Toothed edging means for textile machinery

Toothed edging apparatus for mounting on a rotatable support element of a textile machine comprising tooth segments each having a plurality of teeth elements arranged generally along an arc, each of said segments being formed as a stamped sheet metal element, each of said segments having a foot portion from which said teeth elements extend, mounting means mounting said foot portion on said rotatable support element of said textile machine, said mounting means comprising a dovetail male element on said support element of said textile machine and a mating dovetail female groove in said foot portion, said dovetail male element having a longitudinal axis extending parallel to the axis of rotation of said rotatable support element, said tooth segments being insertable on said support element by being slid longitudinally along the axis of said support element as said male and female dovetail elements are engaged, and fastening means detachably fastening said dovetail male element on said support element of said textile machine, said dovetail male element having a radial inner face having a partial cylindrical surface, said support element of said textile machine also having at least a partial cylindrical surface corresponding to the cylindrical surface of said dovetail male element, said fastening means comprising threaded element extending between said dovetail male element and said support element to thereby threadedly connect said dovetail male element to said support element as said cylindrical surface of said dovetail male element engages said corresponding cylindrical surface of said support element.