摘要 |
A spool (10) where an elongated metal element (25) is to be wound, comprises a core ( 12 ) and two flanges ( 14 ). The core (12) and/or the flanges (14) comprise at least one reference mark (18). The core comprises at least one fixing hole (16). At least one of the fixing holes (16) is located at a predetermined distance from the reference mark (18). The leading end of the elongated element is plastically bent. Next the reference mark (18) is located and the bent part of the elongated element (25) is put into one of the fixing holes (16). Thereafter the elongated element (25) is wound on the spool (10). |