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.

Date of Patent:
May. 27, 1986

Filed:

Mar. 08, 1984
Applicant:
Inventors:

Tilmann Kruger, Neunkirchen, DE;

Werner Arnold, Nuremberg, DE;

Leonhard Scheumann, Nuremberg, DE;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02M / ;
U.S. Cl.
CPC ...
307 75 ; 307318 ; 323230 ; 323231 ; 363126 ;
Abstract

A transformerless power unit for an electronic apparatus, preferably a horological instrument, including a fluorescent display, with a compensating resistor network which is connected with one pole of the supply voltage, preferably of a series circuit constituted of an ohmic impedance and a capacitor, with a rectifier diode, with a stabilizer for the stabilization of the output direct voltage, and with a charging capacitor which is connected in parallel with the output.


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