Non-electric welding by applying impact or other pressure, with or without the application of heat

BPERFORMING OPERATIONS TRANSPORTING B23Machine tools B23KSOLDERING OR UNSOLDERING WELDING CLADDING OR PLATING BY SOLDERING OR WELDING CUTTING BY APPLYING HEAT LOCALLY

B23K20/00Non-electric welding by applying impact or other pressure, with or without the application of heat

B23K20/001by extrusion or drawing B23K20/002specially adapted for particular articles or work B23K20/004Wire welding B23K20/005Capillary welding B23K20/007Ball bonding B23K20/008pressure combined with radiant energy B23K20/02by means of a press; Diffusion bonding B23K20/021Isostatic pressure welding B23K20/023Thermo-compression bonding B23K20/025Bonding tips therefor B23K20/026with diffusion of soldering material B23K20/028Butt welding B23K20/04by means of a rolling mill B23K20/06by means of high energy impulses B23K20/08Explosive welding B23K20/085for tubes B23K20/10making use of vibrations B23K20/103using a roller B23K20/106Features related to sonotrodes B23K20/12the heat being generated by friction Friction welding B23K20/1205using translation movement B23K20/121Control circuits therefor B23K20/1215for other purposes than joining B23K20/122using a non-consumable tool B23K20/1225Particular aspects of welding with a non-consumable tool B23K20/123Controlling or monitoring the welding process B23K20/1235with temperature control during joining B23K20/124at the beginning or at the end of a weld B23K20/1245characterised by the apparatus B23K20/125Rotary tool drive mechanism B23K20/1255Tools therefor B23K20/126Workpiece support B23K20/1265Non-butt welded joints B23K20/127friction stir welding involving a mechanical connection B23K20/1275involving metallurgical change B23K20/128making use of additional material B23K20/1285Portable friction welding machines B23K20/129specially adapted for particular articles or workpieces B23K20/1295Welding studs B23K20/14Preventing or minimising gas access, or using protective gases or vacuum during welding B23K20/16with interposition of special material to facilitate connection of the parts B23K20/165involving an exothermic reaction of the interposed material B23K20/18Zonal welding by interposing weld-preventing substances between zones not to be welded B23K20/20Special methods allowing subsequent separation B23K20/22taking account of the properties of the materials to be welded B23K20/227with ferrous layer B23K20/2275the other layer being aluminium B23K20/233without ferrous layer B23K20/2333one layer being aluminium, magnesium or beryllium B23K20/2336both layers being aluminium B23K20/24Preliminary treatment B23K20/26Auxiliary equipment