EP 3867593 A1 20210825 - SHOTGUN CARTRIDGE OBTURATOR, METHOD FOR PREPARING A CARTRIDGE EQUIPPED WITH SAID OBTURATOR AND EQUIPPED CARTRIDGE
Title (en)
SHOTGUN CARTRIDGE OBTURATOR, METHOD FOR PREPARING A CARTRIDGE EQUIPPED WITH SAID OBTURATOR AND EQUIPPED CARTRIDGE
Title (de)
VERSCHLUSS FÜR PATRONE EINER SCHROTFLINTE, VERFAHREN ZUR HERSTELLUNG EINER PATRONE MIT DIESEM VERSCHLUSS UND MIT DIESEM VERSCHLUSS AUSGERÜSTETE PATRONE
Title (fr)
OBTURATEUR POUR CARTOUCHE DE TIR, PROCEDE DE PREPARATION D'UNE CARTOUCHE EQUIPEE DUDIT OBTURATEUR ET CARTOUCHE EQUIPEE
Publication
Application
Priority
- FR 1859599 A 20181017
- EP 2019078100 W 20191016
Abstract (en)
[origin: WO2020079088A1] The invention relates to a shotgun cartridge comprising a case (12) of internal diameter dINT and a base (14) with a primer (16), the powder (18), a wad (22) and the shot (24), as well as an obturator (20) arranged between the powder (18) and the wad (22), characterised in that the obturator (20) is made of biodegradable material with plastic deformation properties, and comprises a central disc (25) and ribs (26) together forming a one-piece element with the disc, the assembly having an outer diameter dEXT, the ribs (26) comprising upper ribs (27) and lower ribs (28), these ribs (26) forming a non-zero angle with the plane of the disc (25), the obturator having a nominal outer diameter dEXT, the ribs being able to take at least one other position in which said ribs (26) are in the plane of the disc (25), the outer diameter being DEXT.The invention also concerns a method for producing a shotgun cartridge.
IPC 8 full level
F42B 7/08 (2006.01)
CPC (source: EP US)
F42B 7/08 (2013.01 - EP US); F42B 33/001 (2013.01 - US)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
WO 2020079088 A1 20200423; CA 3116243 A1 20200423; EP 3867593 A1 20210825; EP 3867593 B1 20240501; EP 3867593 C0 20240501; ES 2982682 T3 20241017; FR 3087531 A1 20200424; PL 3867593 T3 20240812; US 2021348897 A1 20211111
DOCDB simple family (application)
EP 2019078100 W 20191016; CA 3116243 A 20191016; EP 19797180 A 20191016; ES 19797180 T 20191016; FR 1859599 A 20181017; PL 19797180 T 20191016; US 201917285690 A 20191016