| 摘要 |
1,181,472. Bearings. C. WATSON. 19 July, 1968 [3 May, 1968], No. 21107/68. Heading F2A. A cylindrical bearing bush comprises an inner liner of phosphor-bronze and an outer sleeve of a material other than phosphorbronze, and is made either by shrinking the sleeve on to the liner or expanding the liner into the sleeve by means of heat treatment. The outer sleeve may be of cast iron, steel, aluminium, aluminium alloy, lead, plastics or filled asbestos. |
