| 摘要 |
<p>A fowl drinker, having a water intake device, characterized in that the water flow adjustment means is not the same as the means with which the valve body is attached to the support column, but is formed by a stem (31) freely inserted in a tubular widened diameter portion (32) of the cup-shaped cover (29) and connected at the top and the bottom thereof, respectively, to a resilient stopper (30) engaging the spout (24) of the valve body (18) water outlet and a blind nut (33) screwed on the widened portion (32) and with which the adjustment is made, without a subsequent desmantling and reassembly of the drinker altering it, the valve body (18) being snugly fitted over the support column (15) to prevent the weight of the water supply conduit from upsetting it, affecting said regulation. The support (39) of the bushing (44) which is connected to the pipeline t comprises a flexible strip (17) surrounding said pipeline.</p> |
