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:
Jul. 22, 1986
Filed:
Aug. 31, 1983
Applicant:
Inventor:
Herbert R Montague, Binghamton, NY (US);
Assignee:
Control Concepts Corporation, Binghamton, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02H / ;
U.S. Cl.
CPC ...
361 91 ; 361110 ; 361111 ; 361113 ;
Abstract
A circuit for attenuating interfering voltage excursions occurring in either the common mode or transverse mode. An isolation transformer having primary and secondary windings separated by a conductive grounded shield has connected across one or both of its windings a shunt path comprising a capacitor in series with a breakdown device of predetermined bi-directional threshold conduction level with a dead band.