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Class Information
Number: 406/92
Name: Conveyors: fluid current > Having means for maintaining load in suspension along flow path > By fluid whirling action
Description: Subject matter wherein means are provided to cause the conveying fluid to eddy or form a vortex along the load path.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8651774 Method and device for removing a contact lens from a container Feb. 18, 2014
8377387 Fluidization device for solid fuel particles Feb. 19, 2013
8191808 Fluid spray nozzle, pulverizer and method of preparing toner Jun. 5, 2012
8186913 Systems and methods for particle focusing in microchannels May. 29, 2012
8167516 Pellet Delivery System May. 1, 2012
8092693 Apparatus for inhibiting fines carryover Jan. 10, 2012
8006613 Transfer mechanism for use with a food processing system Aug. 30, 2011
7718061 Apparatus for inhibiting fines carryover May. 18, 2010
7690870 Device for transporting and supporting sheet-shaped articles, especially sheets of glass Apr. 6, 2010
7530505 Powder conveying device and catching nozzle for the powder conveying device May. 12, 2009
7318459 Method and apparatus for conveying flexible fabrics using dual side outlets Jan. 15, 2008
7311474 Pellet loader Dec. 25, 2007
7270249 Pneumatic metering apparatus for flowable solids product Sep. 18, 2007
6974279 Ejector, fine solid piece recovery apparatus and fluid conveyor Dec. 13, 2005
6971786 Method for conveying a solid substance Dec. 6, 2005
6857826 Injector for a powder coating installation Feb. 22, 2005
6840715 Chute for forced immersion of an article Jan. 11, 2005
6749374 Flow development chamber for creating a vortex flow and a laminar flow Jun. 15, 2004
6732897 Venturi inducer system for transferring material May. 11, 2004
6708715 Pneumatic pressure control device Mar. 23, 2004
6702523 Material handling air conveyor Mar. 9, 2004
6619889 Conveyor apparatus Sep. 16, 2003
6609857 Method and device for mixing a flowing gas and a pulverulent material Aug. 26, 2003
6461086 Method and apparatus for delivering particulate material to an air stream Oct. 8, 2002
6443671 Pneumatic distribution machine with a flat tube bend Sep. 3, 2002
6443670 Powder coating equipment having zero-sum control of conveyance and supplement air lines Sep. 3, 2002
6386800 Method and a device for transporting bulk material May. 14, 2002
6200071 Transfer apparatus and transfer method for particulate material Mar. 13, 2001
6183169 Precision dispensing of ultra-fines via a gas medium Feb. 6, 2001
6074085 Cyclonic mixer Jun. 13, 2000
6053667 Carrying apparatus for spherical objects Apr. 25, 2000
5924823 Suction nozzle, method for operation, and use of the nozzle Jul. 20, 1999
5468299 Device comprising a flat susceptor rotating parallel to a reference surface about a shaft perpendicular to this surface Nov. 21, 1995
5429156 Pneumatic transmission apparatus Jul. 4, 1995
5374141 Mat forming apparatus Dec. 20, 1994
5284405 Method and apparatus for injecting sludge into a kiln Feb. 8, 1994
5232314 Particle conveying apparatus Aug. 3, 1993
5210935 Curved rivet feed chute May. 18, 1993
5195852 Vacuum pick-up nozzle with air boost manifold Mar. 23, 1993
5195850 Apparatus and method for transporting buoyant particulate matter such as ice to a submerged location in a fluid Mar. 23, 1993
5188296 Pulp dispersion lance Feb. 23, 1993
5118226 Method for passing a cable, a wire or an optical fiber through a passage Jun. 2, 1992
4946322 Method and apparatus for confining and collecting dust and particles produced by machine tools Aug. 7, 1990
4893966 Lock apparatus for introducing dry granular materials into a pneumatic conveying conduit and spray gun for such materials Jan. 16, 1990
4883362 Device for enriching a carrier gas with the vapor of a sparingly volatile substance Nov. 28, 1989
4860687 Device comprising a flat susceptor rotating parallel to a reference surface about a shift perpendicular to this surface Aug. 29, 1989
4828435 Dispersing particulate material in a stream of gas May. 9, 1989
4762148 Apparatus and method for the generation and utilization of a spiral gas stream in a pipeline Aug. 9, 1988
4684296 Method and apparatus for the generation and utilization of a spiral gas stream in a pipeline Aug. 4, 1987
4660772 Electrostatic powder spray gun nozzle Apr. 28, 1987

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