Volume/Mass Flow Measurement TRIZ Cases
- Ohmic heater with flow rate measurement
See how an ohmic heater flowmeter uses electrical resistance and temperature rise to measure fl
- Food Product Dispenser Valve for Complete Gravity-Fed Evacuation
See how a manual valve with dynamic closure and gravity-fed flow achieves complete reservoir ev
- Tankless Water Heater Power Modulation to Reduce Heating Element Wear
See how AC half-cycle power modulation distributes load equally across heating elements to exte
- Improved espresso machine method and apparatus
See how pump power modulation enables low-pressure pre-infusion and high-pressure extraction in
- Dosing Connection Device with Thermal Empty-Container Detection
See how a heating element and temperature sensor replace pressure sensing to detect empty conta
- Inlet valve for household appliances with variable attachment of a flowmeter
See how a multi-orientation coupling mechanism enables flowmeter attachment in variable orienta
- Indicator generating method and predictive maintenance method for failure prediction for a water heating system, such water heating system, and beverage maker
See how power consumption patterns replace extensive sensors to detect limescale and heater deg
- Food Product Dispenser Valve for Complete Reservoir Evacuation
See how a gravity-based valve and sloped reservoir design achieve complete product evacuation w
- Product dispensing system
See how current sensing through a solenoid coil detects empty product containers and enables dy
- Domestic appliance with a volumetric flow sensor
See how wall-mounted heating and conductivity electrodes measure fluid flow without obstructing
- Method for compensating for venturi effects on pressure sensors in moving water
See how acoustic Doppler velocity measurement corrects pressure sensor readings for Venturi eff
- Heating System Pump Modulation for Rapid Undersupply Detection
See how periodic pump pressure modulation detects thermostatic valve saturation in heating syst
- Flow Heater with Calorimetric Flow Sensor to Prevent Overheating
See how a calorimetric flow sensor replaces mechanical flaps to detect rapid flow changes, redu
- Method and apparatus for controlling the supply of a level of a liquid contained in a vessel
See how air bubble detection in outlet flow adjusts pump duration to compensate for viscosity c
- Lever operated fluid dispenser with rotary potentiometer
See how a rotary potentiometer replaces generator-based sensing to measure lever position direc
- Security Token Energy Harvesting to Eliminate Battery Constraints
See how ambient RF, light, heat, and motion harvesting powers security tokens without batteries
- Liquid extraction control method and device
See how automated temperature detection and flow-channel control prevent mouth scald from hot l
- Apparatus, method and system for calibrating a liquid dispensing system
See how a hand-held flow meter with quick-connectors and real-time data output reduces calibrat
- Programmable, interactive display receptacle with use monitoring and independent activation, deactivation, and change capabilities
See how a receptacle with programmable display uses temperature sensors and feedback control to
- Reservoir Level Probe Sensing for Low-Cost Fluid Flow Measurement
Multiple reservoir probes time level changes to calculate dispensed fluid accurately without costly inline flow meters.
- Continuous-Flow Heater Flow Meter Insertion for Leak-Safe Assembly
A slide-in flow meter uses the heater's existing end-channel sealing surface to cut leakage risk, assembly cost, and replacement effort.
- Lever Dispenser Rotary Potentiometer for Accurate Fluid Dosing
A rotary potentiometer tracks lever motion over time to estimate dispensed fluid accurately, even during rapid short strokes.
- Safe Data Transfer Port With Code-Gated Access Control
A safe controller unlocks data transfer only after valid code entry, enabling secure access to internal devices without opening the safe.