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:
Sep. 13, 1977
Filed:
Nov. 01, 1976
Fritz Stahlecker, Bad Uberkingen, DT;
Other;
Abstract
Servicing apparatus, such as rotor cleaning and yarn piecing apparatus, for servicing individual spinning assemblies of open-end spinning machines is provided. In order to accommodate usage of a single servicing instrument for several different spinning machines, operating at different conditions for producing different yarns, program control apparatus, including a plurality of control programs which are distinguished from one another as the sequence and timing of servicing operations, is provided. In preferred embodiments, the spinning machines include switch setting apparatus for switching the servicing instrument to the proper program in response to movement of the servicing instrument adjacent the spinning machine to be serviced.