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US 2016/0178068 A1Published application
Multi-blade dosing valve
AssigneeWamgroup S.P.A.
InventorsVainer MARCHESINI, Luca GOLINELLI
Life of this patent
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Abstract
A multi-blade dosing valve comprising the following elements: a valve body provided with a central opening; a plurality of shafts, each provided with a respective blade, which extend transversely to the central opening; the blades being able to close, at least partially, the central opening; a motor unit which causes the opening/closing of the blades; and vibrators to set in vibration the shafts and the blades. The multi-blade dosing valve comprises an independent vibrator for each shaft.
Claims13
A multi-blade dosing valve (10) comprising the following elements:
- a valve body (20) provided with a central opening (30) crossed, in actual use, by the pulverulent or granular material which is discharged from a hopper into a distribution duct;
- a plurality of shafts (100A, 100B, 100C), each provided with a respective blade (110A, 110B, 110C), which extend transversely to said central opening (30);
- said blades (110A, 110B, 110C) being able to close, at least partially, said central opening (30);
- an actuating system (200), which, by rotating said plurality of shafts (100A, 100B, 100C), causes the opening/closing of said blades (110A, 110B, 110C);
- and
- a vibrator device (250A, 250B, 250C) to set in vibration said shafts (100A, 100B, 100C) and said blades (110A, 110B, 110C);
- multi-blade dosing valve characterized in that it comprises an independent vibrator device (250A, 250B, 250C) for each shaft (100A, 100B, 100C).
4 more elements
Dependencies are inferred from the claim text.