Cartridge cases and process for the production thereof

Details Cartridge cases and process for the production thereof Cartridge cases and process for the production thereof

1976-08-18

1979-02-20

Pendegrass, Verlin R.

Ammunition and explosives

Igniting devices and systems

156 731, F42B 530

Patent

active

041400585

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.

REFERENCES:
patent: 3093073 (1963-06-01), Lockwood et al.
patent: 3424089 (1969-01-01), Humpherson
patent: 3602257 (1971-08-01), Berleyoung et al.
patent: 3824138 (1974-07-01), Karobath et al.
Branson publication, How to Get Good Ultrasonic Welds, Reprinted from Nov. 1964 issue of Modern Plastics (6 pages).

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