| 摘要 |
<p>549,433. Bearings. GLACIER METAL CO., Ltd., and BATE, J. Nov. 20, 1941, No. 14943. [Class 12 (i)] A half-liner comprises a backing to which are bondedzones of different metals of different hardness, the harder zones being bonded direct to the backing and located where the greatest load occurs and the softer zones embedding foreign matter. The steel backing a has bonded thereto areas b of white metal and areas c of copper lead or lead bronze. The areas c may be wiped with white metal but not of sufficient thickness to accommodate foreign matter.</p> |
