EP 2511403 B1 20140430 - Pre-spinning machine for producing roving
Title (en)
Pre-spinning machine for producing roving
Title (de)
Vorspinnmaschine zur Herstellung eines Vorgarns
Title (fr)
Banc à broches pour la fabrication d'une mèche
Publication
Application
Priority
CH 6532011 A 20110413
Abstract (en)
[origin: EP2511403A1] The roving machine has a spinning unit which has a vortex chamber with an inlet opening for the fiber composite and a roving formation element in the form of a spindle. The roving formation element is partially extended in the vortex chamber. A discharge channel provided in the region of the vortex chamber has an inlet orifice for a rove with a diameter (F), whose amount lies between 4 millimetre and 12 millimetre, particularly between 6 millimetre and 8 millimetre.
IPC 8 full level
D01H 1/115 (2006.01); D01H 4/02 (2006.01); D01H 7/92 (2006.01)
CPC (source: EP US)
D01H 7/92 (2013.01 - EP US); D01H 1/115 (2013.01 - EP US)
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
DOCDB simple family (publication)
EP 2511403 A1 20121017; EP 2511403 B1 20140430; BR 102012007028 A2 20130611; BR 102012007028 B1 20191119; CH 704780 A1 20121015; CN 102733018 A 20121017; CN 102733018 B 20170322; JP 2012219427 A 20121112; JP 6008547 B2 20161019; US 2012285134 A1 20121115; US 8607540 B2 20131217
DOCDB simple family (application)
EP 12001495 A 20120306; BR 102012007028 A 20120327; CH 6532011 A 20110413; CN 201210106132 A 20120412; JP 2012091930 A 20120413; US 201213446005 A 20120413