| 摘要 |
PCT No. PCT/IT93/00083 Sec. 371 Date Mar. 10, 1995 Sec. 102(e) Date Mar. 10, 1995 PCT Filed Jul. 23, 1993 PCT Pub. No. WO94/02281 PCT Pub. Date Feb. 3, 1994A method of manufacturing structural sheet metal products whereby a number of portions of sheet metal are fed simultaneously along concurrent planes so that the leading edge of one portion cooperates with a face of an adjacent portion along the plane of contact between the two portions; respective sheets are cut simultaneously off the portions; and the sheets are welded together along the respective planes of contact; cutting and welding being performed using laser heads.
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