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:
Feb. 04, 1992
Filed:
Mar. 14, 1991
Applicant:
Inventor:
Eberhard Hofmann, Ingolstadt, DE;
Assignee:
Schubert & Salzer Maschinenfabrik Aktiengesellschaft, Ingolstadt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01H / ; D01G / ; D01G / ;
U.S. Cl.
CPC ...
57408 ; 19 97 ; 19112 ;
Abstract
An opening roll for an open-end spinning device upon which clothing is carried. The opening roll includes a unitary member that has enlarged surfaces provided on circumferentially spaced ribs extending between a centrally located hub and a ring shaped concentric surface upon which pressure can be applied for ejecting the unitary member from a mold and for permitting drilling and filling with material for balancing.