Patent ID: 7383973
Filing Date: 2008-06-10
Classification: B23K,B65H

Abstract:
1. A wire feeding mechanism for advancing a continuous length of wire along a pathway, comprising: a housing having two roller supports each rotatable about a corresponding axis transverse to a wire pathway, said roller supports being on opposite sides of said pathway and being driveably engaged with each other; a drive roller on each of said roller supports for rotation therewith, said drive roller including an outer surface extending circumferentially about said corresponding axis that defines a groove having an included angle between a pair of intersecting walls defining the groove that is about thirty degrees (30°) or greater and less than ninety degrees (90°), said drive roller on each of said roller supports compressively contacting a continuous length of wire between said roller supports such that said wire is advanced along said pathway in response to rotation of said drive rollers.