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:
Mar. 03, 1992
Filed:
Oct. 29, 1990
Applicant:
Inventor:
George K Woodworth, Gainesville, VA (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02M / ; H02M / ; H02M / ;
U.S. Cl.
CPC ...
323361 ; 336-5 ; 363126 ;
Abstract
A vectorial neutral is provided in a delta power source. The neutral voltage point is provided by auto-transformers which correct and maintain a near constant voltage in the presence of load or bias currents. With a centered referenced voltage established, full wave rectification of a delta power source is possible.
Quick Actions:
Woodworth, George. (1992). Three phase delta reference transformer (U.S. Patent No. 5093614). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5093614
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