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. 31, 1981
Filed:
Nov. 25, 1977
Applicant:
Inventors:
Jan Kamenicky, Prague, CS;
Jan Michl, Prague, CS;
Zdenek Sindelar, Prague, CS;
Stanislav Ibl, Prague, CS;
Jaroslav Salivar, Prague, CS;
Assignee:
CKD Praha, oborovy podnik, Prague, CS;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02P / ; H02P / ; H02P / ;
U.S. Cl.
CPC ...
318 86 ; 318 88 ; 318378 ;
Abstract
A circuit arrangement for the driving and for independent recuperation braking of a vehicle provided with DC compound traction motors, a DC feeding circuit, and pulse control for obtaining braking with so-called clean recuperation. The series windings of the motors and their armatures are connected to a tetragonal circuit with four terminals, with a pulse converter controlling the armature voltage of the motors.