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Patent No. 6681419

Forehead support apparatusĀ 

A forehead support apparatus for resting a standing users forehead against a wall above a bathroom commode or urinal or beneath a showerhead.

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Class 209/134 - Horizontal current


Subclass of Class 209 - Classifying, separating, and assorting solids
Definition: Methods and means in which the material is subjected to
No. of patents: 30
Last issue date: 06/02/2009


NumberTitleIssue Date
7540384Apparatus and method of separating and concentrating organic and/or non-organic material
An apparatus for segregating particulate by density and/or size including a fluidizing bed having a particulate receiving inlet for receiving particulate to be fluidized. The fluidized bed also includes an opening for receiving a first fluidizing stream, an exit for...
06/02/2009
7367458Evaluation of particulate material
The invention provides apparatus for determining and recording characteristics of particulate material in a batch of such material comprising a separator chamber having an inlet, means for reading an identifier on a batch of particulate material supplied to the inle...
05/06/2008
7322424Crop separating harvester
A crop separating harvester includes a primary crop path having an apex, a forced air supply tangentially positioned to the crop path from a bottom side of the apex, and a crop retrieval member, wherein said crop retrieval member is separated from said apex a predet...
01/29/2008
7267233In-line classifier for powdered products
A classifier for classifying particulates entrained in a flowing stream of gas is configured such that a change of direction of gas flow causes particles to impinge upon a target, heavier particles being trapped in a downwardly extending fluidized trap. The classifi...
09/11/2007
7240868Dynamic ring classifier for a coal pulverizer
The present invention is directed to, among other things, a classifier assembly for mounting on the center shaft of a rotary coal pulverizer which includes a labyrinthian sealing arrangement operatively associated with the shaft for limiting the egress of unacceptab...
07/10/2007
7104403Static two stage air classifier
A two-stage static air classifier has a feed duct through which particles of a granular mixture fall. A classifying louver plate having fins forming upwardly inclined classifying channels is fitted into a side opening in the feed duct. Particles of a set size are dr...
09/12/2006
7028931Dynamic ring classifier for a coal pulverizer
The present invention is directed to, among other things, a classifier assembly for mounting on the center shaft of a rotary coal pulverizer which includes a labyrinthian sealing arrangement operatively associated with the shaft for limiting the egress of unacceptab...
04/18/2006
6942103Static two stage air classifier
A two-stage static air classifier has a feed duct through which particles of a granular mixture fall. A classifying louver plate having fins forming upwardly inclined classifying channels is fitted into a side opening in the feed duct. Particles of a set size are dr...
09/13/2005
6572779Method for transporting and separating wet chips and delivering dried chips
A system for transporting wet chips to a centrifugal separator where the wet chips are separated into dry chips and fluid with the dry chips being transported to a dry chips site and the fluid recirculated or collected. Preferably, the centrifugal separat...
06/03/2003
6260708Method for air classification of toner
The method for air classification of toner used to develop electrostatic images, whereby a toner product consisting of a powder with a wide particle size distribution is converted into a higher-quality toner product with a narrow particle size distributio...
07/17/2001
6213307Fluid-bed cleaner and grades sorter for particle form materials
A first stage chamber has upwardly diverging walls so that an upward airstream has different air velocities at different heights in the chamber. When particles such as seeds are fed homogeneously along the chamber top length, they reach equilibrium at dif...
04/10/2001
6089378Device and process for separating impurities from textile fibers in pneumatic transport lines
A device and process for separating impurities from textile fibers during horizontal pneumatic transport is provided. The device includes a hollow parallelepiped separator of rectangular cross-section for the passage of transport fluids, such as air, ther...
07/18/2000
6062392Micromachined virtual impactor
A separation plate (10) includes a first surface and an opposing second surface. Plural pairs of a nozzle (14) and a virtual impactor (16) are provided on the first surface. Each nozzle tapers from an inlet end (14a) to an outlet end (14b). Each virtual i...
05/16/2000
5967332Method for concentrating airborne particles and microorganisms by their injection into a swirling air flow
A method for concentrating airborne particles and microorganisms by injecting them into a swirling air flow from where they are removed into one or more receiving tubes. The swirling air motion and the aerosol injection into it are achieved by pushing or ...
10/19/1999
