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:
Sep. 09, 1997
Filed:
Aug. 13, 1996
Applicant:
Inventors:
Philippe Rix, Paris, FR;
Ghislaine Mercier, Montesson, FR;
Jacques Cerri, Chapet, FR;
Philippe Mansuy, Cergy, FR;
Assignee:
Schneider Electric S.A., Boulogne-Billancourt, FR;
Primary Examiner:
Int. Cl.
CPC ...
H02B / ;
U.S. Cl.
CPC ...
361692 ; 361115 ; 361648 ; 361797 ; 363141 ;
Abstract
An electronic variable speed drive including a cabinet having an opening door, a power system supplied with power from an AC line voltage and delivering a voltage under the control of solid state power switches and an electronic control system controlling the solid state switches. The cabinet contains, behind the door, a protective cover which protects the electronic control system and the power system which are disposed behind it. When the door is open, the protective cover protects users from the control and power systems.