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Class Information
Number: 406/132
Name: Conveyors: fluid current > Intake to fluid current conveyor > Load receptacle type > With valve between receptacle and fluid conveyor > Reciprocating, rotating, or swinging > Vertically movable
Description: Subject matter wherein the movable flow controlling member is mounted for movement in a direction perpendicular to the earth"s surface.

Sub-classes under this class:

Class Number Class Name Patents
406/133 Sleeve or conduit 11

Patents under this class:

Patent Number Title Of Patent Date Issued
6892748 Plug valve May. 17, 2005
6802685 Device and method for inwardly transferring bulk material into a pneumatic conveyor line Oct. 12, 2004
6595735 Bulk particulate discharge apparatus and method Jul. 22, 2003
6379086 Apparatus for conveying granular plastic material Apr. 30, 2002
6224297 Method and apparatus for use in conveying material May. 1, 2001
6079911 Method and device for the contamination-free metering and conveying of solid powders which are to be dispersed or dissolved Jun. 27, 2000
RE36121 Plug valve Mar. 2, 1999
5575596 Closure device for a conveying unit operating in a vacuum Nov. 19, 1996
5568884 Portable device for projecting measured quantities of a fluid substance by means of a puff of compressed air Oct. 29, 1996
5549421 Method and apparatus for conveying ice lumps Aug. 27, 1996
5540253 Plug valve Jul. 30, 1996
5490745 Device for metering and entraining a product into a gas stream Feb. 13, 1996
5340241 Device for metering and entraining a product into a gas stream Aug. 23, 1994
5082148 Powder dispenser Jan. 21, 1992
4989784 Fertilizer applicator attachment Feb. 5, 1991
4944637 Valved seed outlet Jul. 31, 1990
4884923 Vehicle for bulk transport of powder-form, granular or pellet-like material Dec. 5, 1989
4884924 Fish hold construction Dec. 5, 1989
4850751 Method and apparatus for introducing bulk material into a pneumatic conveyor conduit Jul. 25, 1989
4827967 Plug valve May. 9, 1989
4674922 Apparatus and process for controlling a charging operation for a feed of particles of bulk material Jun. 23, 1987
4543017 Apparatus for the control for injection of dry solids into a high pressure fluid stream Sep. 24, 1985
4502819 Constant discharge device in a conveyor for powdery and granular materials Mar. 5, 1985
4497599 System for preventing clogging of the outlet orifice of a dispenser tank containing powdered reagent and auxiliary tank discharge means Feb. 5, 1985
4472091 Dry powder metering apparatus Sep. 18, 1984

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