The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 28, 1992
Filed:
Apr. 12, 1990
W. Schlafhorst AG & Co., Monchengladbach, DE;
Abstract
An open-end spinning machine has a rotor with a shaft, an opening and an interior with a fiber slipping surface terminating in a fiber collecting groove in a given plane. A cleaning device for cleaning the interior of the rotor includes an arm. A rotatable shaft connected to the arm is offset relative to and disposed at an angle relative to the rotor shaft. A support on the rotatable shaft has an end on which at least one cleaning tool is disposed. The support is rotatable about the rotatable shaft with the end describing an arc cutting across the given plane for delivering the at least one cleaning tool with a forward motion through the rotor opening to a portion of the interior of the rotor to be cleaned.