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Class Information
Number: 366/17
Name: Agitating > Mortar mixer type > With ingredient proportioning > By condition sensing means
Description: Subject matter wherein the amount of ingredients to be added to a batch of mixed ingredients in the mixing chamber is controlled or regulated by (1) means in said chamber to detect a condition of said batch (e.g., temperature, density, etc.) or (2) means external said chamber to detect a condition of the chamber, per se (e.g., change in the amount of energy required to rotate the chamber).

Patents under this class:
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Patent Number Title Of Patent Date Issued
8442688 System for monitoring plant equipment May. 14, 2013
8408781 System, method and apparatus for entraining air in concrete Apr. 2, 2013
8401703 Method and device for controlling production of a mixture of components, in particular a mixture with pre-mix dead volumes Mar. 19, 2013
8118473 System for calculating and reporting slump in delivery vehicles Feb. 21, 2012
8007162 Digital positioning slurry system Aug. 30, 2011
7780335 Water control apparatus Aug. 24, 2010
7751934 Program controlled stirrer and method for the operation thereof Jul. 6, 2010
7722244 Process for operating a water recovery plant May. 25, 2010
7686499 Control system design for a mixing system with multiple inputs Mar. 30, 2010
7567856 Methods for determining a volumetric ratio of a material to the total materials in a mixing vessel Jul. 28, 2009
7561943 Methods for volumetrically controlling a mixing apparatus Jul. 14, 2009
7530728 Water control apparatus May. 12, 2009
7494263 Control system design for a mixing system with multiple inputs Feb. 24, 2009
7366621 Program product to measure density, specific gravity, and flow rate of fluids Apr. 29, 2008
7320539 Concrete batching facility and method Jan. 22, 2008
7320583 Apparatus and method for producing colored extruded food products Jan. 22, 2008
7114842 Controlling ready mixed concrete sludge water Oct. 3, 2006
7056008 Fluid mixing system Jun. 6, 2006
7050886 Chemical dispensing system for a portable concrete plant May. 23, 2006
6965832 Investigating different physical and/or chemical forms of materials Nov. 15, 2005
6876904 Portable concrete plant dispensing system Apr. 5, 2005
6854966 Apparatus and method for adding a coloring agent to a material for brick making Feb. 15, 2005
6786629 Automated cement mixing system Sep. 7, 2004
6491421 Fluid mixing system Dec. 10, 2002
6486475 Method and apparatus for determining liquid absorption of aggregate Nov. 26, 2002
6352360 Continuous mixing plant Mar. 5, 2002
6309570 Vacuum extrusion system for production of cement-based articles Oct. 30, 2001
6085912 Apparatus for sorting and recombining minerals background of the invention Jul. 11, 2000
6042259 Admixture dispensing and concrete mixer monitoring system Mar. 28, 2000
6033102 Method and system for controlling mixing of raw materials for cement Mar. 7, 2000
6004023 Control apparatus for soil improvement machine Dec. 21, 1999
5959197 System for determining free cement content Sep. 28, 1999
5895116 Mobile admixture product manufacturing and delivery process and system Apr. 20, 1999
5816312 Method of and apparatus for reclaiming foundry sand Oct. 6, 1998
5775803 Automatic cementing system with improved density control Jul. 7, 1998
5713663 Method and apparatus for mixing concrete in a concrete mixing device to a specified slump Feb. 3, 1998
5695280 Concrete stabilization system and method for utilizing same Dec. 9, 1997
5667298 Portable concrete mixer with weigh/surge systems Sep. 16, 1997
5624182 Automatic cementing system with improved density control Apr. 29, 1997
5503473 Automatic cementing system for precisely obtaining a desired cement density Apr. 2, 1996
5441340 Method for controlling the density of a well fracturing slurry Aug. 15, 1995
5330265 Apparatus and apparatus for mixing and cooling molding sand Jul. 19, 1994
5281023 Method and apparatus for automatically controlling a well fracturing operation Jan. 25, 1994
5273583 Fabrication of electrophotographic imaging members Dec. 28, 1993
5219450 Mobile asphalt mix plant with component sensing and distinct steering means Jun. 15, 1993
5219224 Programmable apparatus and method for delivering microingredient feed additives to animals by weight Jun. 15, 1993
5114239 Mixing apparatus and method May. 19, 1992
RE33909 Steam quality meter May. 5, 1992
5103908 Method for cementing a well Apr. 14, 1992
5102228 Apparatus and method for producing foamed materials Apr. 7, 1992

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