FLUID HANDLING LLC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F04D NON-POSITIVE-DISPLACEMENT PUMPS965
 
  
 
G01F MEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL; METERING BY VOLUME 950
 
  
 
G05B CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS 794
 
  
 
G05D SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES 777
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING667
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 458
 
  
 
F24F AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING 243
 
  
 
F24H FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, IN GENERAL 225
 
  
 
G01K MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR 244
 
  
 
G08B SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS 292

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0370,362 DIRECT NUMERIC AFFINITY MULTISTAGE PUMPS SENSORLESS CONVERTERMay 25, 17Dec 28, 17[F04D]
2017/0370,616 LOW WATER CUT-OFF REMOTE MONITORING AND DIAGNOSING SYSTEMJun 22, 17Dec 28, 17[F24H, G05B, G01F]
2017/0363,078 DIRECT NUMERIC 3D SENSORLESS CONVERTER FOR PUMP FLOW AND PRESSUREJun 07, 17Dec 21, 17[F04B, G05D]
2017/0298,948 CENTER BUSHING TO BALANCE AXIAL FORCES IN MULTI-STAGE PUMPSMar 07, 17Oct 19, 17[F04D]
2017/0234,527 SMART ALGORITHM TO DETERMINE "STEAM BOILER WATER CONDITION"Jan 27, 17Aug 17, 17[F22B]
2017/0107,992 ADVANCED REAL TIME GRAPHIC SENSORLESS ENERGY SAVING PUMP CONTROL SYSTEMJul 22, 16Apr 20, 17[G05B, F04D]
2017/0067,481 Volute Design For Lower Manufacturing Cost and Radial Load ReductionSep 06, 16Mar 09, 17[F04D]
2016/0356,276 DIRECT NUMERIC AFFINITY PUMPS SENSORLESS CONVERTERJun 06, 16Dec 08, 16[F04D]
2016/0315,463 RELIABILITY IMPROVEMENT FOR SWITCH CONTROLLED MOTOR OPERATED DEVICESApr 20, 16Oct 27, 16[H02H]
2015/0235,545 SELF CONTAINED, AUTOMATIC WATER QUALITY MONITORING AND TREATMENT SYSTEMFeb 20, 15Aug 20, 15[G08B, C02F]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9897084 Sensorless adaptive pump control with self-calibration apparatus for hydronic pumping systemJul 24, 14Feb 20, 18[G06F, F04B, G05D, F04D]
9846416 System and flow adaptive sensorless pumping control apparatus for energy saving pumping applicationsJun 04, 15Dec 19, 17[G05B, F04D, F24F]
9714717 Flow switch assembly featuring two-part base assembly with non-metallic upper part and metallic lower partAug 06, 14Jul 25, 17[F16K, E03B, H01H, G01F]
9611856 Mixed theoretical and discrete sensorless converter for pump differential pressure and flow monitoringFeb 24, 14Apr 04, 17[G05B, F04D]
9366582 Combination isolation valve and check valve with integral flow rate, pressure, and/or temperature measurementJun 11, 14Jun 14, 16[F16K, G01K, F24D, G01F]
9170137 Rotatable orifice plate for direct flow measurementJan 27, 14Oct 27, 15[F16K, G01F]
9016140 Valve having rotatable valve ball with calibrated orifice and coaxial upstream/downstream ports and angled taps to measure upstream/downstream pressures for flow measurementNov 20, 12Apr 28, 15[F16K, G01F]
D706394 Combined balancing scale and knob for a balancing valveNov 13, 12Jun 03, 14[2301]
8700221 Method and apparatus for pump control using varying equivalent system characteristic curve, AKA an adaptive control curveDec 30, 10Apr 15, 14[G05D]
D686699 Balancing valveNov 13, 12Jul 23, 13[2301]

Expired/Abandoned/Withdrawn Patents

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