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:
Aug. 21, 2012
Filed:
Jul. 22, 2009
Applicants:
Mark Alan Imbimbo, Butler, NJ (US);
Ronald Joseph Vecchio, Morris Plains, NJ (US);
Inventors:
Mark Alan Imbimbo, Butler, NJ (US);
Ronald Joseph Vecchio, Morris Plains, NJ (US);
Assignee:
Johanson Manufacturing Corporation, Boonton, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01F 30/14 (2006.01); H01F 21/02 (2006.01); H01F 21/10 (2006.01); H01F 27/29 (2006.01); H01F 7/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
A variable inductor is provided. The variable inductor includes a dielectric core having a helical thread on an outer surface thereof for receiving the coil, and a non-magnetic element positioned coaxially within the core. The non-magnetic element could be provided in the form of a bushing or a solid rod, and could be manufactured from any suitable, non-magnetic metal, such as copper, brass, etc.