| 摘要 |
<p>Gas saving device comprises a pressure reducer comprising a gas inlet and a gas outlet which is directly connected with a solenoid valve. Independent claims are also included for: (1) a welding device comprising a shielding gas source, a wire feeder, and the above gas saving device arranged between the shielding gas source and the wire feeder; (2) manufacturing the gas saving device; and (3) retrofitting of the welding device, comprising arranging the gas saving device between the shielding gas source and the wire feeder.</p> |
