The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 20, 1979
Filed:
Aug. 18, 1976
Kurt Ballreich, Nuremberg, DE;
Hans Umbach, Furth, DE;
Jurgen Ahlborn, Egersdorf, DE;
Wolfgang Reuter, Furth, DE;
Abstract
A cartridge case and a process for the production thereof wherein the cartridge case includes an elongated tubular member and a separate bottom part. The separate bottom part is insertable in said elongated tubular member such that at least a portion of the wall surfaces of said bottom part and said tubular member contact one another and at least one of said separate bottom part and said elongated tubular member in the region of the wall surfaces to be contacted is provided with transfer elements. The transfer element means are responsive to ultrasonic energy for joining said bottom part and said elongated tubular member together such that a cartridge case is formed especially utilizable as a shot cartridge case.