Patents
Sitemap › B23 - Machine tools; Metal-working not otherwise provided for › B23H - Working of metal by the action of a high concentration of electric current on a workpiece using an electrode which takes the place of a tool; Such working combined with other forms of working of metal › B23H 7 - Processes or apparatus applicable to both electrical discharge machining and electrochemical machining
Patents for B23H 7 - Processes or apparatus applicable to both electrical discharge machining and electrochemical machining (7,069)
06/1983
06/22/1983EP0081587A1 Wire cut electric discharge machining power source
06/14/1983CA1148221A1 Mechanical control head for electro-erosion electrode
06/07/1983US4387286 Apparatus for controlling splashes and purification of a machining liquid
06/07/1983US4387285 Power source for wire-cut electric discharge machines
05/1983
05/31/1983US4386256 Machining method and apparatus
05/31/1983US4386248 Electrical machining method and apparatus for forming a 3D surface contour in a workpiece with a traveling-wire electrode
05/10/1983US4383161 Threading and conveying device for an electrode wire in an EDM apparatus
05/10/1983US4383160 Automatic cutting condition changeover equipment
05/10/1983US4383159 Method of and apparatus for electrical machining with a vibrating wire electrode
04/1983
04/13/1983EP0076661A2 A wire electrode gripping member for use in a wire-cut electric discharge machine
04/12/1983US4379960 Electrical discharge machining method and apparatus using ultrasonic waves and magnetic energy applied concurrently to the machining gap
04/12/1983US4379959 Method of and apparatus for wire-cutting a workpiece by electroerosion
04/05/1983US4379042 Apparatus using an axially moving continuous elongated tool
03/1983
03/15/1983US4376355 Abrading apparatus having zero reference sensing means
03/09/1983EP0073253A1 Pulse generator for electric discharge machining apparatus
03/08/1983US4376241 Erosive cutting machine for the final machining of punching and cutting tools
03/03/1983WO1983000649A1 Method of controlling backstep in electric discharge machining apparatus
02/1983
02/17/1983WO1983000453A1 An automatic stop for retrack in an edm machine
02/15/1983US4374313 Arrangement for working internal rotational surfaces of metal parts in a cylindrical opening having a high slenderness ratio
02/09/1983EP0071479A2 Wire electrical discharge machining process and apparatus
02/09/1983EP0071369A2 Method and apparatus for controlling electric discharge machine
01/1983
01/26/1983EP0070700A2 Method and apparatus for controlling an electric discharge machine
01/25/1983US4370537 Electric discharge machine
01/25/1983US4370536 Efficiency adaptive EDM apparatus and method
01/05/1983EP0068819A2 Method and apparatus for controlling an electric discharge machine
01/05/1983EP0068818A2 Method and apparatus for controlling an electric discharge machine
01/05/1983EP0068030A1 Machining control method for wire cut electric discharge machining apparatus
01/05/1983EP0068029A1 Method of controlling wire cut electric discharge machining
01/05/1983EP0068027A1 Shape correcting system for wire cut electric discharge machining
01/04/1983US4367400 Device for automatic control of electro-erosion machine
01/04/1983US4367392 Automatic electrode wire rethreading device for travelling wire EDM apparatus
01/04/1983US4367391 Method for pattern controlled electrode movement for E.D.M.
01/04/1983US4367390 Device for passing an electric current between an electrode workpiece and an electrode tool
01/04/1983US4367129 Wire-electroerosion method and apparatus for forming a tapered contour in a workpiece
12/1982
12/29/1982EP0067876A1 Method of controlling wire cut electric discharge machining apparatus
12/28/1982US4366360 Method of and apparatus for determining relative position of a tool member to a workpiece in a machine tool
12/28/1982US4366359 Wire cut electric discharge machining control method
12/28/1982US4366358 EDM Method and apparatus utilizing successively displaced magnetic field
12/22/1982EP0067229A1 Method of measuring amount of wire electrode deflection
12/21/1982US4365133 Method of and apparatus for electroerosively machining a 3D cavity in a workpiece
12/21/1982US4364812 Guide body member for a wire electrode in a wire-cutting electroerosion machine
12/15/1982EP0066797A1 Method and device for the post-sharpening of tools
12/14/1982US4363950 Arrangement for electrospark working of internal conical surfaces of metal parts
12/14/1982US4363949 Travelling wire EDM apparatus
12/14/1982US4363948 Method of electrically cutting materials with a wire-shaped electrode and apparatus for practicing the same
12/09/1982WO1982004214A1 Method and device for the sharpening of tools
12/01/1982EP0065677A2 Method and device for electrical discharging with periodically repeated withdrawal of the electrode
11/1982
11/30/1982US4361745 Process control for electrical discharge machining apparatus
11/25/1982WO1982004001A1 Wire cut electric discharge machining power source
11/10/1982EP0064070A1 Device for orienting a guiding head of an electro-erosion cutting machine.
