| 摘要 |
PCT No. PCT/EP87/00816 Sec. 371 Date Dec. 1, 1988 Sec. 102(e) Date Dec. 1, 1988 PCT Filed Dec. 22, 1987 PCT Pub. No. WO88/04590 PCT Pub. Date Jun. 30, 1988.A welding machine comprising a pair of tongs consisting of two electrodes (4',4'', and adapted to spot-weld a longitudinal reinforcement rod (1) to a transversal reinforcement cross pin (2), while forming a mesh, at least one type of cross pin (2'') having an attachment plate (3) tangentially arranged thereon. Between the welding tongs (4) and one or more magazines (15,20) containing cross pins (2',2''), a carrier (7) reciprocates which comprises an upwardly opening seat (13) adapted to receive a lying cross pin, and a stop member (14) serving, when the carrier reaches an end position where the cross pin is turned over to the welding tongs, to retain the attachment plate (3) in a repeatable, predetermined weld rotation position. |
