joon[kontakt]keevitus perioodiliselt seiskuvate rullelektroodidega, tagamaks keevitusvoolu rakendamisel üksteisest eraldatud keevispunktide jada (vt joonkontaktkeevitus; vrd pidevjoonkeevitus), resistance seam welding in which the electrode wheel is periodically stopped to make the spot weld; the amount of wheel rotation between stops determines the distance between weld spots along the seam (see: resistance seam welding; compare: continuous motion welding)