摘要 |
<p>454,243. Turning ingots &c. COMPAGNIE DES FORGES DE CHATILLON, COMMENTRY & NEUVES - MAISONS, 19, Rue de la Rochefoucauld, Paris. March 26, 1935, No. 9389. Convention date, April 11, 1934. Addition to 404,454. [Class 83 (iii)] The lathe for turning ingots described in the parent Specification is modified by the use of a tool comprising a number of cutters 41 ... 43 arranged in fan-like fashion in a holder 45 adjacent to the tracing-roller 44, the cutter points lying on an arc whose centre lies approximately in a horizontal plane containing the work-axis.</p> |