| 摘要 |
<p>A fuel oil rotary burner include a hollow rotary shaft (1) terminating at its outer end with a truncated cone atomizer cap (2) enclosed in an air impeller centrifugal device (3), there being inside said shaft a feed tube (4) driven by a pump (5), said tube being divided by a longitudinal diametrical partition (10) which forms a feed duct (11) of the fuel oil, in the direction of the outlet head (7), and a return duct (12), in the direction towards the opposite end of the head (7), said tube (4) being provided with a chamber (13), adjacent to the head (7), in which both halves (11) and (12) of the tube (4) communicate, and which is provided with an outlet (14) of the oil; this opening being provided with a desmodromic control valve (15) guided by a shank (16) which is subjected at its other end to the action of a compression spring (17) which tends to keep the valve in its closed position.</p> |