11/10/1982EP0064069A1 Device for orienting the guiding head of an electro-erosion cutting machine.
11/09/1982US4358655 Method and apparatus for electroerosion machining with a vibrating wire electrode
10/1982
10/27/1982EP0063501A1 Vibration transmission member and working machine provided with such a member
10/19/1982US4355223 Electroerosion method and system for taper cutting with travelling wire electrode
10/13/1982EP0062078A1 Wire electrode disconnection processing apparatus
10/13/1982EP0062074A1 Taper machining controlling method and control system for wire cut discharge machining apparatus
10/13/1982EP0062073A1 Wire cut discharge machining controlling method
10/12/1982US4353785 Method of and apparatus for wire-cut machining workpieces of non-planar surface contours
09/1982
09/21/1982US4350864 Traveling wire EDM apparatus with automatic wire rethreading mechanism
09/16/1982WO1982003035A1 Pulse generator for electric discharge machining apparatus
09/14/1982US4349716 Mechanical control head for guiding the movement of a tool, particularly of an electrode adapted to make a cavity in a metal piece, by electroerosion
09/08/1982EP0059639A2 A method for wire-cut electric discharge machining
09/01/1982EP0058769A2 Method and device for the positioning of the electrode of an electroerosion apparatus
08/1982
08/31/1982US4347425 Wire-cut, electric-discharge machining power source
08/31/1982US4347424 Wire-cut, electric-discharge machining power source
08/31/1982US4347423 Electric discharge machine
08/31/1982US4347422 Process and apparatus for controlling the electrode on a spark erosion machine
08/25/1982EP0058515A2 Wire electrode spark erosion
08/17/1982US4345131 Method and apparatus for electrode tool wear compensation
07/1982
07/28/1982EP0056784A1 Method and apparatus for automatic process control by electrical discharge machining
07/27/1982US4341939 Wire electrode for cutting an electrode workpiece by electrical discharges
07/22/1982WO1982002356A1 Machining control method for wire cut electric discharge machining apparatus
07/22/1982WO1982002355A1 Method of controlling wire cut electric discharge machining apparatus
07/22/1982WO1982002354A1 Shape correcting system for wire cut electric discharge machining
07/22/1982WO1982002353A1 Method for the automatic monitoring of electro-erosion machining
07/13/1982US4339650 Electric discharge machining apparatus
07/08/1982WO1982002165A1 Method of measuring amount of wire electrode deflection
07/08/1982WO1982002164A1 Method of controlling wire cut electric discharge machining apparatus
07/06/1982US4338505 Method and apparatus for restoring a wire electrode
06/1982
06/22/1982CA1126202A1 Electro-erosion machining process
06/15/1982US4335436 Microprocessor-controlled EDM system
06/08/1982US4333806 Method of and apparatus for electroerosively machining a contour in a workpiece with a traveling-wire electrode
06/01/1982US4333000 Apparatus for making hollow extrusion dies
06/01/1982US4332995 Electrical discharge machine
05/1982
05/13/1982WO1982001497A1 Device for orienting a guiding head of an electro-erosion cutting machine
05/13/1982WO1982001496A1 Device for orienting the guiding head of an electro-erosion cutting machine
05/13/1982WO1982001495A1 Device for orienting the guiding head of an electro-erosion cutting machine
05/11/1982US4329558 Apparatus and process for preventing rupture of the wire electrode of an EDM travelling wire apparatus
04/1982
04/29/1982WO1982001339A1 Wire electrode disconnection processing apparatus
04/15/1982WO1982001148A1 Taper machining controlling method and control system for wire cut discharge machining apparatus
04/15/1982WO1982001147A1 Wire cut discharge machining controlling method
04/13/1982US4324970 Wire cut method of shaping workpiece by electric discharge
04/06/1982US4323749 Process and apparatus for machining by electrical discharges along a slant axis
03/1982
03/31/1982EP0048458A2 Combined tool holder and spindle for a machine tool, and manufacturing method therefor
03/31/1982EP0048457A2 Tool changing device for a machine tool
03/23/1982US4321451 Servo system and method for controlling the gap spacing between a tool and workpiece electrodes in an EDM machine
03/23/1982US4321450 Method of and apparatus for electrical discharge machining with a vibrating wire electrode
03/16/1982US4320280 Traveling-wire EDM method
03/16/1982US4320279 Programmable pulse generator for electrical discharge machining apparatus
03/09/1982US4319115 Electrode tool holder for EDM apparatus
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