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Class Information
Number: 700/282
Name: Data processing: generic control systems or specific applications > Specific application, apparatus or process > Mechanical control system > Flow control (e.g., valve or pump control)
Description: Subject matter comprising means for regulating (e.g., diversion, cutoff, modulation) the passage or the flow capacity of a fluid.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6272400 |
Vacuum network controller |
Aug. 7, 2001 |
| 6266580 |
Control apparatus and method of control system having dead time |
Jul. 24, 2001 |
| 6240336 |
Control unit for an irrigation system |
May. 29, 2001 |
| 6233525 |
Blood component collection system with optimizer |
May. 15, 2001 |
| 6230091 |
Variable flow spray nozzle system |
May. 8, 2001 |
| 6223130 |
Apparatus and method for detection of a leak in a membrane of a fluid flow control system |
Apr. 24, 2001 |
| 6216091 |
Ultrasonic measurement system with molecular weight determination |
Apr. 10, 2001 |
| 6216092 |
Dosage monitor for deionized water generator |
Apr. 10, 2001 |
| 6205409 |
Predictive failure monitoring system for a mass flow controller |
Mar. 20, 2001 |
| 6192299 |
Method of measuring operation characteristic of proportional electromagnetic control valve, method of controlling operation of hydraulic cylinder, and method of modifying operation characteris |
Feb. 20, 2001 |
| 6178393 |
Pump station control system and method |
Jan. 23, 2001 |
| 6170517 |
Replaceable flow-control assembly for use in a fluid flow line |
Jan. 9, 2001 |
| 6169938 |
Transponder communication of ORVR presence |
Jan. 2, 2001 |
| 6119721 |
Electropneumatic regulator system |
Sep. 19, 2000 |
| 6115644 |
Moisture content measuring apparatus and method |
Sep. 5, 2000 |
| 6101456 |
Output correcting method in control system, control system, and hydraulic pump control system |
Aug. 8, 2000 |
| 6078850 |
Method and apparatus for fuel management and for preventing fuel spillage |
Jun. 20, 2000 |
| 6041272 |
Desulfurization process for flue gases |
Mar. 21, 2000 |
| 6032080 |
Method and apparatus for maintaining an air-supported structure |
Feb. 29, 2000 |
| 6029100 |
Method for controlling oxidation in flue gas desulfurization |
Feb. 22, 2000 |
| 5999888 |
Automated control system for managing multiple energy sources |
Dec. 7, 1999 |
| 5995909 |
Method of compensating for changes in flow characteristics of a dispensed fluid |
Nov. 30, 1999 |
| 5992229 |
Method and equipment for determining the performance of control valve |
Nov. 30, 1999 |
| 5988860 |
System and method for directing air flow having a sash |
Nov. 23, 1999 |
| 5983668 |
Air separation unit feed flow control in an IGCC power generation system |
Nov. 16, 1999 |
| 5964659 |
Ventilated enclosure for gas cylinders and manifolds |
Oct. 12, 1999 |
| 5966674 |
Flow signal filter |
Oct. 12, 1999 |
| 5966679 |
Method of and apparatus for nonobtrusively obtaining on-line measurements of a process control device parameter |
Oct. 12, 1999 |
| 5956259 |
Intelligent fueling |
Sep. 21, 1999 |
| 5954089 |
Electromagnetic regulator utilizing alternate valve operating modes for gas pressure regulation |
Sep. 21, 1999 |
| 5923571 |
Apparatus and method for automatic congruent control of multiple boilers sharing a common feedwater line and chemical feed point |
Jul. 13, 1999 |
| 5923572 |
Fuel dispensing control, authorization and accounting system |
Jul. 13, 1999 |
| 5889684 |
Computer-controlled heated and/or cooled liquid dispenser |
Mar. 30, 1999 |
| 5884086 |
System and method for voltage switching to supply various voltages and power levels to a peripheral device |
Mar. 16, 1999 |
| 5867031 |
Method of improving pressure sensor measurement by passive current compensation |
Feb. 2, 1999 |
| 5867403 |
Fuel dispenser |
Feb. 2, 1999 |
| 5852563 |
Intelligent coolant flow control system |
Dec. 22, 1998 |
| 5835379 |
Apparatus and method for analyzing a process of fluid flow, an apparatus and method for analyzing an injection molding process, an injection molded product, and a production method of the inje |
Nov. 10, 1998 |
| 5808909 |
Electronic brake control valve tester for rail cars and trains |
Sep. 15, 1998 |
| 5798941 |
Surge prevention control system for dynamic compressors |
Aug. 25, 1998 |
| 5771178 |
Fail-safe fluid transfer controller |
Jun. 23, 1998 |
| 5763794 |
Methods for optimizing sampling of a petroleum pipeline |
Jun. 9, 1998 |
| 5751606 |
Automatic valve test apparatus |
May. 12, 1998 |
| 5745378 |
Parameter input for drug delivery pump |
Apr. 28, 1998 |
| 5742500 |
Pump station control system and method |
Apr. 21, 1998 |
| 5706191 |
Appliance interface apparatus and automated residence management system |
Jan. 6, 1998 |
| 5689434 |
Monitoring and control of fluid driven tools |
Nov. 18, 1997 |
| 5687098 |
Device data acquisition |
Nov. 11, 1997 |
| 5687092 |
Method of compensating for changes in flow characteristics of a dispensed fluid |
Nov. 11, 1997 |
| 5659485 |
Discharge flow control system and method in hydraulic pump |
Aug. 19, 1997 |
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