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:
Dec. 09, 1980
Filed:
Dec. 27, 1978
Applicant:
Inventor:
Harry K Ebert, Jr, Hackettstown, NJ (US);
Assignee:
Bell Telephone Laboratories, Incorporated, Murray Hill, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J / ;
U.S. Cl.
CPC ...
307 66 ; 307 87 ;
Abstract
A power supply load transfer system reduces the transients produced at a moment of transfer by reducing the first and second half-cycle durations of the reserve signal output following the moment of transfer by equal amounts so that a previous phase lag between a primary signal and the reserve signal is eliminated.