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Class Information
Number: 52/192
Name: Static structures (e.g., buildings) > Fluent material hopper or storage container with material port
Description: Structure including a container or receptacle structure, e.g., tank, bin or cistern particularly adapted to retain liquid or fluent solid materials and having a port, i.e., an opening in its outer barrier structure through which the material is either deposited within or withdrawn from the structure.










Sub-classes under this class:

Class Number Class Name Patents
52/197 Bottom outlet port; e.g., hopper bottom 58
52/194 Elevated container, leg-supported 41
52/196 Framed port in wall 22
52/193 Rod crossing port 6
52/195 With chute 28


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8677705 Grain bin support structure for conditioning system and method of installing same Mar. 25, 2014
8595989 Side wall deck for grain bin Dec. 3, 2013
8595991 Deck for roof of grain bin Dec. 3, 2013
8595990 Hand rail for roof of grain bin Dec. 3, 2013
8584905 Hopper bottom for storage bin Nov. 19, 2013
8550276 Cylindrical structure made up of rectangular elements Oct. 8, 2013
8434273 Deck for roof of grain bin May. 7, 2013
8434278 Storage bin support system May. 7, 2013
8327588 Silo closure Dec. 11, 2012
8297006 Foundational cistern Oct. 30, 2012
8297016 Support for a grain bin floor and method of making the same Oct. 30, 2012
8267635 Floating seal stuffing box for silo with reciprocating frame Sep. 18, 2012
8196362 Apparatus for opening and closing a storage bin hatch Jun. 12, 2012
8117797 Basement sump system and method Feb. 21, 2012
RE43175 Toolless, self closing floor grommet closure for cable openings and the like in raised floors of data centers office buildings and other air conditioned structures Feb. 14, 2012
8011141 Conical roof construction Sep. 6, 2011
7992356 Structural roof venting system for grain bin and associated method Aug. 9, 2011
7984592 Self-cleaning inverted J-shaped ventilated grain bin roof rib Jul. 26, 2011
7975439 Bulk storage building Jul. 12, 2011
7845129 Support for a grain bin floor Dec. 7, 2010
RE41863 Toolless, self closing floor grommet closure for cable openings and the like in raised floors of data centers office buildings and other air conditioned structures Oct. 26, 2010
7814714 Apparatus and system to increase capacity of granular material storage structures Oct. 19, 2010
7735293 Method of constructing a modular load-bearing structural column Jun. 15, 2010
7654048 Grain bin roof ring mounting bracket Feb. 2, 2010
7600351 Transfer terminal with surge bin Oct. 13, 2009
7487619 Water tank Feb. 10, 2009
7487621 Grain bin floor support and related method of construction Feb. 10, 2009
7392624 Modular load-bearing structural column Jul. 1, 2008
7246468 Shade assembly for storage tank and method of use thereof Jul. 24, 2007
7127854 Bulk material storage facilities with access chases and/or internal filling structures Oct. 31, 2006
6931801 Live recovery storage structure Aug. 23, 2005
6922956 Floating cover Aug. 2, 2005
6715243 Method for production of a silo Apr. 6, 2004
6698143 Flashing apron for grain bins Mar. 2, 2004
6688057 Structure of liner and primary containment vessel using its structure Feb. 10, 2004
6649055 Pump station for radioactive waste water Nov. 18, 2003
6632999 Toolless, self closing floor grommet closure for cable openings and the like in raised floors of data centers office buildings and other air conditioned structures Oct. 14, 2003
6330767 Unloading system for particulate materials bins Dec. 18, 2001
6311438 Silo for the storage of powdery products having a vibrating bottom Nov. 6, 2001
6247277 Grain storage safety net system and method Jun. 19, 2001
6247278 Sewage digester cap Jun. 19, 2001
6199329 Liquid storage system Mar. 13, 2001
6139241 Multi-faceted modular silo for bulk solids Oct. 31, 2000
6086475 Method of forming a grain pile Jul. 11, 2000
6055781 Archbreaking hopper for bulk solids May. 2, 2000
5829209 Method of manufacturing a silo or tank with a lining, and a wall sheet for manufacturing a silo or tank Nov. 3, 1998
5595037 Method of building up a silo or tank with a lining, and a wall sheet for building up a silo or tank and method of manufacturing such wall sheet Jan. 21, 1997
5570547 Grain feed tank with swinging cap Nov. 5, 1996
5566506 Grain bin lid opener Oct. 22, 1996
5548933 Fixed roof type flammable liquid storage tank Aug. 27, 1996

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