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:
Jun. 02, 1998
Filed:
Nov. 22, 1996
Applicant:
Inventors:
Roland P Van Kessel, Eindhoven, NL;
Petrus A Rensing, Eindhoven, NL;
Franciscus H Sanders, Eindhoven, NL;
Cornelis G Visser, Eindhoven, NL;
Assignee:
U.S. Philips Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C25B / ; C25C / ;
U.S. Cl.
CPC ...
2042 / ; 204291 ; 204292 ; 204293 ; 204294 ;
Abstract
An electrode (2) for electrochemically machining electroconductive workpieces (1), which is provided with electrically insulating layers (4, 4') of a hybrid inorganic polymeric material on the basis of silicon oxide and zirconium oxide obtained by means of a sol-gel process. The insulating layers (4, 4') can be provided on the electrode at a low temperature and exhibit a small leakage current.