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Class Information
Number: 137/897
Name: Fluid handling > Systems > Multiple inlet with single outlet > With means to promote mixing or combining of plural fluids > With selectively operated flow control means
Description: System including means located in a flow line, admission passage, or the outlet passage to selectively control the flow of the fluid in one or more of the flow lines.










Sub-classes under this class:

Class Number Class Name Patents
137/898 Single actuator operates plural flow control means 30


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
5046855 Mixing apparatus Sep. 10, 1991
4925112 Fuel injection May. 15, 1990
4770198 Method and apparatus for mixing liquids Sep. 13, 1988
4741354 Radial gas manifold May. 3, 1988
4723712 Variable colorant blender Feb. 9, 1988
4716932 Continuous well stimulation fluid blending apparatus Jan. 5, 1988
4714090 Mixing apparatus for gases Dec. 22, 1987
4697610 Faucet proportioner Oct. 6, 1987
4688589 Pipeline injector apparatus and method for using same Aug. 25, 1987
4591095 Single-pressure actuated control system for compressed air spraying of water May. 27, 1986
4577836 Flap for a heater or air conditioner installation for a motor vehicle cabin Mar. 25, 1986
4567912 Multiple spray nozzles Feb. 4, 1986
4549813 Apparatus for mixing a solution Oct. 29, 1985
4546922 Multi-colored airbrush attachment system having a spiral mixing chamber and a wrist/arm-mounted paint reservoir Oct. 15, 1985
4538636 Liquid aspirator with improved anti-syphon tube Sep. 3, 1985
4532666 Brush with detergent feed Aug. 6, 1985
4509550 Water temperature display and flow control apparatus Apr. 9, 1985
4469137 Liquid metering and mixing aspirator unit Sep. 4, 1984
4442047 Multi-nozzle spray desuperheater Apr. 10, 1984
4404173 Apparatus for contacting substantially immiscible liquids Sep. 13, 1983
4369806 Vacuum breaker and mixing chamber Jan. 25, 1983
4326560 Apparatus for injecting fluids into aggregates Apr. 27, 1982
4281935 Additive injection valve Aug. 4, 1981
4278132 Proportioning apparatus Jul. 14, 1981
4248266 Liquid soap injector for a water bath spray system Feb. 3, 1981
4224963 Flow-control valve Sep. 30, 1980
4188967 Method of generating liquid concentration gradients hydrostatically Feb. 19, 1980
4164960 Apparatus for mixing fluids Aug. 21, 1979
4163415 Ventilation device Aug. 7, 1979
4142860 Apparatus for producing a calibration sample for analytical instrumentation Mar. 6, 1979
4109318 Fluid injection and sampling device for an in-line blender Aug. 22, 1978
4094339 High temperature combustion shock deburring system Jun. 13, 1978
4089470 Plural fluids delivery system May. 16, 1978
4078576 Gas mixer Mar. 14, 1978
4074687 Method of and apparatus for use in generating liquid concentration gradients hydrostatically Feb. 21, 1978
4070913 Sample dilution Jan. 31, 1978
4066097 Apparatus for processing molten liquid plastics, particularly for extrusion of plastics Jan. 3, 1978
4036063 Sample dilution Jul. 19, 1977
4036062 Sample dilution Jul. 19, 1977
4006742 Positive pressure resuscitator Feb. 8, 1977
3939944 Oil-mist lubrication system Feb. 24, 1976

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