| 摘要 |
1,253,868. Circular saws. CONVER MASCHINENBAU G.m.b.H. 13 Jan., 1969 [11 Jan., 1968], No. 1839/69. Heading B5L. [Also in Division B3] An automatic lathe for working bar material has a parting-off tool in the form of a circular saw 46. The saw is driven by an electric motor 47 via a V-belt inside an arm 45 and the saw is moved by a cam 51 operating through a lever 48. The cam is driven by a main control shaft 13. |
