces 3. The surfaces 3a of the cross-pieces 3 are concave and the smallest distance a between two opposite faces is a little less than the diameter of the rollers.</p> |
