发明名称 |
Punching devices |
摘要 |
A punching device for automatic punching machines for the punching of paper, cardboard and the like, comprising: impulsion means for a top shoe; such as an eccentric cam drive; a stationary bottom shoe supporting a counterpunch; a movable top shoe supporting punch knives; and a gripper bar arrangement for intermittent forwarding through the punching device of sheets to be punched wherein the impulsion means for the top shoe is located between the top shoe and a yoke which is connected with the bottom shoe through prestressed tie rods.
|
申请公布号 |
US4485708(A) |
申请公布日期 |
1984.12.04 |
申请号 |
US19810322541 |
申请日期 |
1981.11.18 |
申请人 |
HALFF, ALBERT;VOSSEN, MANFRED |
发明人 |
HALFF, ALBERT;VOSSEN, MANFRED |
分类号 |
B26D5/14;B21D28/02;B26D5/08;B26D5/16;B26D5/18;B26D7/00;B26F1/40;B30B1/00;B30B1/14;B30B1/26;B30B1/40;(IPC1-7):B26F1/40;B26D7/06 |
主分类号 |
B26D5/14 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|