Abstract: An improved textile spool having a removable plug element inserted at the one or both ends of the hollow tube of the spool, the plug element having a tongue element therein extending axially and inwardly when the plug is engaged within the end of the spool, the tongue element having a raised projection on its outward external surface, and the hollow tube having a circular passageway therein, whereby, in the assembled condition, the projection fits in an interlocking relationship within the passageway, and whereby the plug element may be easily removed by an axial outward force when the tongue element is moved out of an interlocking relationship.
Type:
Grant
Filed:
April 13, 1977
Date of Patent:
December 5, 1978
Assignees:
Robert H. Underwood, Richard P. Crowley