EP 0022154 B1 19830119 - DEVICE FOR NON-CUTTING MANUFACTURE OF METALLIC BEVEL WHEELS
Title (en)
DEVICE FOR NON-CUTTING MANUFACTURE OF METALLIC BEVEL WHEELS
Publication
Application
Priority
DE 2927192 A 19790705
Abstract (en)
[origin: US4351177A] The apparatus includes a die, a punch, and a concentric counterpunch having an annular front extension; the die cavity has a spline-shaft-like extension and the counterpunch extension has a frustroconical tip and/or lateral teeth which mesh with the spline shaft. The counterpunch is spring-mounted upon the punch carrier.
IPC 1-7
IPC 8 full level
B21K 1/30 (2006.01)
CPC (source: EP US)
B21K 1/30 (2013.01 - EP US)
Designated contracting state (EPC)
FR GB IT SE
DOCDB simple family (publication)
DE 2927192 B1 19800821; DE 2927192 C2 19810423; EP 0022154 A1 19810114; EP 0022154 B1 19830119; US 4351177 A 19820928
DOCDB simple family (application)
DE 2927192 A 19790705; EP 80102323 A 19800430; US 16579680 A 19800703