| 摘要 |
1,213,146. Bearings. PHILIPS' GLOEILAMPENFABRIEKEN N.V. 4 Dec., 1967 [7 Dec., 1966], No. 54972/67. Heading F2A. A hydrodynamic bearing element comprises an elastic body 1 having at least three spiral grooves in its bearing surface 1b each groove having a width at least six times its depth. In Fig. 1 the running surface is frusto-conical. The element is made by injection moulding of rubber or synthetic resin. The element may be supported by an integral membrane (4, Fig. 2, not shown), or by spokes (8, Figs, 3a, 3b, not shown) in a member (5). The element may have a plane surface. Recesses (15, 18, Figs. 6-7, not shown) may be provided in the outer portion of the element. |
