Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method and apparatus for rethreading the electrode wire of a travelling wire EDM apparatus through the cut in a workpiece

Method and apparatus for rethreading the electrode wire of a travelling wire EDM apparatus through the cut in a workpiece

US Patent 4698478 · Granted Oct 6, 1987

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Structure for EDM machine1999
Electroerosion machine with a frame with a new structure1998
Magazine with changer for loading a CNC machine tool or machining center1997
Device for supplying electric current to a rotating part and its application in 1996
Tool-holder and rapid rotary spindle1995
Device, standard blanks and standardized electrodes for electro-discharge millin1995
Protective device for machining heads1992
Device and process for machining by electroerosion1989
Method and apparatus for orienting the guide member of an electrode wire in a tr1988
Device and process designed to automatically hold up and fix in position the par1988
Contact member for supplying electrical current to an electro-erosion wire elect1988
Travelling wire EDM apparatus provided with a wire support arm passed through th1986