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:
May. 31, 1977
Filed:
Jan. 04, 1974
Applicant:
Inventor:
Christopher M Engel, Franklin Park, IL (US);
Assignee:
Zenith Radio Corporation, Glenview, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05F / ;
U.S. Cl.
CPC ...
323-8 ; 323 / ; 323 23 ;
Abstract
A regulation system includes a series regulator comprising a Darlington arrangement of transistors, a Zener diode shunt regulator, and a current sensor for controlling the series regulator in accordance with the Zener current. The regulation system is on an integrated circuit with the exception of the voltage dropping resistors.
Quick Actions:
Engel, Christopher. (1977). Combination voltage regulating system (U.S. Patent No. 4027227). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4027227
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile