144046 ⎘
Control, e.g. regulation, of pumps, pumping installations or systems; Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the working fluid the condition being a liquid level or a lack of liquid supply
Sub-classes:SUMP PUMP SYSTEM AND METHOD
#2WATER PUMP CONTROL DEVICE
#3DETERMINING AND UTILIZING A DESIRED FREQUENCY FOR A MECHANICAL SHAKER FOR A SUMP PUMP SYSTEM
#4PUMP SYSTEM WITH DYNAMIC LEVEL CONTROL
#5Detecting and Utilizing a Rise Rate for Sump Pump System Control
#6SYSTEMS AND METHODS FOR MANIPULATING CONTROL OF SUMP PUMPS TO EXTEND LIFESPANS OF SUMP PUMPS
#7DETECTING AND UTILIZING WATER VIBRATIONS IN SUMP PUMP SYSTEM CONTROL
#8IN-LINE PUMPING APPARATUS, SYSTEM, AND METHOD FOR INCREASING LIQUID FLOW IN GRAVITY NETWORKS
#9SUMP PUMP SMART HOME INTEGRATION
#10WELL MANAGEMENT SYSTEM
#11STICK PUMP ASSEMBLY
#12SUMP PUMP SYSTEM HAVING A DUAL CONNECTOR ASSEMBLY
#13Adaptive Learning System for Improving Sump Pump Control
#14PUMP WITH RUN-DRY PREVENTION FOR USE ON BOARD A WATERCRAFT
#15Determining and utilizing a desired frequency for a mechanical shaker for a sump pump system
#16HYDRAULIC SYSTEM FOR A HOUSEHOLD APPLIANCE
#17In-line pumping apparatus, system and method for increasing liquid flow in gravity networks
#18Detecting and utilizing water vibrations in sump pump system control
#19Systems and methods for manipulating control of sump pumps to extend lifespans of sump pumps
#20Adaptive learning system for improving sump pump control
#21Detecting and utilizing a rise rate for sump pump system control
#22Water pump with adjustable water discharge direction
#23Stick pump assembly
#24BILGE PUMP SYSTEMS
#25Determining and utilizing a desired frequency for a mechanical shaker for a sump pump system
#26SUBMERSIBLE PUMP DETECTION SYSTEM
#27Submersible motor and method for mitigating water invasion to a submersible motor
#28Liquid level sensor
#29Well management system
#30Protecting centrifugal pumps from cavitation through applied mathematical technique
#31CONTINUOUS WATER LEVEL MONITORING FOR SUMP PUMP SYSTEM CONTROL
#32SUMP PUMP SYSTEM AND METHOD
#33Fluid pump systems
#34Flow system delivery system and beverage machine using same
#35OVERSPEED SAFEGUARDS IN HYDRAULICALLY CONTROLLED FUEL BOOST PUMP
#36Liquid suck-back system and liquid suck-back method
#37Manual-automatic integrated self-adaptive pump with infrared water level detection function
#38In-line pumping apparatus, system and method for increasing liquid flow in gravity networks
#39Submersible pump with barrier fluid isolation of motor lubricating liquid from pumped product
#40Household submersible pump
#41Submersible pump system, information processing device, and computer program
#42SEPTIC SYSTEM MONITORING AND CONTROL SYSTEM
#43BILGE PUMP SYSTEMS
#44BILGE PUMP HAVING OUTSIDE SENSING SURFACE WITH RIBS
#45System for controlling the supply of water to a rooftop water tank
#46Pump assembly and method of controlling a pump
#47Pump drive device
#48Horizontal automatic submersible pump
#49System for detecting dry running of a pump
#50Pump and method for controlling a pump
#51System for abnormal condition detection using nearest neighbor
#52Multiphase flow loop for pump performance evaluation
#53INTELLIGENT WATER PUMP WITH LOW WATER LEVEL
#54ELECTRIC DRIVER CONTROL SYSTEM AND METHOD THEREOF
#55Pump assembly and related methods
#56Well management system
#57Liquid level sensor
#58GROUNDWATER SAMPLING PUMP
#59Integrated sump pump controller with status notifications
#60Sump pump system and control methodology therefor
#61Control device for general purpose engine
#62Volumetric real time flow engine
#63PUMP STATUS DISPLAY MODULE, PUMP SYSTEM USING SAME AND METHODS RELATING THERETO
#64Apparatus, systems and methods for protecting pumps
#65Centrifugal pump flow modifier
#66Water pump
#67Systems and Methods for Providing Network Connectivity and Remote Monitoring, Optimization, and Control of Pool/Spa Equipment
#68Water pumping control device and system
#69Submersible pump
#70PNEUMATIC PUMP CONTROL SYSTEM
