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:
Jul. 12, 1983
Filed:
Oct. 06, 1981
Applicant:
Inventors:
Alan Parker, Breightmet, Bolton, Lancashire, GB;
William M Farnhill, Burnley, Lancashire, GB;
Douglas O Clough, Rawtenstall, Rossendale, Lancashire, GB;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01H / ;
U.S. Cl.
CPC ...
57401 ; 57411 ; 57413 ;
Abstract
A friction spinning apparatus including two rollers defining between them an elongate yarn formation area from which yarn is drawn axially of the rollers, has a fibre feed duct extending to a position between the rollers and closely adjacent the yarn formation area. The fibre feed duct includes a surface along each side adjacent the respective roller which surface is curved to follow the curvature of the adjacent portion of the roller.