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Class 198/550.6 - Of the screw type


Subclass of Class 198 - Conveyors: power-driven
Definition: Apparatus wherein the power-driven section, which immediately
No. of patents: 18
Last issue date: 10/07/2008


NumberTitleIssue Date
7431143Controlling feeding of solid matter
A method and an apparatus for controlling feeding of solid matter in a process with at least one solid matter unloading point, at least one belt conveyor and at least one solid matter feeding point, solid matter being unloaded in the unloading point from solid matte...
10/07/2008
7392895Agitating element for discharging poorly pourable bulk materials
In a method and a device for discharging poorly pourable bulk materials from a receptacle, the material is first rendered free-flowing via a helically shaped agitating element (worm conveyer) and secondly discharged from the receptacle via a spiral shaped agitation ...
07/01/2008
7367881High capacity combine grain bin unload system
The grain holding bin of a combine harvester can be rapidly unloaded either on-the-go or at a standstill by an inclined unloading conveyor having its intake end at a low point in the bin adjacent the far side of the bin. The unloading conveyor extends gradually upwa...
05/06/2008
7168554Grain cart and auger construction
A folding auger assembly. The auger assembly includes at least one auger housing configured to receive at least one driveshaft. The auger assembly further includes flighting connected to each driveshaft, a lower drive assembly configured to operatively couple the dr...
01/30/2007
7097569Restorable sand or pellet pile device
A restorable sand or pellet pile is provided for use as an amusement or exercise device. A sand or pellet collection chamber has inclined side walls that converge toward each other in a downward direction and having a bottom surface connected to the side walls. A su...
08/29/2006
7004305Easily assemblable grain bin sweep
A grain bin sweep is adapted to be assembled within a grain bin. The sweep comprises an auger assembly including a shield and an auger; and a tractor frame assembly comprising a frame first part and a frame second part. The sweep components are sized to fit through ...
02/28/2006
6763932Particulate material handling systems
The particulate material handling system comprises a tube, an endless belt that passes through the tube and returns outside of the tube, and a flighting that is suspended a predetermined distance from the belt through the entire length of the tube. The distance may ...
07/20/2004
6217209Dry material and slurry processor
A material processor having an enclosure with an ingress to receive material into the enclosure, and a discharge to remove material from the enclosure. A spindle is located in the enclosure, has a longitudinal spindle axis, and is rotatable about the spin...
04/17/2001
6068108Chip screw conveyor with feed assist
A screw conveyer for conveying metal turnings from a machining operation. The chip screw conveyor includes an auger-like screw configured to move metal turnings in a given direction. The conveyor includes a tubular housing and an input chute defining an i...
05/30/2000
6015228Dry material and slurry processor
A material processor having an enclosure with an ingress to receive material into the enclosure, and a discharge to remove homogenous material from the enclosure. A spindle is located in the enclosure, has a longitudinal spindle axis, and is rotatable abo...
01/18/2000
5960932Sweep auger handle
A T-shaped sweep auger handle for attachment to a sweep auger to enable the sweep auger to be easily maneuvered while operating. The T-shaped handle is comprised of an elongated rigid stem member having a first end and a second end, an elongated rigid tra...
10/05/1999
5755318Device for the continuous delivery of materials with low flowability
The invention is concerned with a device for the continuous delivery of shredded materials exhibiting low flowability, particularly shredded cellulose materials, characterized in: (A) a receptacle for the shredded material to be delivered, said receptacle...
05/26/1998
5511925Bin unloading apparatus
A bin unloading apparatus includes a housing attachable to a bin floor. The housing has an interior cavity, a rotatable lower portion with an intake opening, and a stationary upper portion with an output opening. A sweep auger is secured to the rotatable ...
04/30/1996
5510881Positive push development auger
An apparatus for recirculating developer material in a developer unit. The apparatus includes a first transporter for transporting the developer material in a first direction, a second transporter for transporting the developer material in a second direct...
04/23/1996
5409344Portable grain cart auger system
A cart for transporting grain and the like and unloading the grain using an auger system. The system has two augers, a lower auger that elevates the grain from the cart's grain storage hopper and deposits it into an upper auger that carries the grain out ...
04/25/1995
4628828Ash handling systems for combustion equipment
An ash handling system includes a conveyor and crusher extending from an ash collection trough beneath an underfeed stoker retort to a hopper from which ash is discharged into an ash receiving zone of a container. A suction nozzle is used to extract ash f...
12/16/1986
4343394Apparatus for handling fluent material
Apparatus for pumping or conveying fluent material such as grain, sand, concrete, etc. is disclosed. The apparatus comprises a tube having an inlet at one end and an outlet spaced from the inlet and a pair of helical blades of opposite pitch mounted insid...
08/10/1982
4270653Conveyor feed apparatus
A conveyor feed apparatus cooperable with a conveying apparatus for controlled feeding of material to the conveying apparatus in a manner that overfilling of the conveyor apparatus is avoided....
06/02/1981
 
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