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:
Sep. 14, 1976
Filed:
Jun. 14, 1974
Applicant:
Inventor:
Maurice James Wright, Birmingham, EN;
Assignee:
Joseph Lucas (Industries) Limited, Birmingham, EN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P / ;
U.S. Cl.
CPC ...
318139 ; 318258 ; 318269 ; 318341 ; 318345 ; 318284 ;
Abstract
A control circuit for an electrically driven vehicle has contactors for determining the direction of operation of the motor, but these contactors cannot be operated until the current flowing through the motor is below a predetermined level.
Wright, Maurice. (1976). Control circuits for electrically driven vehicles (U.S. Patent No. 3980934). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3980934
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile