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| Number | Title | Issue Date |
| 7810648 | Screen assembly for separating material according to particle size The present invention provides a screen assembly having a base, a screen box having a screen medium and a pair of mutually opposed bearings, a shaft having a pair of eccentric journals that are rotatably supported in the respective pair of mutually opposed bearings,... | 10/12/2010 |
| 6918492 | Baffle assembly for a sealed shaft on a vibratory apparatus A sealed wheel case for use on a vibrating aggregate processing device comprises a housing sized to hold a rotatable wheel supported on a shaft, the housing having a base, a peripheral sidewall, and a cover. The cover includes an aperture adapted to receive therethr... | 07/19/2005 |
| 6811035 | Device for sorting flat-area piece goods A device for sorting flat-area piece goods, particularly packets, packages, and letters. This device has a drum cylinder open towards the outside at both faces, and mounted at an angle to rotate on a bearing body on the mantle surface of the cylinder. The cylinder i... | 11/02/2004 |
| 6651819 | Debris removal from fluidized sand bed Apparatus for removing debris from a fluidized sand bed. One or more troughs extend radially from a vertical shaft. Associated with each trough is a perforated chute. The apparatus is placed into the fluidized bed of sand, and rotated. As the apparatus ro... | 11/25/2003 |
| 6062394 | Modular wood particle screen A modular screening apparatus has four parallel shafts arranged in a single plane mounted to each module. The shafts extend between the sides of the machine frame and are driven by a motor and timing belts which connect the shafts directly or indirectly t... | 05/16/2000 |
| 5620101 | Trommel separator clutch mechanism and system A trommel separator includes a clutch mechanism that operates with a shaft mounted right angle gear reducer for direct drive of the drum and a flexible mount. The clutch mechanism has a clutch slip disk which is located between first and second disks. The... | 04/15/1997 |
| 5501542 | Rapid coupling for a supported, driven shaft A rapid coupling for a supported, driven shaft is disclosed. The coupling includes a coupling sleeve which is axially slidable over a drive shaft but keyed to the drive shaft to ensure that the coupling sleeve rotates with the shaft. The coupling sleeve h... | 03/26/1996 |
| 5490928 | Tandem waterwheel trommel A tandem waterwheel type trommel apparatus having a laterally-disposed drain-off drum and a laterally-disposed classifying drum combined through a short pipe to form a main body, which is rotatably disposed on a base and is connected to a drive unit. A fr... | 02/13/1996 |
| 5082553 | Concrete aggregate collecting apparatus An aggregate collecting apparatus. A meter which measures the gross weight of the rotary drum is linked to the speed change gear for the rotary drum in such a manner as to be operationally connectable therewith so that the speed of rotation of the drum ca... | 01/21/1992 |
| 4737274 | Tramp material separator Effective separation of unwanted particles, such as tramp material, is effected from a paper pulp suspension (typically a medium consistency suspension, e.g. having a consistency between 5-15 percent). A generally annular opening is defined by a disc conn... | 04/12/1988 |
| 4583415 | Friction wheel transmission for driving a rotary sieve device A device for driving a rotary sieve device, which device comprises at least one drive set that is connected through a transmission with one or more rotatable sieve surfaces which are placed in a housing. The novelty is the pneumatic tire mounted on a wheel tha... | 04/22/1986 |
| 4525271 | Screening apparatus for grains, seeds or the like materials or granules A screening apparatus for granules or the like material comprises a housing, wherein a frame structure is arranged which is rotatable about a main axis. The frame structure supports a screen drum which is rotatable by means of a shaft arranged eccentrical... | 06/25/1985 |
| 4469230 | Sorting cylinder for seeds and other grains A sorting cylinder for seeds and other grains with a horizontal, driven calibrating cylinder (11) resting on rolls (22, 23, 24, 25) and with a stationary machine casing (1) surrounding the calibrating cylinder (11) which has an inlet (4) for the material ... | 09/04/1984 |
| 4440637 | Rotary grain screeners A rotary grain screener is disclosed in which a reverse drive transmission assembly is provided at one end of the screener and in which a second drive transmission assembly is provided at the opposite end of the screener for driving an outer drum, an inne... | 04/03/1984 |
| 4313823 | Sieve device for separating a mixture of particulate material in components of different sizes A sieve device for separating a mixture of particulate material into components of different sizes has a rotating perforated sieve surface and a central, vertical shaft. The central vertical shaft is coupled to a drive set. A reaction arm is fastened to t... | 02/02/1982 |
