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, 1980
Filed:
Apr. 01, 1974
Applicant:
Inventors:
David J Sansom, Ottershaw, GB;
Derek F Case, Sunbury-on-Thames, GB;
Assignee:
Data Recording Instrument Company, Ltd., Staines, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ; H01F / ; H01F / ;
U.S. Cl.
CPC ...
360123 ; 29606 ; 336226 ; 336232 ;
Abstract
A magnetic transducing assembly including an elongate magnetic flux carrying core member, a substrate with a flat multi-turn spiral on a surface thereof and slit opening at the center of the spiral. The core is so engaged in the slit that the plane of the spiral is aligned with the elongate direction of the core and so that the spiral forms a coil about the core member.