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:
Dec. 27, 1988
Filed:
Oct. 14, 1987
Applicant:
Inventors:
Hans Weiss, Heidenheim, DE;
Hans-Joachim Fissmann, Heidenheim, DE;
Hans-Albrecht Ruff, Heidenheim, DE;
Assignee:
J. M. Voith GmbH, Heidenheim, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B65H / ; B65H / ;
U.S. Cl.
CPC ...
242 681 ; 242 684 ;
Abstract
A clamping head is shown having a cylindrical portion engaging an interior portion of an associated winding tube and a collar or flange which axially abuts against the axial end face of the associated winding tube; extending axially between the cylindrical portion and the collar or flange is a conical portion of longitudinally extending serration; the teeth of such serration start, from the diameter of the cylindrical portion, beginning with a zero cross-section and increase toward the collar or flange with steadily increasing geometrically similar cross-section.