| 摘要 |
FIELD: physics. ^ SUBSTANCE: invention relates to electroplating. The device has a tip connected to a unipolar source of electrical current coming from an external device, the second positive terminal of which is connected to the treated metal surface, and a device for protecting the operator from the produced vapour and gases. The protective device is fitted with apparatus for supplying a stream of compressed gas into the working area of the tip. ^ EFFECT: device for protecting the operator from vapour and gases is simple to make and easy to use and mount. ^ 11 cl, 5 dwg |
