Patents for B23K 26 - Working by laser beam, e.g. welding, cutting, boring (47,857)
03/1993
03/03/1993EP0423215B1 A method of processing an article by means of a laser beam
03/02/1993US5191188 Method of preventing interference by a machining head
03/02/1993US5191187 Laser machining device wherein a position reference laser beam is used besides a machining laser beam
03/02/1993US5190204 Laser butt-welding device and method
03/02/1993US5190024 Diamond sawing process
02/1993
02/25/1993DE4201640C1 Nozzle for processing workpiece e.g. by laser beam - consists of nozzle body with sensor element of e.g. copper@ attached to insulating body for contactless measurement
02/24/1993EP0528321A1 Apparatus for mounting and welding flat articles in plate holes
02/24/1993EP0319582B1 Laser scanner
02/24/1993EP0313594B1 Joining device and process using laser radiation
02/24/1993CN1069360A Multifunction laser resistance adjuster
02/23/1993US5189437 Manufacture of nozzles for ink jet printers
02/23/1993US5189278 Method for edge rounding of springs
02/23/1993US5188631 Method for opthalmological surgery
02/23/1993US5188532 Vaporizing tartar and calculus around a tooth root
02/23/1993US5187967 Laser trimming of forgings
02/18/1993WO1993003521A1 Two dimensional scan amplifier laser
02/18/1993WO1993003456A1 Oscillating mirrors for laser printer
02/18/1993WO1993002830A1 A method for shaping contact lens surfaces
02/18/1993DE4127177A1 Cutting device ensuring clean cuts - has object suspended in vertical plane with energy absorber held vertically behind it so wear to latter does not affect object positioning
02/17/1993EP0527604A2 Method of coupling an end of optical fibre to a waveguide formed on a substrate
02/17/1993EP0527472A1 Structure for welding electrical connecting portions to each other using laser light beam
02/17/1993EP0527229A1 Laser and laser welding method
02/17/1993EP0527151A1 Laser-light transmission device.
02/17/1993CN1069157A Method for forming vias in multilayer circuits
02/16/1993US5187346 Vaporizing zinc coating, downward melt flow to speed escape of vapors
02/16/1993US5187345 Method of welding retainer rings
02/16/1993US5186671 Manufacturing method of discharge lamp electrode
02/16/1993US5186592 Sheet metal container with attached end closures
02/16/1993US5186184 Cigarette manufacture
02/16/1993US5185908 Method for connecting two parts along abutting edges and connection obtained thereby
02/11/1993DE4126420C1 Metallic filter element of improved mechanical stability - obtd. from chromium@-nickel@-molybdenum@-titanium@-contg. steel sheet and has round orifices or slits on inflow side, used for sepn. of particles from gases
02/11/1993DE4126351A1 Controlling the polar of a laser beam - by monitoring radiation reflected from the workpiece at the working area and using the monitored average temp. as a control parameter
02/10/1993EP0527114A1 A laser cutting and/or welding unit
02/10/1993CN1068766A Method and device for cutting materials
02/09/1993US5185512 Laser robot with heat eliminating means
02/09/1993US5185511 Multifunction laser assisted processing apparatus
02/09/1993US5185510 Installation for cutting a workpiece and method for the control thereof
02/09/1993CA1313541C Method of manufacturing filters by laser treatment and device therefor
02/08/1993CA2075610A1 Integrated optics chips and laser ablation methods for attachment of optical fibers thereto for linbo3 substrates
02/04/1993DE4125801A1 Increased absorption of carbon-di:oxide laser radiation by workpiece - involves using nitrogen@ gas blanket and focussed pulsed laser simultaneously with the continuous high power laser
02/04/1993DE4125500A1 Processing esp. for marking surfaces - by applying liq. film pref. oil to surface and then treating with laser
02/03/1993EP0526371A1 Process for deep laser beam cutting of a material coating substrate and devices for performing such process
02/03/1993EP0526322A1 Laser welding head and its use for mounting sleeves to tubes
02/03/1993EP0525902A1 Laser profiling of lens edge
02/03/1993EP0525497A1 Method for forming vias in multilayer circuits
02/03/1993CN1068525A High production laser welding assembly and method
02/02/1993US5183993 Laser beam machining system and laser beam machine cover
02/02/1993US5183992 Positioning galvanized steel sheets vertically; moving beam to create cavity; elongation by gravity; facilitates escape of zinc vapors
02/02/1993US5183991 Method of welding galvanized steel sheets with a laser beam
02/02/1993US5183989 Reduced heat input keyhole welding through improved joint design
02/02/1993US5182857 Shaving apparatus
01/1993
01/31/1993WO1993003199A1 Method of surface treating rolling roll
01/31/1993CA2092545A1 Method for processing surface of work roll
01/28/1993DE4124976A1 Butt welding metal foil - by precoating seam area with flux to prevent oxide film formation
01/28/1993DE4124546A1 Surface processing machine for thin tubular workpiece held between two rings - uses laser beam which is moved in longitudinal direction of rotated workpiece to scan surface after focussing
01/27/1993EP0524599A2 Method of making frames from tubular members and frames made by the method
01/27/1993EP0524179A1 Process for assembling a wave guide switch.
