Matches 1 - 50 out of 119 1 2 3 >


Match Document Document Title
US20120175354 PURGING AND DEBRIS REMOVAL FROM HOLES  
A method for purging of, and debris removal from, a hole created with laser energy in which a swirling purge gas stream is provided in a hole containing debris to be removed, imparting a swirl to...
US20070119829 Orbital welding device for pipeline construction  
The invention relates to an orbital welding device for mobile use in order to join a first pipe (1) and a second pipe end (2) along a circumferential joint (3) by at least one weld seam (4),...
US20100078417 LASER SEPARATION OF GLASS SHEETS  
Methods of using a laser to separate a glass sheet is presented that employs an elongated and, preferably, asymmetrically-truncated laser beam. The methods allow glass sheets suitable for use in...
US20050056628 Coaxial nozzle design for laser cladding/welding process  
A laser nozzle for use in a laser powder fusion (LPF) welding process provides longer service life and ease of maintenance. Eliminating the use of laser nozzle inserts, the laser nozzle uses an...
US20100078413 METHOD FOR MANUFACTURING PRISMATIC BATTERY, AND LASER WELDING JIG AND LASER WELDING DEVICE FOR MANUFACTURING THE SAME  
A laser welding device for manufacturing a prismatic battery 10 of the invention has a pair of jigs 12A, 12B for securing a prismatic battery outer can B1, a gas supply section for supplying inert...
US20070095804 Method for fabricating helical gears from pre-hardened flat steel stock  
An improved method of cutting a helical gear sector onto a pivoting arm of a casement window is disclosed. The method includes beginning with a pre-hardened flat sheet of steel stock and cutting...
US20140008332 METHOD AND SYSTEM OF USING GAS FLOW TO CONTROL WELD PUDDLE IN OUT-OF-POSITION WELDING  
A system and method for using gas flow to control a molten puddle in out-of-position applications is provided. The system includes a high intensity energy source configured to heat at lease one...
US20070193988 Laser Cutting Machine For Trimming, Adding, Punching Or Similar Comprising A Support For The Removable Laser Head Of A Machine Tool Bed  
The invention relates to a laser cutting device for trimming, adding, punching and similar a part consisting of a laser cutting head (1) supplied by an optical fibre (7) connected to a laser beam...
US20050150882 Laser machining system  
A laser machining system includes a laser oscillator (1) for outputting a laser beam, a light guide (2) through which the laser beam passes, a circulation guide (8) connected to the light guide...
US20060138104 Fuel cell and liquid container sealant removal system  
An integrated system for removing coatings and sealants from substrates used to form internal fuel cells of aerospace vehicles using a high-power pulsed CO2 laser capable of providing the energy...
US20090223944 Laser-Based Material Processing Exhaust Systems and Methods for Using Such Systems  
Laser-based material processing systems, exhaust systems, and methods for using such systems are disclosed herein. One embodiment of a laser-based material processing system can include an exhaust...
US20070012669 LASER PROCESSING HEAD  
A laser processing head comprises nozzle-holding means (5) for holding a nozzle in which a nozzle hole (11) is formed; condensing optical system-holding means (3) for holding a condensing optical...
US20050016971 Method and installation for laser welding with an ar/he gas mixture, the ar/he contents being controlled according to the laser power  
The invention relates to a laser beam welding method and installation that makes use of a protective gas mixture containing argon and helium. The proportion of argon and/or helium in said gas...
US20080217310 METHOD FOR PROFILING THE PERIMETER BORDER OF A SEMICONDUCTOR WAFER  
A method for profiling the perimeter border of a semiconductor chip, characterized by the following steps: the semiconductor chip is supported near to the perimeter border on supporting points...
US20080230523 BEAM-CATCHING DEVICE FOR A PROCESSING MACHINE  
A processing machine for workpiece processing includes a cutting head that produces a cutting beam directed toward a workpiece, and a beam-catching device for receiving a discharge of the cutting...
US20070235429 Braze-welding of steel workpieces with copper wire and oxidizing gas mixture  
The invention relates to a process for the braze-welding of steel workpieces using a laser beam, for example of the Nd:YAG, CO2, fibre or diode type, a consumable wire being the filler metal, and...
