Class 209/296 - Rotating

Subclass of Class 209 - Classifying, separating, and assorting solids
Definition: Rotating cylindrical or drum sifters mounted on horizontal
No. of patents: 25
Last issue date: 05/02/2006

Number	Title	Issue Date
7037437	Dual filter system for filtering of injector fluids A filtering system used on a meat injection machine that injects pickling into meat products. The filter consists of a tank and a first and second rotary filter. The first rotary filter uses a wedge wire wound cylinder and augers having flutes that rotate to catch a...	05/02/2006
7001515	Dual filter system for filtering of injector fluids A filtering system used on a meat injection machine that injects pickling into meat products. The filter consists of a tank and a first and second rotary filter. The first rotary filter uses a wedge wire wound cylinder and augers having flutes that rotate to catch a...	02/21/2006
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
6719145	Arrangement and rotor for screening of pulp An arrangement and a rotor for screening of pulp is disclosed that is suitable for the screening of chemical and mechanical pulps, i.e. fiber suspensions of the wood processing industry. A feature of the arrangement and rotor is that inside the rotor (16) the...	04/13/2004
6261417	Dehydrating concentrator A strainer with a screen at its outer periphery is rotatably supported on a casing. A hollow pipe with paddles on an outer periphery of the pipe is fitted in the strainer. The hollow pipe is rotated at a rotating velocity different from that of the strain...	07/17/2001
6206199	Method and an apparatus for recycling different components in a multiple layer material In order to recover the various components of multiple layer materials, a method uses a refiner or disperser including mutually opposing rotating discs having material engaging surfaces or elements such as teeth. The method includes: adjusting a gap betwe...	03/27/2001
6179703	Device and method for separating foreign objects from a mass of coins A device is used to separate foreign objects from a mass of coins between a coin intake and a coin lifting device in a coin sorting and/or counting machine. The device has a perforated drum (13; 33), which is rotatable around its longitudinal axis, is ope...	01/30/2001
6126015	Solids separating device for different sized materials The device selectively separates and removes larger sized objects from a mixture of larger and smaller sized objects, such as soiled litter and animal waste from surrounding clean litter. The device has a rotating chamber which contains the mixture of lar...	10/03/2000
6071187	Device and method for separating foreign objects from a mass of coins A device is used to separate foreign objects from a mass of coins between a coin intake and a coin lifting device in a coin sorting and/or counting machine. The device has a perforated drum (13; 33), which is rotatable around its longitudinal axis, is ope...	06/06/2000
5593042	Quality-control sieve and method of using it The novel invention proposes a final screen which is very reliable in operation and which is suitable more particularly also for building into a pneumatic conveying line. In a first section the material is distributed uniformly over the entire peripheral ...	01/14/1997
5435917	Rotary filter comprising a screen drum and internal screw member A rotary filter for filtering water out of water containing raw material such as fish guts and muds including a screw drum having a number of filtering holes formed therein and a screw having a shaft and a spiral vane secured to the outer surface of the s...	07/25/1995
5294408	Compact lime slaker A compact lime slaker has an inner vessel forming an initial slaking chamber disposed in an outer vessel forming a final slaking chamber, with agitators provided In both chambers. Slaked lime from the final slaking chamber is pumped to a collection trough...	03/15/1994
5108584	Apparatus for extrating heavy metals from ore A machine is employed for recovering heavy metals, such as gold, from placer ore. The machine employs a cylindrical, annular outer drum mounted for rotation at an inclination to the horizontal and including at least one spiral vane extending the length of...	04/28/1992
5107797	Litterbox for domestic animals A litterbox includes a rotatable enclosure having at least one access opening for a domestic animal and a rake disposed on its inner surface, a motor for selectably rotating the enclosure, and a receptacle disposed within the enclosure and movable between...	04/28/1992
5078878	Pressure knotter screening apparatus A rotor is disposed concentrically within a cylindrical screen. The rotor carries a plurality of blades in close proximity to the screen to produce hydrodynamic pulses opposing fluid flow to clear the screen. Each blade includes a first portion affixed to...	01/07/1992
4933073	Drum for separating castings and molding sand or the like A rotating drum (1) for cooling and separating castings and molding sand has a foraminous liner (27, 8). In a first part (28) thereof there are sand raising vanes (17) between this liner (27) and the closed wall (28) of the drum to raise sand, passing thr...	06/12/1990
4901863	Method and apparatus for sorting wood chips A wood chip sorter comprises a shell (22) which at least partially defines a substantially cylindrical sorting chamber (26) into which wood chips are introduced. The shell (22) has a plurality of rotatable shafts (28) mounted thereon with the axes (72) of...	02/20/1990
4896835	Screening machine A screening machine has a rotating screening drum for screening dirt or other material to a desired size through the screen openings, and is made so that it reduces clogging of the screen, even when rocks, dirt clods, and moist dirt is being screened. The...	01/30/1990
4839035	Cylindrical screen separator with spirally arranged clearing and conveying blades A separator for separating different sized components from a material and which is particularly useful for separating rocks, branches and other debris from soil to form topsoil. The separator has a cylindrical screen formed from a plurality of circular ba...	06/13/1989
4322289	Roller for cleaning meshes of rotary screens A roller or brush for cleaning meshes of rotary screens, comprising a shaft having one or several cleaning members each comprising a body of revolution consisting of two concentrically arranged portions. The outer part in contact with the screen surface i...	03/30/1982
4261816	Method of and device for producing ensilage from corn-earlage Corn-earlage is processed so that the kernels and corn-cobs are finely chopped while the husks retain their raw fiber structure. The mixture of the finely chopped kernels and corn-cobs along with husks is placed in a silo to produce ensilage. If the ensil...	04/14/1981
4229286	Apparatus and method for removing dust from tufts of opened cotton fiber Apparatus and method for removing dust and trash from tufts of opened cotton fiber stock includes entrance and exit ducts for airborne transport of the tufts to and from a housing having passages for the tufts therethrough, a screen disposed therein, a pa...	10/21/1980
4222864	Drum-type screening machine A drum type screening machine has a centrifuging rotor within it. A perforated retaining element is carried by the shaft between a feed inlet and an entry region of the drum. The perforations of the retaining element are small enough to retain the foreign...	09/16/1980
4154574	Apparatus for treating workpieces in a bed of particles Apparatus for treating workpieces in a bed of particles, e.g. for heat treating workpieces in a fluidize bed, comprises a chamber which contains the bed, a conveyor for conveying workpieces through the chamber into contact with particles of the bed within...	05/15/1979
3941689	Apparatus for sorting waste for disposal An apparatus is presented for effectively sorting and disposing of waste. Waste is sorted into three or more groups enabling post treatment or reutilization of the sorted waste with less possibility of environmental contamination. The apparatus comprises ...	03/02/1976

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Class 209/296 - Rotating