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. 16, 1997
Filed:
Nov. 26, 1996
Applicant:
Inventor:
Marshall A Carner, Fairview, PA (US);
Assignee:
Eriez Manufacturing Company, Erie, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01F / ; B03C / ;
U.S. Cl.
CPC ...
335296 ; 335299 ; 336177 ; 336223 ; 210222 ; 209219 ;
Abstract
A wire wound drum using a magnetic element having a non-magnetic shell and a matrix material bonded to the shell and made up of a non-magnetic wire and a magnetic wire wound on the shell in bobbin fashion single layer alternate magnetic and non-magnetic wires having the outer diameter of the wire machined down to the center line of the wire wrap to produce a flat surface.