公开(公告)号：US3765222A

公开(公告)日：1973-10-16

申请号：US3765222D

申请日：1972-03-01

Applicant: ASEA AB

Inventor： LUNDBACK B

IPC: B21C23/00 ,  B21C23/10 ,  B21C25/02

CPC classification number: B21C23/007 ,  B21C23/10

Abstract: For producing rods having longitudinally or helically extending projections or ribs by hydrostatic extrusion, the billet is extruded through a die having grooves, with the bases of the grooves inclined towards the longitudinal axis of the die so as to cause the material being extruded to fill the grooves of the die completely.

Abstract translation: 为了通过流体静力学挤出生产具有纵向或螺旋形延伸的突出物或肋的杆，通过具有凹槽的模具将坯料挤出，其中槽的基部朝向模具的纵向轴线倾斜，以使挤出的材料填充 模具的凹槽完全。