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:
Aug. 22, 1989
Filed:
Mar. 24, 1988
Applicant:
Inventors:
Paul S Harris, Chester, VA (US);
Larry E Stevens, Chesterfield, VA (US);
Assignee:
Allied-Signal Inc., Morris Township, Morris County, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65H / ;
U.S. Cl.
CPC ...
242 / ; 242 / ; 242 / ;
Abstract
In yarn traversing apparatus comprising at least two pairs of coaxially disposed rotary blades each mounted on separate coaxially disposed rotatable shafts, the improvement comprising each rotary blade having associated therewith means to provide a smooth contoured outline serving to reduce substantially protrusions and crevices associated with said rotary blades and said rotatable shafts, and means to direct air across said blades, in an amount sufficient to remove fly waste yarn.