5259510Apparatus for separating and removing fine particulates from a particle flow
An apparatus for separating fine particulates from a particle flow having a generally vertically disposed column with a particle flow channel. A particle flow inlet and outlet are located at opposite ends of the column in which an airstream is produced. A...
11/09/1993
4840727Double bank grain cleaner and aspirator therefor
A double bank cleaner for granular material includes two spaced banks of cleaning decks mounted in a frame with a drive motor and rotatable eccentric positioned between the two banks so that the banks of decks can be gyrated in a flat, horizontal plane. A...
06/20/1989
4631124Kinetic gravity deduster
The subject deduster employs gravity to feed the dust and impurity laden particulate material through a linear kinetic energy cell, which cell generates an electric field to neutralize the static electric charges causing the dust to adhere to the particul...
12/23/1986
4618415Tobacco separator
A tobacco separator is provided for separating light fractions (laminae) from heavy fractions (mid-rib or stem) from threshed tobacco. The separator comprises a separating chamber (10) having an upper first inlet (8) for receiving the material to be separated ...
10/21/1986
4312748Method and apparatus for classifying particles of powder metal
A method and apparatus for classifying desirable particles of powder metal by size and removing particles of undesirable material of a different density than the metal particles. There is included a housing defining a closed flow path for a recirculated s...
01/26/1982
4297322Equipment for treating and resource recovery from solid waste
Equipment and method for treating solid waste in which a non-oxidizing atmosphere is provided through which the shredded solid waste falls freely, unsupported and non-contacted, to prevent fusion of the plastics with each other, with other materials in th...
10/27/1981
4253940Method and apparatus for separating waste materials
Waste materials of varying density are passed through a hammer mill for size reduction after which they are moved along a gravity path within a stream of hot inert gas. The stream of materials is intercepted by a transversely moving mass of heated inert g...
03/03/1981
4235707Method and apparatus for treating solid municipal refuse and other cellulose containing material
Solid Municipal Waste is loaded, or loaded and compacted, into a pressure vessel which has means for very fast opening for discharging the contents. The pressure vessel is pressurized, with steam, or a compressed gas such as compressed air. The pressure v...
11/25/1980
4198264Process and apparatus for spray drying or spray cooling
Sifting is improved by the installation of one or more nozzles in the longitudinal axis of a drier. A spray-dried granulate is thereby substantially freed from dust. The effect of heat on low melting products is reduced by cooling the gas....
04/15/1980
4137155Method of and apparatus for pneumatically sorting heterogeneous mixtures
A method and apparatus for pneumatically sorting products heterogeneous in nature, form and dimensions, in which the products, while freely falling are deviated by means of a transverse gaseous flux, the height of fall being adjusted before deviation of t...
01/30/1979
4083773Fruit harvesting machine with leaf separation means
A fruit gathering machine, by which the fruit is released by means of shakers, is provided with means for separating out leaves which are removed at the same time. The leaves and fruit fall towards lateral discharge conveyors and each conveyor has air duc...
04/11/1978
4007744Grain accelerator precleaner
The threshed material leaving the threshing cylinder of a grain harvester or combine is accelerated into a transverse air stream by a pair of rolls. The rolls are disposed on parallel axes and are rotated at a relatively high speed in opposite directions ...
02/15/1977
4005994Process and apparatus for converting solid wastes to pipeline gas
Solid waste is fed to a confined zone under pressure and contacted with hydrogen containing gas. Partial conversion of the solid waste to methane occurs and the methane containing gas mixture is removed from the confined zone; it is subsequently purified ...
02/01/1977
3956106Apparatus and process for the production of grit free finely dispersed pigments
An apparatus is provided for removal of grit from a finely dispersed solid containing gas stream serving for the pneumatic conveyance of this material, the apparatus comprising a closed separator housing having a funnel shaped lower portion, a supply tube...
05/11/1976
3946875Field operated cane cleaning apparatus
A vehicle mounted cane cleaning apparatus is disclosed including a large drum having inwardly facing conveyor pockets mounted for rotation about a horizontal front-to-rear axis on a tracked vehicle; cane segments are hurled from a conventional segmentizer...
03/30/1976
3933626Classifier for particulate material
A classifier for particulate material of the type wherein a stream of the particles to be classified is introduced into a moving stream of air, classification being achieved by the varying degree of entrainment of the particles in the air stream due to th...
01/20/1976
 
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