ES1049291U - Expandable cone perfected for holding coils. (Machine-translation by Google Translate, not legally binding) - Google Patents

Abstract

Expandable cone perfected for the fastening of coils, being of the type of those constituted from a core with one of its ends provided with a coupling base to the corresponding drive machine, while on the other end mounted with character a jacket or jacket required to move to a position of maximum expansion by an internal spring, in whose position are held retracted axially mounted blades on corresponding openings of the shell, and capable of projecting outward against the inner wall of the respective mandrel at the ends of which two opposing cones are mounted, in order to produce the locking of said mandrel in the position of retraction of the shell or sleeve, and the latter incorporating a flange at its rearmost end, characterized in that prior to the extreme flange of the sleeve enclosing, a washer has been provided between which and the walloon itself they have a plurality of springs distributed equiangularly and guided in respective axial pins provided in opposite holes, both of the washer and the flange of the sheath jacket, said washer determining the direct support for the mandrel in the penetration of the cone assembly on the end of the sleeve. Said mandril. (Machine-translation by Google Translate, not legally binding)