US20060266745 Gas shielding apparatus and method of use  
The present invention provides a gas shielding apparatus for use with free form fabrication techniques such as ion fusion formation. The gas shielding apparatus includes an inner radial wall, an...
US20060108341 Method and installation for pointing a fine fluid jet, in particular in welding, or laser hardfacing  
The invention concerns a method for pointing a fine fluid jet onto a zone or an object in particular in welding, machining, or laser hardfacing, the jet being emitted from a blowing nozzle (5),...
US20140197146 COOLANT RECOVERY AND WASTE SEPARATION SYSTEM  
A below plate coolant recovery and waste separation system is provided for a combined machining and thermal metal plate cutting machine A trolley structure is located underneath a table supporting...
US20070295702 System and Process for Production of Nanometric or Sub-Micrometric Powders in Continuous Flus Under the Action of a Pyrolysis Laser  
The invention relates to a system for production of nanometric or sub-micrometric powders in continuous flux under the action of laser pyrolysis in at least one interaction zone between a beam...
US20070187374 Titanium laser cutting with Ar/He gas mixtures  
A laser beam cutting process for cutting a workpiece made of titanium or a titanium alloy with the use of an assistance gas for the laser beam, characterized in that the assistance gas is an...
US20080237207 Nozzle for a Laser Machining Device  
A laser machining nozzle having at least one supply chamber for the laser beam and for a processing gas has a cavity arranged in the region of the orifice of the gas supply chamber, which cavity...
US20070084839 Thermal forming systems and active cooling processes  
Thermal forming systems and processes for actively cooling a workpiece during laser forming generally includes adapting a nozzle of the laser forming system to simultaneously form a liquid curtain...
US20150096964 WAFER PROCESSING METHOD  
A wafer processing method includes a wafer unit forming step of supporting a wafer through an adhesive tape to an annular frame to thereby form a wafer unit, a wafer unit holding step of holding...
US20080135532 Method of and an Apparatus for Forming a Perpendicular Crack in a Brittle Substrate  
The forming of a heated spot (10) by using a laser beam irradiated to a brittle substrate along a predetermined scribing line (S) and the ejecting of a cooling medium, after interruption of...
US20070205184 HIGH-SPEED, ULTRA PRECISION MANUFACTURING STATION THAT COMBINES DIRECT METAL DEPOSITION AND EDM  
A direct-metal deposition (DMD) processing stage and a 5DOF (degree of freedom) dry micro-EDM (mEDM) stage are integrated to provide the submicron scale resolution necessary for the...
US20140008337 Method for Hybrid Machining Colored Glass  
The present application relates to a method for hybrid machining colored glass, includes the following steps: (1) providing a laser generator having a machining head, the colored glass is...
US20100181731 WIRE FOR I-SHAPE OIL RINGS AND PRODUCING METHOD OF THE SAME  
Provided is a wire rod for an I-type oil ring, which includes right and left rail portions and a web portion connecting the rail portions, which has an oil hole or a molten through hole formed in...
US20070051709 Flushing lines or cavities of a laser processing machine  
Flushing gas lines of a laser processing machine, by supplying a flushing gas to the system in a series of pressure impulses greater than a residual processing gas pressure after completion of a...
US20080041832 Process and Apparatus for Ablation  
The invention firstly comprises a method of ablation processing including a step of ablating a region of a substrate (1) by way of a laser beam (3) characterised by a further step of removing...
US20070284345 SEMICONDUCTOR CUTTING DEVICE, SEMICONDUCTOR CUTTING METHOD, SEMICONDUCTOR CUTTING SYSTEM, LASER CUTTING DEVICE AND LASER CUTTING METHOD  
A semiconductor cutting apparatus is disclosed which is capable of reducing an inclination of a cutting section by a laser beam of a semiconductor substrate without extending the distance from the...
US20070119833 METHOD FOR CUTTING C-Mn STEEL WITH A FIBER LASER  
The invention relates to a laser cutting method for cutting a C-Mn steel workpiece, characterized in that laser beam generation means comprising at least one silica fiber with an ytterbium-doped...
