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. 06, 1994
Filed:
Dec. 07, 1992
Applicant:
Inventors:
Kenji Sasaki, Komaki, JP;
Shinji Kato, Nagoya, JP;
Assignee:
Howa Machinery, Ltd., Aichi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D01H / ; D01H / ;
U.S. Cl.
CPC ...
57315 ; 57 90 ; 57261 ;
Abstract
A method and apparatus for synchronously piecing rovings applied to a ring spinning frame in combination with a system of transporting roving bobbins by a bobbin carriage between a roving room and a spinning room, wherein rovings supplied from corresponding bobbins of a bobbin carriage in a creel portion of the ring spinning frame are synchronously pieced with corresponding supplemental rovings taken from respective full packaged roving bobbins held by another bobbin carriage in the creel portion of the ring spinning frame.