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Class Information
Number: 406/25
Name: Conveyors: fluid current > With means to control conveying fluid or movement of load in response to sensed condition > Control of conveying fluid > Responsive to presence or absence or quantity of load > Level or weight of load in receptacle > At intake > And control of load input to receptacle
Description: Subject matter wherein an additional controller which regulates the load supply to the container is operated in response to the height or the amount of the load in the container.

Patents under this class:

Patent Number Title Of Patent Date Issued
7541549 Vacuum transfer apparatus having load isolation weighing system including a rigid pipe section pivotally mounted to a support frame Jun. 2, 2009
6726408 Dual inserter applicator Apr. 27, 2004
5634713 Pneumatic material transporter and mixer Jun. 3, 1997
5150990 High density pneumatic transport system for use with solid materials Sep. 29, 1992
5098667 Particulate flow control Mar. 24, 1992
4938637 Method and apparatus for bottom loading a pneumatic transport pressure vessel Jul. 3, 1990
4904127 High-density pneumatic transport method for use in powdered or granular materials and system for practising the method Feb. 27, 1990
4862649 Material transfer system Sep. 5, 1989
4780027 System for supplying blasting media to a media blasting system Oct. 25, 1988
4762684 Apparatus for decomposing sodium aluminate liquors without agitation to produce alumina Aug. 9, 1988
4730957 Method of calibrating a pneumatic conveying apparatus Mar. 15, 1988
4697962 Control system for a continuous process venturi accelerated pneumatic pump Oct. 6, 1987
4662799 Apparatus and process for pneumatically conveying particulate material May. 5, 1987
4593727 Apparatus and method for controlling the contents and the filling of a distribution tank for pulverized materials Jun. 10, 1986
4573504 Equipment for the removal of air out of pulverulent materials Mar. 4, 1986
4555385 Elution process and apparatus and extraction of particulate material from a vessel Nov. 26, 1985
4525107 Barge having a pneumatic loading and unloading system Jun. 25, 1985
4501518 Automatic pneumatic feeder Feb. 26, 1985
4437796 Pneumatic transport procedure and apparatus Mar. 20, 1984
4269548 Apparatus for measuring and controlling flow of pulverulent material May. 26, 1981
4005908 Batch transfer system Feb. 1, 1977
3937521 Self-purging pneumatic conveying apparatus and varied means of operation Feb. 10, 1976

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