US20060081576 Encoded optical element of a laser processing head  
A device for a laser processing head includes an optical element configured for attachment to the laser processing head, a housing for the laser processing head configured to receive the optical...
US20060086705 Device and method for controlling an operation involving the laser beam welding, hardfacing or machining of a part  
A device used to control the quality of an operation involving laser beam welding, hardfacing, or machining of a part. The device includes at least one gas blow nozzle including an exhaust duct...
US20060032841 Forming features in printhead components  
The present invention provides a method of forming a feature in a printhead component. Femtosecond laser beam pulses are scanned over a target zone of a printhead substrate to remove a layer of...
US20050263500 Laser or laser/arc hybrid welding process with formation of a plasma on the backside  
A method for welding metal work pieces with a CO2 type laser. A first shielding gas is used on the topside of the work piece, a second shielding gas is used on the backside of the work piece. The...
US20070045258 NOZZLE POLISHING DEVICE IN LASER PROCESSING MACHINE  
A device is provided to remove sputtered materials adhering to a nozzle in a laser processing machine. In a laser processing, some sputtered material S1 adhering to a nozzle 65 degrades copy...
US20070039930 Method and device for laser welding of elements of sintered material  
A method is described for laser welding of sintered materials, in which the laser weld is executed with the addition of a weld material, the latter being adducted simultaneously to the welding...
US20070000888 LASER PROCESSING MACHINE  
A laser processing machine is provided in which a machining tool is automatically exchanged with a laser processing tool to be mounted to a processing head thereof to perform machining operations...
US20070012668 LASER PROCESSING MACHINE  
A laser processing machine, for processing a work by irradiating a laser beam, is provided which includes: a processing head (16) in which a nozzle hole (41) for passing the laser beam passes is...
US20070210040 Apparatus and method for laser welding  
A laser welding apparatus and method reduce the effect of the fume resulting from a weld. An air injecting nozzle is installed at a laser processing head. The injecting direction of air from the...
US20050067393 Method and installation for laser beam cutting using a multiple-focus objective and a convergent/divergent nozzle  
A method and installation which provides for cutting a material with a laser beam using at least a multiple-focus optical means, such as a lens or the like, for focusing the laser beam in several...
US20070158320 Laser machining apparatus  
A laser machining apparatus includes a supply device, a recycle device, an operating device, and a laser device. The supply device is adapted for outputting a fluid. The recycle device is adapted...
US20060032843 Cutting of cementitious materials  
A method and apparatus for cutting thick sections of cement-based materials, the method comprising mutually traversing a surface to be cut with a laser beam at a power density sufficient to...
US20050029240 Dual light source machining method and system  
Disclosed herein is a system useful for machining a workpiece, and having a first light source to generate a first beam for application to a first portion of the workpiece and ablation thereof, a...
US20080067159 LASER PROCESSING SYSTEM AND METHOD FOR MATERIAL PROCESSING  
A laser processing system includes a laser source configured to transmit a laser beam. A hollow focusing device is configured to focus the laser beam to a work piece. A pressure source is coupled...
US20060054605 Laser micromachining methods and systems  
A method of laser machining a substrate is provided. The method comprises directing laser energy at a first surface of the substrate, while providing an assist medium at the first surface of the...
US20080185367 METHOD AND SYSTEM OF MACHINING USING A BEAM OF PHOTONS  
Some embodiments include methods, and systems of machining using a beam of photons. In some embodiments, a machining method to remove material in a machined region may include reducing...
US20050103763 Method of and apparatus for machining groove with laser beam  
A casing houses therein a laser oscillator for emitting a laser beam, and a tubular head is disposed coaxially with the laser oscillator and coupled to the casing. The laser beam emitted from the...
US20150209903 SYSTEM AND METHOD FOR LASER CUTTING SAPPHIRE USING MULTIPLE GAS MEDIA  
A system and a method for manufacturing a sapphire part. A sapphire substrate is obtained for performing a laser cutting operation. The sapphire substrate is cut along a cut profile using a laser...

Matches 1 - 50 out of 119 1 2 3 >