Gerhard Fetzer

Opening roller for an opening device of an open-end spinning machine

Support discs for a support-disc mounting for the mounting of open-end spinning rotors

Shaft coupling for bottom cylinders of drafting units on spinning machines

Opening roller arrangement

Open-end spinning rotor assembly

Drafting rollers on spinning frame - have a drive-shaft constructed in sections which are screwed together

Spinning rotor for an open-end spinning device and process of making same

Method and apparatus for treating open-end friction spinning rollers

Verfahren zum herstellen einer aufloesewalze und aufloesewalze fuer oe-spinnaggregate A method of manufacturing a aufloesewalze and aufloesewalze for oe-spin sets

Spinnrotor fuer eine offenend-spinnvorrichtung und verfahren zu seiner herstellung Spinning rotor for an open-end spinning device and method for its preparation