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:
May. 03, 1988
Filed:
Apr. 23, 1986
Applicant:
Inventor:
Johannes P Verbunt, Eindhoven, NL;
Assignee:
U.S. Philips Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
29603 ; 225 935 ; 2191 / ;
Abstract
A method of manufacturing magnetic head cores is provided in which a plurality of separate magnetic head cores is cut from a one-piece ferrite core block. A winding aperture is provided in each magnetic head core. A fracture in the cross-section of the material of the head core is generated by the winding aperture and the future tape contact face during or after the winding aperture is provided. A non-magnetic material in a liquid form is provided between the fracture faces and is converted to the solid form.
Verbunt, Johannes. (1988). Method of manufacturing magnetic head cores (U.S. Patent No. 4741095). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4741095
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile