EP 3742103 B1 20231108 - RIFLED BARREL OF A FIREARM
Title (en)
RIFLED BARREL OF A FIREARM
Title (de)
BÜCHSENLAUF EINER SCHUSSWAFFE
Title (fr)
CANON RAYÉ D'UNE ARME À FEU
Publication
Application
Priority
IT 201900007101 A 20190522
Abstract (en)
[origin: EP3742103A1] A barrel (30;40;50) for a firearm is described, comprising a hole (33) extended along a longitudinal axis (X) of the barrel and delimited by an internal surface (32), wherein said internal surface (32) has a closed curvilinear profile in cross section comprising concave projections (35) having a first radius of curvature (Rl) which are alternated with concave grooves (36) having a second radius of curvature (R2) which is different from said first radius of curvature (Rl).
IPC 8 full level
F41A 21/18 (2006.01)
CPC (source: EP)
F41A 21/18 (2013.01)
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
DOCDB simple family (publication)
EP 3742103 A1 20201125; EP 3742103 B1 20231108; ES 2970298 T3 20240527; FI 3742103 T3 20240131; PL 3742103 T3 20240402
DOCDB simple family (application)
EP 20175419 A 20200519; ES 20175419 T 20200519; FI 20175419 T 20200519; PL 20175419 T 20200519