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. 01, 1994
Filed:
Jul. 15, 1992
Applicant:
Inventors:
Marc Levain, F 38100 Grenoble, FR;
Didier Fraisse, F 38400 St. Martin D'Heres, FR;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K / ;
U.S. Cl.
CPC ...
21912169 ;
Abstract
The passive components of the analog channel of the trip device are achieved by serigraphy on a thick layered hybrid circuit. Adjustment, by laser, of the value of an offset voltage compensating resistance and of a measuring resistance enables the offset voltage and gain of the channel to be adjusted with precision.