| 摘要 |
<p>PCT No. PCT/GB79/00046 Sec. 371 Date Nov. 7, 1979 Sec. 102(e) Date Nov. 7, 1979 PCT Filed Mar. 12, 1979 PCT Pub. No. WO79/00752 PCT Pub. Date Oct. 4, 1979.This invention is a bearing tube for a marine propeller shaft, and a method of making such a tube according to which polyacrylonitrile or other fibres (8) carrying a sticky resin (7) are wound onto a mandrel (5) and, at least at the bearing lining, wear resistant powder (6) or other compound is included with the fibres and resin to improve the properties of the bearing lining. Such a bearing tube including essentially a resin impregnated polyacrylonitrile fibres and the wear resistant compound can be easily machined to size without any health hazards, and can be lubricated by oil or water (even sea water) and is dimensionally stable.</p> |
