Patent ID: 8171838

Claim:
A method for inserting predetermined breaking points in a ring-shaped holding- and sealing band of a sabot cage projectile provided with an impact sabot cage, wherein the method comprises the steps of: (a) arranging the holding- and sealing band on a partial area of a receptacle device segmented through at least two longitudinal slits so that the holding- and sealing band is mounted on the receptacle device, wherein the receptacle device connects a propelling element to a guiding cage of the impact sabot cage segmented through at least two longitudinal slits in the receptacle device; and (b) inserting notch-shaped predetermined breaking points into an area of the holding- and sealing band covering the longitudinal slits of the receptacle device, from an inside of the holding- and sealing band with the aid of a work tool, wherein the longitudinal slits of the receptacle device are used for lateral guiding of the work tool, and wherein the breaking points are inserted after the holding- and sealing band has been mounted on the receptacle device, but before installation of the guiding cage.