Class 198/657 - Screw

Subclass of Class 198 - Conveyors: power-driven
Definition: Apparatus wherein the conveyor section comprises a helical
No. of applications: 25
Last issue date: 05/24/2012

Application No.	Application Title	Issue Date
20120129677	DECANTER CENTRIFUGE AND A SCREW CONVEYER A decanter centrifuge for separating a supplied material in a light phase and a heavy phase comprising an elongate bowl arranged for rotation about its longitudinal axis, the bowl having a separation chamber with a circumferential wall, a screw conveyor being provided i...	05/24/2012
20110259709	CONVEYOR SYSTEM FOR BOTTLES OR SIMILAR CONTAINERS The invention relates to a conveyor system for the onward conveyance of bottles or similar containers (2) from a container treatment machine, comprising at least one container guide (9) and at least one conveyor element moving the containers (2) alo...	10/27/2011
20110259211	METHOD OF STAGGERING BELTS IN A ROUND BALER An improved roll belt guide mechanism for directing movement of a plurality of side-by-side belts in a round baler wherein adjacent belts are staggered to create opening through which trash mass pass to prevent trash accumulation behind the belts. A pair of offsetting r...	10/27/2011
20110220462	Apparatus and Method for Conveying Cohesive Materials An apparatus and a method include a pipe comprising a first end, a second end and an interior wall. The pipe is configured for rotation about an axis with a rotational rate sufficient for a cohesive material to remain stationary in a layer on the interior wall. A plural...	09/15/2011
20110198197	Polymer Finishing Process A polymer finishing process including: recovering polymer powder from a polymerization reactor; feeding the polymer powder to an inlet of a mass flow screw conveyor and one or more mass measuring devices for determining a mass of polymer powder within at least a portion...	08/18/2011
20110173885	ATMOSPHERIC PRESSURE GASIFICATION PROCESS AND SYSTEM A fuel supply system for supplying pulverized feedstock to a gasifier includes a feedstock storage apparatus for storing pulverized feedstock. The feedstock storage apparatus operates at a first pressure. The fuel supply system also includes a mechanical conveyance appa...	07/21/2011
20110114451	AUGER CONVEYER An auger conveyor is provided that includes a housing, at least one first mounting bracket, at least one second mounting bracket, an auger screw and one or more auger support assemblies. The first mounting bracket has a first landing and the second mounting bracket has ...	05/19/2011
20110008241	Catalytically activated vacuum distillation system A catalytically activated vacuum distillation system, several novel component parts of said system, a process for producing carbon based products and novel carbon black that is produced from such a system and process....	01/13/2011
20100272519	METHOD AND DEVICE FOR CONVEYING PARTICULATE MATERIAL DURING THE LAYER-WISE PRODUCTION OF PATTERNS The present invention relates to a method for conveying particulate material during the manufacture of patterns in layers, wherein powder is conveyed out of a reservoir into a spreader unit and, if applicable, excess powder fed to the spreader unit is again conveyed bac...	10/28/2010
20100032264	Releasable Coupling A releasable coupling, including a first and a second coupling part for transmitting torque, where the first coupling part has a projection which extends in the direction of the geometrical axis of rotation and in the circumferential surface of which a first peripheral ...	02/11/2010
20100000843	Screw Driven Conveyance Device A screw driven conveyance device has a conveyance carriage driven continuously and smoothly irrespective of the presence of an air space between adjacent screw shafts. Shorter auxiliary screw shafts have a pitch equal to a pitch of the screw shaft and are placed in juxt...	01/07/2010
20090272628	DEVICE AND METHOD FOR VERTICAL TRANSPORTATION OF PARTICULATE MATERIALS Device for vertically upward transportation of particulate materials with a substantially uniform particle size and shape, comprising a substantially vertical pipe with a stirrer arranged concentrically within said pipe with a clearance between the pipe wall and the out...	11/05/2009
20090217849	SYSTEMS FOR THE CONROL AND USE OF FLUIDS AND PARTICLES The configuration of a feedstock material is controlled by bringing it into contact with at least a first gas moving against it at a location with an area and thickness of the feedstock liquid that forms drops or fibers of a selected size. In one embodiment, drops of ag...	09/03/2009
20090008220	Use of an Apparatus for Adding at Least One Additive to a Reactor Interior The invention relates to the use of an apparatus for adding at least one solid or viscous liquid additive, or an additive dispersed in solvent, to a reactor interior of a reactor for preparing crosslinked, finely divided polymers by copolymerizing	01/08/2009
20080257689	APPARATUS FOR CONVEYING AND DEDUSTING OF TABLETS OR SIMILAR PELLETS FROM A TABLET PRESS An apparatus for conveying and dedusting of tablets or like pellets from a tablet press, with a vertically arranged vibration-screw conveyor, which has a lower inlet and an upper outlet, where the screw conveyor has at least two screw channels, to which, in each case, a...	10/23/2008
20080121497	HEATED/COOL SCREW CONVEYOR A screw conveyor includes a hollow rotatable shaft having an externally mounted flight extending along a portion of its length. Thermal applicating structure is provided at one end of the shaft for heating or cooling the screw conveyor. A thermosyphon is mounted within ...	05/29/2008
20080116039	Material regulating devices and material delivery systems having those devices A material regulating device and a method of regulating wood pieces are disclosed. In some embodiments, the material regulating device may include a base assembly, a housing, an inclining assembly configured to selectively move the housing relative to the base assembly,...	05/22/2008
20080095599	Transfer Vehicle A transfer vehicle is pulled by a towing vehicle. The transfer vehicle comprises a container and an unloading conveyor. The container serves to receive bulk goods. The unloading conveyor serves to unload the bulk goods located in the container. In order to allow a simpl...	04/24/2008
20080073254	HIGH CAPACITY LENGTH GRADING MACHINE A liftings trough for mounting in an interior space of a rotatable member of a length grading machine is defined by walls that are contoured to provide a maximum clearance between the mounted trough and an inlet opening through which grain flows into the interior space ...	03/27/2008
20080060565	Systems for the control and use of fluids and particles The configuration of a feedstock material is controlled by bringing it into contact with at least a first gas moving against it at a location with an area and thickness of the feedstock liquid that forms drops or fibers of a selected size. In one embodiment, drops of ag...	03/13/2008
20070209908	Method and Apparatus for Discharging Material at Spaced Intervals A method and apparatus for discharging material at spaced intervals each provide a conveying tube and a conveying mechanism for moving material from a first end of the tube toward a second opposite end. Discharge openings are provided spaced along the tube at different ...	09/13/2007
20060180429	Auger assembly An auger assembly transfers particulate material from a source area to a target area using a main auger, an intermediate swing auger and a loading swing auger connected in series with one another. The main auger is supported on a wheeled frame similar to conventional gr...	08/17/2006
20050247544	AUGER BRUSH An auger assembly suitable for use with a food separator is provided with a removable brush. The auger assembly includes an auger defining a channel around the crest thereof. A brush is received in the channel and defining a flange at each end thereof. First and second ...	11/10/2005
20050189199	Archimedean conveyors and combustion engines A helical screw conveyor having a helical screw rotatably mounted within a casing and cooperating with a chain of platens to convey objects from one end of the casing to the other end or to selected locations therebetween. A thermodynamic combustion engine is provided h...	09/01/2005
20050183931	Easily 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 a sm...	08/25/2005

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Class 198/657 - Screw