Global Patent Index - EP 1056983 A1

EP 1056983 A1 20001206 - SOUND-MODERATOR DEVICES FOR GUNS

Title (en)

SOUND-MODERATOR DEVICES FOR GUNS

Title (de)

SCHALLDÄMPFER FÜR FEUERWAFFEN

Title (fr)

DISPOSITIFS AMORTISSEURS DE SON POUR ARMES A FEU

Publication

EP 1056983 A1 20001206 (EN)

Application

EP 99901790 A 19990122

Priority

  • GB 9900235 W 19990122
  • GB 9801785 A 19980129
  • GB 9815092 A 19980711

Abstract (en)

[origin: WO9939147A1] An gun-silencer (1) for mounting at the muzzle (9) of a gun-barrel comprises a baffle-free, generally-cylindrical gas-expansion chamber (2) intermediate a proximal entry-port (6) and a distal exit-port (7) both aligned with said gun-barrel when mounted thereon, the internal end walls of said expansion chamber being divergent from the entry-port at its proximal (3) end over a curve whose ends subtend an angle not greater than 90 DEG , and convergent on the exit-port (6) at its distal end (7) over a curve whose ends subtend an angle greater than 90 DEG .

IPC 1-7

F41A 21/30

IPC 8 full level

F41A 21/30 (2006.01)

CPC (source: EP)

F41A 21/30 (2013.01)

Citation (search report)

See references of WO 9939147A1

Designated contracting state (EPC)

AT BE CH DE DK ES FI FR GR IE LI SE

DOCDB simple family (publication)

WO 9939147 A1 19990805; AT E217074 T1 20020515; AU 2178899 A 19990816; DE 69901384 D1 20020606; EP 1056983 A1 20001206; EP 1056983 B1 20020502

DOCDB simple family (application)

GB 9900235 W 19990122; AT 99901790 T 19990122; AU 2178899 A 19990122; DE 69901384 T 19990122; EP 99901790 A 19990122