Liquid Transferring Devices TRIZ Cases

A tank wagon dispensing system uses a bypass line and downstream valves to empty the pump and discharge line completely.

A motor-driven hose handling system uses a cable element to automate fuel dispenser hose retraction, reducing manual force and mechanical complexity.

Monitoring apparatus compares receipt data with probe measurements to detect suspicious fuel deliveries, eliminating costly physical inspections.

A vapor-tight refueling apparatus uses a dual locking mechanism to connect probe and receiver securely.

Mechanical valve assemblies in each tank shut off fuel flow automatically, eliminating spark risks from electrical sensors and reducing manual refueling time.

An integral plastic U-shaped spring on the piston rod eliminates metal components, simplifying recycling by removing disassembly requirements.

Parallel electromechanical valves segment flow control to resolve the trade-off between device complexity and flow adaptability.

Vacuum suction extracts water from fuel storage tanks, preventing microbial corrosion and costly maintenance shutdowns.

Segmented ribs and vertical flashings focus thermal energy on the bag seam, preventing overheating damage while ensuring reliable sealing under pressure.

A self-regulating flow control device secures hoses to recreational vehicle water tanks for hands-free operation.

Radial discharge ports on a rotating drum allow multiple servers to fill containers simultaneously, eliminating interference and boosting serving capacity.

A compact fuel shutoff valve merges check and cutoff functions into one casing to maintain tank pressure.

An automated timer and visual indicator ensure required contact time for sanitizing agents, preventing premature wiping that wastes chemicals.

Remote server generates unlock codes for fuel dispensing stations using local device identification data to eliminate customer wait times at pumps.

Integrated internal reinforcing elements increase overpressure strength without adding external components or weight.

Replacing collapsible bellows with rigid socket members eliminates vapor flow resistance while maintaining a uniform pressure seal.

Curved refueling positions around a triangular island eliminate sequential waiting in linear layouts, boosting throughput and reducing queue times.

A fuel nozzle attitude sensing arrangement uses a rolling ball to block a vacuum path, preventing nuisance trips during dispensing.

Server decrypts unique fuel dispenser challenges to enforce feature-specific access rights and prevent unauthorized calibration.

A dispensing valve control lever integrates a latching pawl and slotted guide to mechanically fix the nozzle in an open position.

Keying mechanism restricts storage unit access to authorized docking stations, preventing tampering and theft of high-value fluids.

A handheld dispenser separates diluent and concentrate until dispensation, mixing them via a venturi system.

A tubular bag metering pump uses a rotary mechanism to dispense viscous food contents through a sealed connection.

A fuel supply pipe structure uses an inclined surface and drain valve to redirect backflow fuel away from the filler port.

A fuel supply device integrates a neck component with the filler pipe to guide the fueling gun insertion path.

Flow modulation in a dispensing valve detects entrained gas, preventing erroneous meter readings and ensuring accurate payment.

A dual-chamber pump isolates the suction inlet from settled alum crystals using a nested passage design.

A dispensing system verifies container correctness before material transfer using a reading device and computer program.

Vertical hose guidance via pivotable and fixed guides prevents ground contact damage while enabling longer hose reach without increasing device bulk.

An over-molded container insert merges substrate and valves to eliminate assembly time while managing pressure differentials during closed loop dispensing.

A coaxial valve system with a removable frame and seals allows easy insertion and extraction of valves without tools.

A dynamic drain hole shutting valve prevents ambient air intake during refueling, resolving the trade-off between drainage and fueling efficiency.

An elastic valve body simultaneously opens air and liquid passages in a foam-forming assembly, resolving complex structure bottlenecks that reduce stream speed.

An automated refill method uses a fluid supply dock to transfer ink into an internal reservoir, eliminating manual user intervention during printing operations.

A wireless fuel management system uses mobile client devices to authorize dispensing through a central server and local dispenser controller.

Dynamic valve sequencing prevents air pockets and pressure buildup during liquid delivery.

An additive injection controller monitors fuel tank data to determine untreated fuel volume and initiates precise additive dosing into the delivery stream.

Condensation trap separates fuel vapors and moisture from storage tank vents, while detection means identify system malfunctions to prevent emissions.

A collapsible beverage container assembly uses a connecting element to seal against a pressure chamber lid for dispensing.

A conductive metal grip and cover remove static electricity from the operator during fueling operations.

Segmented modules and dynamic frequency adjustment resolve read failures and unauthorized access in fuel dispensing nozzles.

A smart fuel nozzle uses a wireless controller to energize an actuator that releases the latch and closes the valve.

A fuel dispenser printer module transmits transaction data electronically to an indoor location.

An alloy of NBR, PVC, and ECO in the hose inner tube prevents cracking at -40°C while sustaining 3500 psi burst pressure.

Segmented hollow tubes with sliding mouthpieces resolve alignment bottlenecks during manufacturing filling of personal vaporizers.

Segmented venturi apertures moderate pressure drops to prevent excessive foam formation during carbonated beverage dispensing.

A funnel featuring a U-shaped stop secures oil bottles within a reservoir to enable complete drainage through an adjustable conduit.

An elastic damping device inside the buoyancy body absorbs impact energy to reduce noise emissions while mechanical coding prevents incorrect fuel supply.

Compressed gas displaces liquid from dispensing lines through a vented branch structure, preventing product mixing during fuel changes.