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Matches 1 - 50 out of 21,759

Document Document Title
WO/2019/014034A1
This disclosure provides techniques for treatment of aqueous matrices using electrolysis to produce soluble metals. An aqueous matrix of interest is passed through an electrolysis device with at least one consumable electrode, which diss...  
WO/2018/227316A1
A circular mold wire-cutting machine tool and a machining method therefor. A W-axis mechanism is mounted on the right end of the machine tool (20), a Y-axis mechanism is mounted on the left end of the machine tool (20), and an X-axis mec...  
WO/2018/215179A1
The invention relates to a method for finish-machining a channel (20) in a workpiece (10), wherein the channel (20) has a curved channel central axis (22) and is formed by at least two workpiece parts (12, 14) of the workpiece (10), havi...  
WO/2018/216429A1
An electric power source device (100) for an electric discharge machine is provided with: a low impedance circuit (1) in which multiple first switching elements (LS) are connected parallel to each other; a high impedance circuit (2) in w...  
WO/2018/211772A1
Provided is an electrode wire for a wire-discharge machining, the wire comprising: a core wire section which is made of steel; and a coating layer which covers the outer circumference side of the core wire section, is made of a copper/zi...  
WO/2018/208626A1
A method for hole formation using an electrical discharge machining tool configured to penetrate metal. The method includes the steps of penetrating the metal using an electrode to form a hole by moving the electrode away form a starting...  
WO/2018/206454A1
The invention relates to a method and a grinding and eroding machine (10) for machining a workpiece (14). Here, a combined grinding and eroding tool (12) is used, which is used in the same setup for eroding the workpiece (14) and for sub...  
WO/2018/207205A1
It is often required to manufacture rotationally symmetric objects like pillars, balls etc. For soft materials like EPS foam, hotwire bent to required shape can be rotated to achieve desired shape. A machine for manufacturing such object...  
WO/2018/189809A1
The present invention is a power control device (100) for controlling pulse electric discharge produced in a machining gap in an electric discharge machine, wherein the power control device comprises: a voltage level detection device (4)...  
WO/2018/189806A1
A wire electric discharge machining apparatus for generating an electric discharge between a workpiece and a wire electrode to machine the workpiece, wherein the wire electric discharge machining apparatus is provided with: a drive contr...  
WO/2018/185101A1
The invention relates to a method and a device for marking a workpiece surface (2A) of a metal workpiece (2), in which a welding torch (3) with a meltable welding wire electrode (4) is guided along the workpiece surface (2A) to be marked...  
WO/2018/165488A3
A bolt repair platform includes a frame and a tool module. The tool module includes a tool having a first end configured to rotationally engage a bolt. The tool module also includes an actuator disposed between the tool and the frame so ...  
WO/2018/165488A9
A bolt repair platform includes a frame and a tool module. The tool module includes a tool having a first end configured to rotationally engage a bolt. The tool module also includes an actuator disposed between the tool and the frame so ...  
WO/2018/145260A1
An electrode for use in an electromachining system includes a base (122) and an outer rim (124) extending circumferentially about the base (122). The electrode (106) also includes a body (126) extending between the base (122) and the out...  
WO/2018/145549A1
A bidirectional and unidirectional spark-erosion wire cutting method, comprising a forward wire cutting step and a reverse wire cutting step, wherein the wire cutting direction of the forward wire cutting step is opposite to that of the ...  
WO/2018/134093A1
The invention relates to a method for producing a cavity (4) in a blade platform (3) of a blade (1), in particular of a turbine blade, as part of a blade-platform cooling system, wherein the method has the steps of: producing a first bor...  
WO/2018/118560A1
This invention relates to razor blades, and more particularly to laser produced markings on razor blades and processes thereof.  
WO/2018/104339A1
The present invention relates to a method for producing cams (10) for camshafts, in which the following steps are carried out: a) providing at least one cam (10) made of electrically conductive material, in particular of metal, and then ...  
WO/2018/096837A1
An electrical discharge machining method provided with a step for selectively immersing only a portion of a work piece that includes a machining object part in a machining fluid so that the machining object part of the work piece faces a...  
WO/2018/092196A1
This wire electric discharge machine (50) is provided with: a wire electrode (1); a running part that runs the wire electrode (1); a distance adjustment part that adjusts the distance between a workpiece (5) and the wire electrode (1); a...  
WO/2018/092181A1
A wire electrical discharge machine, for machining a workpiece by generating an electrical discharge between a wire electrode fed from a wire bobbin and a workpiece, comprises a remaining length-calculating part (206) for calculating the...  
WO/2018/087986A1
Provided are a tension-controlling method, etc. suitable for appropriately controlling the tension of a wire electrode wire and achieving high precision machining comparable to control that uses a tension detector and feedback control th...  
WO/2018/087701A1
The present invention relates to a method for the construction of rotor and stator elements for turbomachinery comprising: preparing a solid (14) of material to be machined; performing cuts (15', 15", 15'", 15"", 22', 22", 22'", 22"") in...  
WO/2018/066877A1
Provided is a hole processing method, according to an aspect of the present invention, the method comprising the steps of: preparing a conductive workpiece having an insulating layer formed thereon; disposing, on the insulating layer, a ...  
WO/2018/063003A3
The present invention relates to a downhole tool (23), for removing sections of metal tubing, comprising: at least one conductive element (1) being arranged to corrode a section of metal tubing using an electrolytic process, said conduct...  
WO/2018/063003A2
The present invention relates to a downhole tool (23), for removing sections of metal tubing, comprising: at least one conductive element (1) being arranged to corrode a section of metal tubing using an electrolytic process, said conduct...  
