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. 01, 1999
Filed:
Aug. 18, 1997
Applicant:
Inventor:
George Barbulescu, Ann Arbor, MI (US);
Assignee:
Ann Arbor Machine Company, Chelsea, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23H / ; B23H / ;
U.S. Cl.
CPC ...
219 6915 ; 219 692 ;
Abstract
An electric discharge machine side bore head used for machining in a generally transverse direction within a cavity formed in a workpiece. The head retaining an electrode having a primary axis oriented generally perpendicular to the surface which is to be machined. The side bore head includes an electrode holder, an electric contact providing electric current to the electrode holder, and a device for releasably retaining the electrode near one end of the electrode holder. The primary axis of the electrode is oriented generally perpendicular to a longitudinal axis of the electrode holder.