EP 3720627 A1 20201014 - METHOD FOR PRODUCING A CONNECTING ELEMENT, CONNECTING ELEMENT, AND ROLLING TOOL
Title (en)
METHOD FOR PRODUCING A CONNECTING ELEMENT, CONNECTING ELEMENT, AND ROLLING TOOL
Title (de)
VERFAHREN ZUM HERSTELLEN EINES VERBINDUNGSELEMENTS, VERBINDUNGSELEMENT UND WALZWERKZEUG
Title (fr)
PROCÉDÉ DE FABRICATION D'UN ÉLÉMENT D'ASSEMBLAGE, ÉLÉMENT D'ASSEMBLAGE ET OUTIL DE LAMINAGE
Publication
Application
Priority
- DE 102017222146 A 20171207
- EP 2018081769 W 20181119
Abstract (en)
[origin: WO2019110287A1] The invention relates to a method for producing a connecting element (40) comprising at least two ball-type sections (54, 56), wherein two ball-type sections are directly adjacent to one another or wherein two ball-type sections are connected to one another by a connection section, which method provides the step of rolling an integral blank that is cylindrical, at least in part, between at least two rolling tools, and the step of shaping the at least two ball-type sections and optionally the connection section during the rolling. The invention also relates to a connecting element and a rolling tool for producing a connecting element.
IPC 8 full level
B21H 1/14 (2006.01); B21H 1/18 (2006.01); B21H 3/06 (2006.01); B21H 7/00 (2006.01)
CPC (source: EP US)
B21H 1/14 (2013.01 - EP); B21H 1/18 (2013.01 - EP US); B21H 3/06 (2013.01 - EP US); B21H 1/14 (2013.01 - US); B21H 7/002 (2013.01 - EP)
Citation (search report)
See references of WO 2019110287A1
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
WO 2019110287 A1 20190613; CN 111788022 A 20201016; CN 111788022 B 20230407; DE 102017222146 A1 20190613; EP 3720627 A1 20201014; EP 3720627 B1 20231018; EP 3720627 C0 20231018; US 11779999 B2 20231010; US 2020384524 A1 20201210
DOCDB simple family (application)
EP 2018081769 W 20181119; CN 201880078955 A 20181119; DE 102017222146 A 20171207; EP 18807276 A 20181119; US 201816769478 A 20181119