| 摘要 |
<p>726,182. Bearing liners. GLACIER METAL CO., Ltd. Nov. 7, 1952 [Nov. 23, 1951; Feb. 26, 1952], Nos. 27532/51 and 5004/52. Drawings to Specification. Class 12 (1) [Also in Group XXXVI] A bearing liner is formed of an aluminium which is anodized externally to a depth which is substantial in relation to the wall thickness to provide an increase of yield strength so as to maintain the interference fit of the bearing liner. The bearing bush or liner may comprise a backing of relatively strong aluminium alloy and a bearing surface layer of an aluminium alloy containing up to 50 per cent. of tin. Specification 681,841, [Group XXII], is referred to.</p> |
