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. 17, 1976
Filed:
Jul. 12, 1974
Applicant:
Inventors:
Takashi Morikawa, Amagasaki, JA;
Hidetoshi Kihara, Hirakata, JA;
Tohru Urifu, Itami, JA;
Hisateru Takahashi, Fukui, JA;
Assignees:
Daiwa Boseki Kabushiki Kaisha, Osaka, JA;
Kabushiki Kaisha Toyoda Jidoshokki Seisakusho, Kariya, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01H / ; D01H / ;
U.S. Cl.
CPC ...
57 5895 ;
Abstract
A feed roller for feeding fibers to a combing roller in an open end spinning machine. The feed roller has a plurality of circumferential grooves in the peripherial surface thereof. The grooves can extend perpendicularly to the longitudinal axis of the feed roller, or can be slightly inclined relative to a plane perpendicular to the longitudinal axis of the feed roller.