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:
Mar. 29, 1977
Filed:
Oct. 24, 1975
Applicant:
Inventor:
Hans Stahlecker, Sussen, DT;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01H / ;
U.S. Cl.
CPC ...
57 5895 ;
Abstract
A fiber supply duct for an open-end spinning unit of the type having an opening device, such as an opening roller, for the opening of continuously fed fiber material. The fiber supply duct extends from the opening device and terminates in a spinning rotor with an air current effecting a conveyance of the fibers being generated in the fiber supply duct by means of a negative pressure ambient produced in the zone of the spinning rotor. The fiber supply duct is provided with a steadily widening flaring mouth section in the zone of the spinning rotor.