| 摘要 |
<p>The present utility model provides for a welding machine comprising a casing being defined by a bottom wall, opposed side walls, a front cover, a rear cover, and a top wall, a transformer secured inside said casing, the primary coil of said transformer in communication with a pair of input ports arranged at the rear cover of said casing, the secondary coil of said transformer in communication with a pair of output ports arranged at the front cover of said casing, and a ventilating fan arranged on the rear cover of said casing. The opposed side walls as well as the front cover are provided with a plurality of ventilating holes to provide ample ventilation to the transformer and the output ports.</p> |
