EP 0189541 A3 19870930 - PUNCHING DEVICE
Title (en)
PUNCHING DEVICE
Publication
Application
Priority
DE 3502970 A 19850130
Abstract (en)
[origin: EP0189541A2] The punch is for punching holes in a hollow aluminium bar (2). It comprises a cutter plate (41) on a carrier (11) feedable inside the bar (2). A two armed lever (13) is pivotally mounted on the carrier and has a punching die (14) at one end (13') and a pneumatic servo actuator (15) acting on the other end.
IPC 1-7
IPC 8 full level
B21D 28/28 (2006.01)
CPC (source: EP)
B21D 28/28 (2013.01)
Citation (search report)
- [X] US 3468206 A 19690923 - BAKULA WALTER M
- [Y] DE 1885792 U 19640109 - BLOCK WILHELM [DE]
- [Y] DE 1901277 A1 19700806 - PARTIPHARM AG
- [Y] DE 2824451 A1 19791206 - HEIDT KG RICHARD
- [Y] DE 1269458 B 19680530 - J L THOMSON RIVET CORP
- [A] DE 2620545 A1 19761202 - YOSHIDA KOGYO KK
Designated contracting state (EPC)
AT BE CH DE FR GB IT LI LU NL SE
DOCDB simple family (publication)
EP 0189541 A2 19860806; EP 0189541 A3 19870930; DE 3502970 A1 19860731
DOCDB simple family (application)
EP 85114825 A 19851122; DE 3502970 A 19850130