| 摘要 |
Machine which comprises a ramp 3 for supplying boxes 4 with a lower stop 5; a horizontal conveyor 7 for the boxes; elevator (lifting) means with a platform 21 for supporting a box, mounted on a frame 18 and means for clamping and centring 24 and 25 the box, with respect to an upper hopper 22, moved by an actuating means 34; four elastic strips 35 to 38 arranged between the frame 18 and two vertical plates 39 and 40, joined to an upper horizontal plate 41, displaceable vertically by means of the rod 42 of a cylinder 43 which is fixed to two vertical sleeves 44 and 45 traversed by two vertical bars 48 and 49, joined at the top to said horizontal plate 41; means 51 for braking the bars with respect to the sleeves; vibrating means 57 arranged between one of the vertical plates and the frame. <IMAGE>
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