Global Patent Index - EP 0193456 B1

EP 0193456 B1 19880706 - WELDING OR CUTTING PLASMA TORCH WITH NOZZLE UNIT

Title (en)

WELDING OR CUTTING PLASMA TORCH WITH NOZZLE UNIT

Publication

EP 0193456 B1 19880706 (FR)

Application

EP 86400342 A 19860219

Priority

FR 8502553 A 19850222

Abstract (en)

[origin: ES8704694A1] The plasma welding or cutting torch comprises a hollow torch body (1) whose interior is connected to a source of plasma-producing gas, an electrode (2) disposed inside the body (1) and electrically connected to an electrical supply conductor, and a nozzle (3) provided with a plasma outlet orifice (34). This torch is characterized in that it comprises a cartridge (60) which cannot be disassembled and comprises an annular skirt (4) assembled by screwing with the torch body (1) and having a seat (18b) for the nozzle (3) which is freely slidably mounted in the skirt (4) and applied against the seat (18b) solely by the pressure of the plasma-producing gas.

IPC 1-7

H05H 1/34

IPC 8 full level

B23K 10/00 (2006.01); H05H 1/34 (2006.01)

CPC (source: EP US)

H05H 1/34 (2013.01 - EP US); H05H 1/3436 (2021.05 - EP); H05H 1/3442 (2021.05 - EP); H05H 1/3436 (2021.05 - US); H05H 1/3442 (2021.05 - US)

Designated contracting state (EPC)

AT BE CH DE FR GB IT LI LU NL SE

DOCDB simple family (publication)

EP 0193456 A1 19860903; EP 0193456 B1 19880706; AT E35605 T1 19880715; AU 5378286 A 19860828; AU 577179 B2 19880915; BR 8600727 A 19861104; CA 1250026 A 19890214; DE 3660363 D1 19880811; DK 168683 B1 19940516; DK 78486 A 19860823; DK 78486 D0 19860220; ES 552265 A0 19870401; ES 8704694 A1 19870401; FR 2578137 A1 19860829; FR 2578137 B1 19870327; JP H0313000 B2 19910221; JP S61195787 A 19860830; PT 82049 A 19860301; PT 82049 B 19920529; US 4682005 A 19870721; ZA 861186 B 19860924

DOCDB simple family (application)

EP 86400342 A 19860219; AT 86400342 T 19860219; AU 5378286 A 19860220; BR 8600727 A 19860221; CA 502343 A 19860220; DE 3660363 T 19860219; DK 78486 A 19860220; ES 552265 A 19860221; FR 8502553 A 19850222; JP 3538586 A 19860221; PT 8204986 A 19860220; US 83011386 A 19860218; ZA 861186 A 19860217