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:
Nov. 11, 1980
Filed:
Nov. 22, 1977
Applicant:
Inventors:
Leo Treczka, Munich, DE;
Georg Spinner, Feldkirchen-Westerham, DE;
Assignee:
Spinner GmbH, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01P / ; H01P / ;
U.S. Cl.
CPC ...
333261 ; 333 27 ; 333227 ; 333230 ;
Abstract
A rotary coupler of the non-contact type has folded resonant spaces when seen in radial section. A large central lead aperture may be provided.