01/27/1993CA2074635A1 Cutting process by lazer of a material covering a substrate and devices for its development
01/26/1993US5182434 Laser beam machining method
01/26/1993US5182430 Powder supply device for the formation of coatings by laser beam treatment
01/26/1993US5182429 System and method for laser welding the inner surface of a tube
01/26/1993US5182428 Method and apparatus for removing target sections of sheet metal from a continuous coil and placing those sections in separate continuous coils in a continuous operation
01/26/1993US5182170 Method of producing parts by selective beam interaction of powder with gas phase reactant
01/26/1993US5181659 Synthetic resin seamless tube with black portion(s) and through-holes therein
01/26/1993US5181379 Gas turbine engine multi-hole film cooled combustor liner and method of manufacture
01/26/1993CA1313229C Laser cutting nozzle, cutting head equipped with such nozzle and laser cutting process thereof
01/21/1993WO1993001080A1 Method and apparatus for assembly of car bodies and other 3-dimensional objects
01/21/1993WO1993001021A1 Multiaxis cnc tool holder
01/21/1993DE4123716A1 High speed laser cutting of thin sheet - using cutting gas mix of inert gas and hydrogen@
01/21/1993DE4123577A1 Deep laser hardening of component - using three-dimensional high intensity heat extn. to assist self-quenching
01/21/1993DE4123323A1 Werkzeugtraeger Toolholder
01/19/1993US5180448 Method of laser hardening corrugating rolls
01/19/1993US5179965 Apparatus for forming micro-holes on cylindrical objects
01/14/1993DE4122093A1 Laser welding tube insert inside membrane tube wall of steam boiler - using a laser beam source on repair side and two adjustable mirrors on opposite side of membrane tube wall
01/14/1993DE4120790A1 Duese zum oberflaechenbehandeln metallischer werkstuecke Nozzles for oberflaechenbehandeln metallic workpieces
01/13/1993EP0522811A1 High production laser welding assembly and method
01/13/1993EP0522158A1 Method of forming a thin electroconductive film.
01/12/1993US5179262 Manufacture of ophthalmic lenses by excimer laser
01/12/1993US5179261 Split beam laser welding system
01/12/1993US5179260 Device and process for the laser welding of a tube
01/12/1993US5178725 Method for working ceramic material
01/12/1993US5178362 Electromagnetically actuatable valve
01/12/1993US5177865 Method for making heat exchanger having at least two collecting pipes
01/07/1993WO1993000171A1 Nozzle for surface treatment of metallic workpieces
01/07/1993EP0598712A4 Device for delivering a collimated beam such as a laser beam.
01/07/1993EP0521194A2 Laser machining apparatus for welding and cutting
01/07/1993EP0496870A4 System for scanning a surgical laser beam
01/07/1993DE4127421A1 Safety circuit for medical laser scalpel - detects parameters of test oscillation applied to all circuit components e.g. relay shutter, and power supply cut=off switch
01/05/1993US5176675 Use of lasers to break down objects for removal from within the body
12/1992
12/30/1992EP0520900A1 Method for manufacturing a bladed rotor with closed channels
12/30/1992EP0520854A1 Method for joining two pieces of sheet metal, metallic assembly and structure from armour plate obtained by this method
12/30/1992EP0520326A2 Mirror optical system
12/29/1992US5174586 Inclination setting mechanism in work rotating device for laser beam machine tool
12/28/1992CA2070970A1 Process for assembling two metal sheets, metal assembly and metal sheeting structure obtained therewith
12/24/1992DE4217811A1 Laser beam cutting device for cutting PCB holes - has reflector arrangement ensuring uniform beam distribution over mask surface
12/23/1992WO1992022336A1 Method of producing a microstructure in a bioresorbable element
12/23/1992WO1992022255A1 Device for gentle and precise photoablation for photorefractive surgery
12/23/1992WO1992016822A3 Fluid cooled contact mask
12/23/1992EP0519391A1 Laser edgemarking equipment
12/23/1992CA2111080A1 Method of producing a microstructure in a bioresorbable element