Title:
A PROJECTILE CARTRIDGE, A WAD FOR A PROJECTILE CARTRIDGE AND A METHOD OF MAKING THEREOF
Document Type and Number:
WIPO Patent Application WO2006075168
Kind Code:
A3
Abstract:
A wad for a projectile cartridge comprises a holder for holding a projectile, such as a plurality of shot, a charge barrier, and a support for mounting the holder to the barrier. The wad is unitary and is formed from a biodegradable plastic material. The barrier is preferably compressible, and more preferably substantially more compressible than the support. The wad has a first moisture content and is adapted to be conditioned, prior to employment in a projectile cartridge, to have a second moisture content. After conditioning, the weight of the wad may be increased by up to 19 %, or the size of the wad maybe increased in at least one dimension by up to 6 %. A projectile cartridge employing the wad, and a method of making the wad and the projectile cartridge are also disclosed, together with tools for making the wad and sleeve.
Inventors:
STEVENS HENRY (GB)
MORRIS PETER (GB)
MORRIS PETER (GB)
Application Number:
PCT/GB2006/000117
Publication Date:
December 21, 2006
Filing Date:
January 13, 2006
Export Citation:
Assignee:
PVAXX RES & DEV LTD (GB)
STEVENS HENRY (GB)
MORRIS PETER (GB)
STEVENS HENRY (GB)
MORRIS PETER (GB)
International Classes:
F42B7/08
Domestic Patent References:
| WO2000012615A1 | 2000-03-09 |
Foreign References:
| FR2370258A1 | 1978-06-02 | |||
| GB2253267A | 1992-09-02 | |||
| GB2367606A | 2002-04-10 | |||
| US5795923A | 1998-08-18 |
Other References:
PATENT ABSTRACTS OF JAPAN vol. 2000, no. 12 3 January 2001 (2001-01-03)
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