Case jacket

• Main Authors: Brachmann, Dirk, Vagedes, Michael, Schnackenberg, Luca Linus, Oltmanns, Jens, Thiesen, Stephan, Focken, Ulrich
• Format: Patent
• Language: English
• Published: 13.02.2024
• Subjects: AMMUNITION; BLASTING; EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION; HEATING; LIGHTING; MECHANICAL ENGINEERING; WEAPONS

A case jacket made of a felted, in particular combustible fibrous material, comprising a cylindrical case jacket portion and a calotte-shaped case bottom which is connected to an end of the cylindrical case jacket portion, wherein the bottom-side end of the case jacket portion has a first inside diameter and a first outside diameter, and wherein the case bottom has an annular connecting edge towards the case jacket portion, which has a second inside diameter that is smaller than the first inside diameter, and a second outside diameter which is smaller than the second outside diameter, includes a conical connecting portion whose one end has the first inside diameter and the first outside diameter and is connected to the bottom-side end of the case jacket portion, and whose other end has the second inside diameter and the second outside diameter and is connected to the connecting edge of the case bottom, wherein the angle of inclination of the inner wall and the angle of inclination of the outer wall of the conical connecting portion with respect to the cylinder axis are not more than 10°.