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:
Nov. 10, 1981
Filed:
Jul. 27, 1979
Applicant:
Inventor:
Alfred Meisner, Nuremburg, DE;
Assignee:
Diehl GmbH & Co., Nuremburg, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J / ; H01M / ;
U.S. Cl.
CPC ...
320-2 ; 320 14 ; 320-5 ; 307150 ;
Abstract
A portable power supply includes a rechargeable battery in a casing. Power is supplied from the battery to a socket by means of a D.C./A.C. voltage converter and a step-up transformer. When the socket is connected to an external source of power, the battery is charged by means of an additional winding in the transformer and a rectifier.