Cutting presses with cutter stroke adjustment

申请号 US44692565 申请日 1965-04-09 公开(公告)号 US3280685A 公开(公告)日 1966-10-25
申请人 UNITED SHOE MACHINERY CORP; 发明人 DERRAH NORMAN S; DE VITA RAYMOND A; ELLIOTT RICHARD M;
摘要
权利要求
  • 2. IN A CLICKER PRESS OF THE TYPE DESCRIBED COMPRISING A FRAME HAVING UPPER AND LOWER JOURNALS AND A BEAMCARRYING SPINDLE MOUNTED IN THE JOURNALS, SPRING MEANS PROJECTING UPWARDLY INTO THE SPINDLE TO BIAS THE SPINDLE AND BEAM UPWARDLY, SUPPORT MEANS FOR THE SPRING, SAID SUPPORT MEANS BEING FREELY ROTATABLE TO PERMIT FREE ROTATION OF THE SPRING WITH THE ROTATION OF THE SPINDLE, A CYLINDER MOUNTED ON THE UPPER JOURNAL HAVING A PISTON ADAPTED TO MOVE DOWNWARDLY WHEN PRESSURE FLUID IS APPLIED TO THE CYLINDER TO DRIVE THE SPINDLE AND BEAM DOWNWARDLY, AND A PIVOT PLUNGER DISPOSED IN THE TOP OF THE SPINDLE AND NORMALLY PROJECTING UPWARDLY THEREFROM AGAINST THE PISTON TO MAINTAIN THE PISTON IN SPACED RELA-
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