METHOD AND APPARATUS FOR MAKING CRAMP FROM STRIP OF FLAT MATERIAL Russian patent published in 1999 - IPC

FIELD: processes and equipment for material forming. SUBSTANCE: flat clamp or cramp is made of continuous strip of flat sheet material in the form of coil at subjecting intermediate portions of material between respective blanks of separate cramp to first forming step at holding blanks inside continuous strip. At second forming step each blank is cut-off from strip, shaped to desirable form and excess waste material is removed out of continuous strip. Second forming step is realized directly near station for final operation of assembling cramps that is why it is not necessary to transport divided cramps to station for performing final operation of fastening by cramps. EFFECT: arrangement of flat cramp blanks having no acute angles between continuous outer edges of strip. 4 cl, 11 dwg