WO/2018/055837A1
The wire guide device (300) for a wire electrical discharge machine is equipped with: a first roller shaft (303a); a first wire guide roller (301a) disposed on an end of the first roller shaft (303a); a second roller shaft (303b); and a ...  
WO/2018/047363A1
Provided is a fine-hole electrical discharge machine for applying a voltage between an electrode (116) for a fine-hole electrical discharge machine that is attached to a main shaft and a workpiece that is attached to a table, and machini...  
WO/2018/040526A1
Disclosed are a device for deburring a metallic workpiece, comprising a power supply (2), an insulation tube (7), a groove body (3), and an electrolytic solution (4) received in the groove body (3), a first end of the insulation tube bei...  
WO/2018/016158A1
[Problem] To provide a method for manufacturing an integrated impeller for a centrifugal compressor that has good machining precision, is inexpensive, and has a short lead time. [Solution] A method for manufacturing an integrated impelle...  
WO/2018/008133A1
A guide unit (20), which stretches a wire electrode (1) and guides same to a machining region (RP) in which a workpiece (T) is disposed, is provided with: a first wire guide (21) and a second wire guide (23); and a first support point (2...  
WO/2018/004895A1
A system is configured for machining a workpiece (102, 104, 110) of a lattice structure, the system includes an electrode (902, 904, 905) of a lattice structure, an electrolyte supply, and a power supply. The workpiece and the electrode ...  
WO/2017/218101A1
A system is configured for machining a workpiece (100), the workpiece includes an interior surface (110) that defines an internal passage (112). The system includes an electrode (116) located within the internal passage and electrically ...  
WO/2017/218059A1
An electrical discharge machining spindle for releasably holding an electrode includes a spindle body, a movable sleeve surrounding the spindle body, first and second contact elements for clamping an electrode inserted therebetween, and ...  
WO/2017/210709A1
The invention relates to the production of the grooves in barrels by means of a PECM (precise electrochemical machining) method. In known solutions, the barrels are inserted into and clamped in the PECM tool in a horizontal position. A d...  
WO/2017/212051A1
The present invention relates to a method for rifling the barrels of firearms using a barrel (6) as a workpiece (6), which in its longitudinal direction defines an axis A and has a bore that lies in the longitudinal direction and defines...  
WO/2017/209747A1
A process for retruing a profile in an abrasive wheel is provided. A lathe table including an edged cutting tool is used for fixturing a grinding wheel having an outside metal edge and an abrasive matrix adjacent thereto for rotation alo...  
WO/2017/208336A1
A wire electrical discharge machine (1) is provided with: a wire electrode (10) which causes electrical discharge between the wire electrode (10) and a work piece (W); a driving unit (40) which moves the wire electrode (10) and the work ...  
WO/2017/205026A1
An electromachining system includes at least one steerable electrode (100). The steerable electrode includes an electrode positioning mechanism (102) configured to facilitate six degrees of freedom referenced to a pitch axis, a yaw axis,...  
WO/2017/201047A1
A device for machining a work piece creates an electrical potential between an electrode and the work piece or another conducting body proximate to the work piece. The electrical potential establishes an electrical field within the work ...  
WO/2017/190546A1
An electrical discharge machining (EDM) method comprises: mounting on an electrode holder (101) an electrode blank (Step 201); mounting on a fastening platform of a computer numerical control (CNC) machine, the electrode holder (101) hol...  
WO/2017/184012A1
The group of inventions relates to the electrochemical machining of parts to size. A rod electrode tool comprises a cylindrical holder with a central electrolyte supply channel, said holder transitioning into a working portion of the ele...  
WO/2017/154340A1
A mold (1) for manufacturing a honeycomb structure (H) having a plurality of cell density regions (H11) and (H21) and an annular boundary wall (H3) has a honeycomb-shaped slit part (3) opened into an extrusion surface (13) of a single mo...  
WO/2017/149400A1
The present invention relates to a method for the construction of bladed rings for radial turbomachines, comprising: preparing an annular block (31 ); roughing the annular block (31 ) by removing material to define a first axial section ...  
WO/2017/141382A1
A multi-wire traveling module (20) is provided with: a base plate (25), which has multiple pairs of holes for installing cutting wire section guide rollers and multiple holes for installing non-cutting wire section guide rollers and is i...  
WO/2017/142882A1
A method for chemical processing an internal cavity of an additive manufactured (AM) metal workpiece is disclosed in which a connector is provided in fluid connection with the internal cavity and a chemical polishing solution is flowed t...  
WO/2017/138137A1
A machining control device 110-1 is provided with: a voltage-detecting unit 20 for detecting change points of an average inter-electrode machining voltage 11 when a pulse voltage is applied on a workpiece; and a voltage-correcting unit 5...  
WO/2017/136263A1
A herringbone gear includes a cylindrical body having a circumferential face having a width. A first helical gear tooth on the circumferential face has a first configuration, a second helical gear tooth on the circumferential face has a ...  
WO/2017/130272A1
Provided is a wire electric discharge processing machine which processes an object to be processed by means of discharge generated by a processing voltage applied between a wire electrode and the object to be processed, and which is prov...  
WO/2017/098938A1
When forming flat surfaces h of a plurality of tubes 112b, firstly, a "heat accumulator-side end" of each tube 112b is subjected to "crushing machining," before the plurality of tubes 112b are assembled in a block 112a. Sections of the p...  

Matches 1 - 50 out of 21,759