ClassID:

121929

D01H4/12 - CPC Classification

Classification description:

Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques imparting twist by contact of fibres with a running surface; Rotor spinning, i.e. the running surface being provided by a rotor Rotor bearings; Arrangements for driving or stopping

Sub-classes:
Recent Application in this class:
#1
20230031746
2023-02-02

Axial bearing and pole disk for an axial bearing

#2
20200362480
2020-11-19

Yarn return unit for returning a yarn as well as a workstation of a textile machine comprising a yarn return unit

#3
20200032425
2020-01-30

CLEANING DEVICE FOR CLEANING A ROTOR PLATE OF A SPINNING ROTOR, COMPRISING A CLEANING HEAD

#4
20190257007
2019-08-22

Method for operating a spinning machine of a rotor spinning machine, and spinning machine of a rotor spinning machine

#5
20190145025
2019-05-16

Spinning Rotor for an Open-End Spinning Machine having a Friction-Enhancing Lining Made of an Elastomeric Material, and Open-End Spinning Machine

#6
20180238388
2018-08-23

Method for supporting a spinning rotor and bearing system, spinning rotor and support bearings

#7
20170058434
2017-03-02

Support Disk with a Crowned Running Surface

#8
20150361593
2015-12-17

Open-end spinning device with an intermediate chamber

#9
20150033695
2015-02-05

Open-end spinning rotor with a rotor cup, a rotor shaft and a coupling device

#10
20140285185
2014-09-25

Method for detecting changes of position of shaftless spinning rotor of open-end spinning machine in cavity of active magnetic bearing and spinning unit of open-end spinning machine with active magnetic bearing for bearing shaftless spinning rotor

#11
20140029881
2014-01-30

Support disc bearing for an open-end spinning device

#12
20130283754
2013-10-31

Open-end spinning rotor

#13
20100119183
2010-05-13

Axial bearing

#14
20090134727
2009-05-28

Method for operating an electromotive drive

#15
20080315812
2008-12-25

Method and device for starting an electric machine with a magnetically mounted rotor

#16
20080124204
2008-05-29

Open-end spinning device with an aerostatic axial bearing for a spinning rotor, an aerostatic axial bearing and a process for manufacturing an aerostatic axial bearing

#17
20070263951
2007-11-15

Supporting disk for providing bearing support to a rotor of an open-ended spinning machine, and method for manufacturing said supporting disk

#18
20070204592
2007-09-06

Driving system for high production open-end spinning machines

#19
20070140610
2007-06-21

Bearing device for mounting of a high-speed rotor

#20
20070130907
2007-06-14

Supporting disk