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:
Dec. 02, 2008
Filed:
Sep. 04, 2002
Michel Barrault, Mens, FR;
Vincent Minier, Claix, FR;
Agnès Arnaud, Grenoble, FR;
Schneider Electric Industries SAS, Rueil Malmaison, FR;
Abstract
The voltage presence indication device comprises a collector electrode () designed to have at least one capacitive connection () with an electrical ground () or a capacitive connection () with an electrical conductor () to be monitored, and display means () connected to said collector electrode () to indicate the presence of an electrical voltage in said electrical conductor to be monitored. The display means comprise at least one multilayer device (). The multilayer device comprises a light-emitting layer () arranged between a first insulating layer () and a second insulating layer (), a first conducting layer () arranged on the first insulating layer () and connected to said conducting electrode (), and a second conducting layer () arranged on the second insulating layer (). An electrical apparatus comprises such a device.