| 摘要 |
The invention relates to a device for feeding poultry, preventing loss of feed from the feeder owing to actions by the fowl, the device comprising a general conduit (7, 107) supplying the feed, and consisting of a plate (1, 101) having a double coaxial wall defining a central chamber (4, 104) and an annular chamber (5, 105), and of a feeding column (6, 106) installed at the bottom center of the central chamber (4, 104) and that extends to the general feed supply conduit (7, 107), with which the latter is in contact, said feeder column (6, 106) including two coaxial tubes, one fixed inner tube (8, 108) that extends from the top of the general conduit (7, 107), and another outer tube (9, 109) that can move vertically along the fixed inner tube (8, 108) between the upper and lower limits. |
