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"I hate what they've done to my child...I would never let my own children watch it. "
Vladimir Zworykin, television pioneer ; Talking about an invention in which he played a critical role.
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| Number | Title | Issue Date |
| 5944233 | Granular material dispensing apparatus This invention relates to a novel granular material metering and dispensing system. More particularly, this invention pertains to a novel adjustable-rate apparatus for metering and dispensing granular chemicals, seeds and fertilizers. A metering dispenser... | 08/31/1999 |
| 5064099 | Feeding device for particulate materials A particulate material feeder includes a hopper sectioned into two receptacles for accommodating two different kinds of particulate materials. Each particulate material falling down through a bottom opening of the receptacle is introduced into a feed chan... | 11/12/1991 |
| 5024356 | Methods, systems, apparatus and rotor for applying granular material Methods, systems, apparatus and a rotor are provided for metering, conveying and dispensing granular materials and/or liquids. The systems, apparatus and rotor can be used for metering, conveying and dispensing granular materials onto a plurality of zones... | 06/18/1991 |
| 4928858 | Metering device for seed or fertilizer A metering device for seed having a housing (7), a rotary metering member (27) that is rotatably mounted on a shaft 32 in open slots (25, 26) in a pair of side walls (8, 9) of the housing with the axis of rotation of the shaft extending transversely to th... | 05/29/1990 |
| 4610399 | Mixing particulate materials The invention relates to the mixing of particulate materials with a given mixing ratio and as part of a plant and process requiring the materials, comprising the steps of metering the materials separately in respective metering units running at least subs... | 09/09/1986 |
| 4408704 | Feed cup assembly with flexible metering gate An adjustable and flexible metering gate for a fluted feed cup assembly on a grain drill. The metering gate is fabricated from a flexible material, and the adjusting lever for the gate is located on the side of the cup opposite the portion of the fluted f... | 10/11/1983 |
| 4297793 | Apparatus for supplying materials to belt type continuous vacuum dryer An improved apparatus for supplying materials, useful for belt type continuous vacuum dryer, is provided which comprises an inner cylinder equipped with a material-supplying duct fixed onto one end thereof, a distributing chamber formed inside the cylinde... | 11/03/1981 |
| 4233935 | Magnetic brush apparatus for electrostatic printing system A magnetic brush apparatus is provided with a hopper for supplying powdered one-component magnetic developer to a cylindrical sleeve housing a rotating magnet roller with a number of magnetic poles. The powdered magnetic toner supplied onto the sleeve sur... | 11/18/1980 |
| 4231320 | Magnetic brush-toner supply hopper A magnetic brush having an independently rotatable non-magnetic core is disposed in the mouth of a toner supply tank. An upper tank wall and a top portion of the sleeve form a delivery gap and a bottommost tank wall section with the sleeve bottom forms a ... | 11/04/1980 |
| 4053088 | Rotary dispenser with delivery regulating valve and scraper A regulating dispenser comprises a hopper and a movable surface for withdrawing material from the bottom of the hopper to the outside thereof. The movable surface is constituted by at least one area arranged so that the regulating dispenser does not deliv... | 10/11/1977 |
