| 摘要 |
<p>908,315. Making wheels; blank punching. FIRESTONE TIRE & RUBBER CO. Jan. 27, 1961 [Sept. 26, 1960], No. 3237/61. Drawings to Specification. Classes 83 (2) and 83 (4). Apparatus for continuously punching circular blanks for disc wheels progressively from plates comprises a press, a vertically movable upper female blanking die and a lower male blanking die mounted in said press, means for retaining a blank in said female die as the die is raised, means for dropping said blank from said female die when said die reaches a predetermined height, a sliding carriage on the discharge side of the press, means for moving said carriage to and from a position below said female die to receive a blank therefrom, and a discharge conveyer below said carriage to receive a blank from said carriage. The apparatus is fully described in Specification 909,120.</p> |
