Liquid Transferring Devices TRIZ Cases

An automated fuel dispensing system verifies fluid density against preset ranges to prevent contamination errors during mobile refueling operations.

An aerosol adapter uses a flexible receiving device to actuate the valve and maintain a tight seal against the can dome.

A dip tube lock uses a pivotable pin and cylinder mechanism to secure fuel tank access points against unauthorized entry.

Replacing pneumatic control with hydraulics eliminates gas compressibility errors, ensuring precise plunger positioning and leak-free fluid transfer.

A safety interlock nozzle uses a spring mechanism to enable low-force actuation for easy operation.

A lubricant bag box integrates a fill viewer window to quantify remaining contents within the chamfered housing structure.

An external plastic return element engages a radial projection via torsion deformation, reducing bending stress and preventing breakage during endurance cycles.

Dual-chamber containers reduce hazardous exposure and waste by enabling automated concentrate transfer through sealed refill systems.

An automated barrier prevents incompatible chemical mixtures by verifying material identity via image recognition before unloading begins.

A beverage container stopper uses a rotary cover and spreading ring to engage an outer part bulge for a secure closure.

A grease pump unit micronizes bubbles via a porous dividing device and recirculates unused grease through a return pipe to prevent oil separation.

A refillable bottle uses a locking device to hold the check valve closed before filling.

An elastically deformable piston flange creates an air escape passage during priming, preventing trapped gas from blocking fluid intake.

Electric actuator compresses flexible liquid container walls to dispense fluid, eliminating propellant gas waste and enabling periodic dispensing.

A fuel dispenser management system operates autonomously using local control logic and embedded payment processing capabilities.

A fuel oil monitoring apparatus measures flow, temperature, and viscosity using a turbine-driven generator for self-powered operation.

A remote management centre generates metrological certificates from forecourt terminal data.

Single-use PET taps eliminate cleaning cycles, reducing water consumption and operational complexity.

A spray dispenser housing uses distributed motion sensors to detect user presence and trigger selective product release from multiple containers.

Overhead fuel and air dispensing unit moves along tracks to position nozzles above vehicle components, eliminating customer movement between separate stations.

Geolocation verification restricts fuel dispensing to authorized areas, resolving reliability issues from indiscriminate refueling operations.

Coplanar target and ambient capacitance sensors measure fluid levels by compensating for air effects, eliminating installation complexity.

Segmented venting and thread-shaped tubes balance internal pressure to prevent backflow while maintaining full orifice cross-sections.

Bent feed channels align parallel outlets to resolve manufacturing complexity and improve mixing precision.

A fuel dispenser hose carrier uses a moveable guide member to route the dispensing hose for secure retraction.

Wireless fuel dispenser activation replaces manual card insertion with mobile identification code matching, eliminating authentication delays at the pump.

Asymmetric ports and flexible seals prevent leakage during automatic fluid transfer from the reservoir to the handheld device chamber.

Metal guide ring prevents plastic seal deformation at 120°C, ensuring fluid-tight pumping after autoclaving.

Segmented compartments prevent premature mixing of chemical constituents, extending shelf life while simplifying manufacturing complexity.

Skid-mounted mobile measurement unit monitors fuel transfers using Coriolis mass flow meters, eliminating air bubbles to ensure accurate custody transfer data.

A protective cover fits over a fuel pump handle while a rotatable trigger guard extends under the nozzle trigger to enable hands-free operation.

A mechanical assistance lever uses a fulcrum post and press member to operate fuel dispensers.

Articulating fluid conduits and automated control valves manage vapor balance and flow rates during mobile fuel transloading operations.

A fluid delivery system mixes primary and secondary fluids through a dedicated discharge conduit for controlled dispensing.

A fuel distribution manifold with sequential control valves automates refueling operations across multiple vehicles.

A terminal orifice processor alters liquid direction through a tortuous channel to enhance beverage mixing and aeration.

Segmented containment structure uses flexible intermediary membranes to separate liquid from air, preserving taste and freshness during dispensing.

A magnetic vapor return valve uses a permanent magnet to hold a ferrous disc closed, ensuring unobstructed fuel dispensing flow.

A metered dosing bottle uses a float valve to prevent air entry in the dip tube.

An RFID transponder replaces mechanical coding pins to prevent chemical mix-ups during automated filling while simplifying the closure structure.

An expansion chamber buffers fluid flow in the suction path, enabling a venturi poppet to draw residual fuel back into the tank and prevent dripping.

Card reader in dispenser detects transaction phases to deliver synchronized alternative media content without modifying fueling scripts.

Clamping member presses elastic sealing rings against the inner liner and tubing connector to create a secure seal.

Elastic wall separates chambers to enable rapid pressure equalization, eliminating high friction from rigid devices.

A transaction appliance detects consumer vehicles and transmits personalized data to fuel dispenser interfaces.

A POS terminal system calculates fuel quantity from a fixed payment amount after deducting option item costs.

A portable liquid dispenser uses a sliding shield to cover the nozzle.

A fuel nozzle interconnect uses a mechanical linkage to control valve actuation based on spout insertion.