#71Systems and Methods for Providing Network Connectivity and Remote Monitoring, Optimization, and Control of Pool/Spa Equipment
#72Liquid sensing switch
#73Condensate recovery system and method
#74Switching of a pump based on the throughput determined by a thermal flow meter
#75Whole home water appliance system
#76Smart control water pump
#77System for abnormal condition detection using nearest neighbor
#78PUMP COMMUNICATION MODULE, PUMP SYSTEM USING SAME AND METHODS RELATED THERETO
#79Pressure sewer control system and method
#80Fluid pump for dispensing a fluid to a setting or work environment
#81Fluid pump for dispensing a fluid to a setting or work environment
#82FLOAT SWITCH DEVICE FOR SUBMERSIBLE PUMPS
#83Vacuum-assisted-pumping system and method
#84Method of operating a pressurized drainage system for wastewater
#85MULTI-PUMP SYSTEM WITH SYSTEM CHECK
#86Low profile pump with the ability to be mounted in various configurations
#87Filtering Pump System
#88Systems and methods for providing network connectivity and remote monitoring, optimization, and control of pool/spa equipment
#89Systems and methods for providing network connectivity and remote monitoring, optimization, and control of pool/spa equipment
#90Systems and methods for providing network connectivity and remote monitoring, optimization, and control of pool/spa equipment
#91Systems and methods for providing network connectivity and remote monitoring, optimization, and control of pool/spa equipment
#92Systems and methods for providing network connectivity and remote monitoring, optimization, and control of pool/spa equipment
#93Systems and methods for providing network connectivity and remote monitoring, optimization, and control of pool/spa equipment
#94Systems and methods for providing network connectivity and remote monitoring, optimization, and control of pool/spa equipment
#95Integrated sump pump controller with status notifications
#96Method for shutting off a pump as well as pump station arrangement
#97Pump assembly for appliance
#98FLUID REMOVAL FROM A SUMP WITH ELECTRONIC CONTROL AND FLUID TYPE SEPARATION
#99Liquid level sensing system
#100Water pumping system for rooftop applications and the like
#101Pump having a contactless, fluid sensor for dispensing a fluid to a setting
#102Apparatus, systems and methods for protecting pumps
#103Groundwater Sampling Pump
#104Discharge vacuum relief valve for safety vacuum release system
#105Water pump control apparatus
#106SYSTEM FOR TURNING OFF POWER TO POOL EQUIPMENT UPON THE DETECTION OF A DROP IN WATER LEVEL
#107Water pumping system for rooftop applications and the like
#108Dry running detection system
#109Solid state fluid level sensor
#110Method for determining pump flow rate
#111Method for collecting condensate inside an apparatus, apparatus equipped with a condensate collection system and motor-pump assembly intended for a condensate collection system
#112Low profile pump with the ability to be mounted in various configurations
#113Method of monitoring a low water volume within a water circulation system
#114Site drainer
#115Method for operating a wastewater pumping station
#116Method for controlling a pump
#117Fluid level sensor systems and methods
#118Battery backup sump pump systems and methods
#119Electric motor
#120Wet electric motor and pumping set
#121Pump unit
#122Pump unit
#123Pump unit
#124Pump control unit located in the power cord and compatible with multiple pump units
#125Entrapment detection for variable speed pump system using load coefficient
#126Waste water lifting installation
#127Autonomous sump pump system
#128Submersible pump assembly
#129Electronically controlled liquid dispensing system with modular tubing and power design
#130Solid State Sump Pump Control
#131Pump control and method
#132Discharge vacuum relief valve for safety vacuum release system
#133Centrifugal pump with coaxial inlet and outlet and liquid level detector
#134Fluid level control mechanism
#135Fan assembly
#136Strainer for a bilge pump
#137Solid state fluid level sensor
