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| Number | Title | Issue Date |
| 6000446 | Apparatus for particulate processing A method including: a particulate material source and receiver, and wherein the source contains a discharge feature; moving material in the source in the direction of a member located at least partially within the source, the member defining an adjustable... | 12/14/1999 |
| 5947169 | Oscillating valve for powders A method for filling a powder container is provided. The method includes the steps of placing a first powder container to be filled in filling relationship to a discharge feature in the vessel, directing the powder in the vessel toward a member located at... | 09/07/1999 |
| 5464126 | Volumetric dosage machine particularly for granulates, powders and loose products in general Volumetric dosage machine particularly for granulates, powders and loose products in general, including products that are not uniform or mutually compacted and have a very limited flow ability, comprising a hopper for loading a product to be metered that ... | 11/07/1995 |
| 5007564 | Dosing or feeding apparatus for precisely feeding loose bulk material A dosing or metering feeding apparatus for precisely feeding a stream of powdered or fine grained loose bulk material includes a cylindrical container (1) for storing the loose material (3). A rotating turntable (4) essentially closing the bottom of the c... | 04/16/1991 |
| 4811864 | Cleaning arrangement for a roller metering device A roller metering device comprises a roller, which has continuous elongate grooves longitudinally thereof spaced angularly around the periphery thereof, mounted in a hopper so that it grasps and forwards a volume of the particulate material within the hop... | 03/14/1989 |
| 4240569 | Carpet cleaning powder dispenser A carpet cleaning machine for uniformly spreading a powder onto a surface, working the powder into the surface and subsequently removing the powder and dirt is disclosed. The cleaning machine includes a powder dispenser attachable to a vacuum cleaner. The... | 12/23/1980 |
| 4170321 | Bucket wheel sluice having mesh-engaged removal unit The periphery of a bucket wheel sluice is provided with a plurality of vanes forming pockets for the reception and transport of material, the vanes and intervening spaces being shaped and arranged in an involute tooth configuration. A removal unit is prov... | 10/09/1979 |
