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US 4,055,940 AGranted
Internal friction twist device
AssigneeBayer Aktiengesellschaft
InventorsEdgar Muschelknautz, Franz Nemecek
Life of this patent
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Abstract
The invention relates to an internal friction twist device for texturing fine threads comprising an air-supported twist device in the form of a component of the rotor of an electric motor.
Claims12
An internal friction twist device for texturing fine threads, comprising an air-supported twist device in the form of a component of the rotor of an electric motor.
Dependencies are inferred from the claim text.