#138Solid state sump pump control
#139Water pump system and method
#140Water pump and water pump system and method
#141Condensate Pump
#142SOLID STATE FLUID LEVEL SENSOR
#143FLOATABLE PUMP UNIT
#144SENSORS AND METHODS AND APPARATUS RELATING TO SAME
#145Alarm system for a sump pump assembly
#146Condensate pump
#147Sensor for switching a pump on and/or off
#148Method of and apparatus for controlling the height of a column of material in a vessel upstream of a pump
#149Method and auto-control system on improving pumping system performance
#150Waste water pumping device
#151Level Sensor System
#152Intelligent auto-sensing pumping device
#153WATER LEVEL DETECTOR
#154SEWAGE PUMPING
#155FLOAT DEVICE FOR A SEWAGE PUMP
#156Device for controlling a condensate lift pump, and corresponding capacitive detector and system
#157CONTROL SYSTEM FOR A PUMP
#158SUBMERSIBLE PUMP WITH INTEGRATED LIQUID LEVEL SENSING AND CONTROL SYSTEM
#159System and method for explosion-proof pump
#160Waste water management system and method
#161Electric submersible pumping sensor device and method
#162Condensate Pump
#163Method for determining pump flow rate
#164Pump control unit with decelerometer switch
#165Differential pressure switch
#166Device mounting apparatus for a fluid control system
#167ADJUSTABLE VACUUM RELIEF SAFETY VALVE SYSTEM FOR SWIMMING POOLS AND SPAS
#168Water removal from a sump using pump and switching mechanism
#169Sump pump activation switch
#170Pumping station configuration method and apparatus
#171Pumping installation controller
#172Solid state sump pump control
#173Condensate Pump
#174Waste Water Lifting System
#175Centrifugal pump casing relief system
#176CONTROL AND ALARM SYSTEM FOR SUMP PUMP
#177Wireless liquid level sensing assemblies and grinder pump assemblies employing the same
#178Variable differential adjustor
#179Solid state fluid level sensor
#180Shower waste pump control device
#181Automatic wireless liquid/water level controller
#182Washing fluid pump integrated with level sensor for vehicle
#183Solid state fluid level sensor
#184Sump pump control system
#185Low suction vacuum detector
#186CONDENSATE PUMP
#187Method and apparatus for pump protection without the use of traditional sensors
#188Cord like manager and cord like manager kit
#189Centrifugal pump casing relief system
#190Immersion pump equipped with a float control device
#191Method and arrangement for controlling a pumping station
#192Solar powered fan for portable enclosure
#193Electronic control device for a synchronous pump
#194Switch assembly, electric machine having the switch assembly, and method of controlling the same
#195Submersible pump with integrated liquid level sensing and control system
#196Sewage lift mechanism with remote alarm
#197Activation device for sump pumps
#198Portable battery powered automatic pump
#199Electromechanical safety valve system for swimming pool and spa pumps
#200Pump connector system
#201Swimming pool vacuum relief safety valve
#202Control and alarm system for sump pump
#203Submersible pump controller
#204Solid state fluid level sensor
#205Enclosed pump switch level control system
#206Switch assembly, electric machine having the switch assembly, and method of controlling the same
#207Switch assembly, electric machine having the switch assembly, and method of controlling the same
#208Switch assembly, electric machine having the switch assembly, and method of controlling the same
#209Sump pump smart home integration
#210Systems and methods for manipulating control of sump pumps to extend lifespans of sump pumps
#211Determining and utilizing a desired frequency for a mechanical shaker for a sump pump system
#212Detecting and utilizing water vibrations in sump pump system control
#213Detecting and utilizing a rise rate for sump pump system control
#214Fog generator
#215Basement sewer drain recovery and discharge device
#216Basement sewer drain recovery and discharge system
#217Float-operated pump switch
#218Systems and methods for detecting and resolving liquid pump failures