Pump Components TRIZ Cases

See how radially varying inlet angles and chord lengths in stationary blades recover dynamic pr

See how a materially bonded plastic sealing element integrated into the pump housing eliminates

See how a dual-unit guide fan with sealing ribs and deburring removes injection-molded burrs to

See how a guide rib on the housing cover prevents radial misalignment during assembly, reducing

See how a bearingless motor drive support dynamically adjusts magnetic flux ratios to prevent s

See how a flexible ring member with engaging units enables easy attachment and detachment of ai

See how a single control unit correlates motor and lighting command data to enable unified fan

See how an enclosed plug fan unit with circulation housing solves HVAC maintenance access, expo

See how a variable geometry diffuser replaces pre-rotation vanes to prevent stall and surge in

An exponentially expanding volute outlet spreads furnace airflow across the heat exchanger, cutting pressure drop and blower motor demand.

An isolator and locking element secure a refrigerator evaporator fan while preventing rigid contact, simplifying mounting and reducing noise.

Unequal blade gaps break the repeated blade-pass frequency at the volute cut-off, reducing dryer impeller sound spikes while preserving airflow.

An upward-facing fan inlet separates the air path from the light opening, cutting room noise while preserving ceiling illumination.

Magnetic repulsion between the panel and centrifugal fan holds a constant gap, preventing tilt, vibration, and noise in thinner indoor AC units.

A buttressed hinge spreads fan load across the base and duct, improving roof vent cleaning access while maintaining secure support.

Optimized inlet, guide, and outlet blade angles raise fan discharge flow, shortening motor cooling time and wash cycles.

A gravity-centered handle, integrated wire guidance, and tuned motor-fan-battery layout reduce fatigue while improving airflow and reliability.

Selective motor drive keeps a wind ventilator evacuating hot, moist, or contaminated air when ambient wind is too weak.

A Coanda nozzle and upstream heater create smooth, evenly heated airflow while avoiding turbulent drafts, dust burning, and hot outer surfaces.

Stored torque profiles let a screw compressor match its operating point, cutting energy use while reducing radial and axial forces.

A damping member in the evaporator fan mount isolates vibration from the housing, cutting refrigerator noise while keeping the fan secure.

Shunting grooves in the seal part divert trapped foreign matter away from the impeller hub to prevent seizure and preserve compressor stability.

Using fan-created pressure zones, this case cools the battery, control unit, and motor without added fans, avoiding extra size and complexity.

A fan-case cover shields the resin intake pipe from obstacle impacts, improving durability without adding separate protective parts.

A gear-driven independent regulator adjusts impeller outlet width over a wider range while improving sealing, flow direction, and control precision.

A shaft-gap fan structure draws outside air for cooling while creating negative pressure that suppresses combustion gas backflow and stabilizes combustion.

A variable first-stage diffuser with a fixed second-stage diffuser improves part-load efficiency and surge stability in chiller compressors.

Outwardly inclined blower outlets cut air resistance, raising airflow and pressure delivery while keeping power use and housing size lower.

A variable-area outlet nozzle and fan speed control cut exhaust energy use while maintaining discharge velocity and limiting re-entrainment.

Resilient connecting elements suspend the refrigerator fan to absorb high-speed vibration, cut noise transmission, and avoid harmful kicks.

Secondary blades on the motor shield guide inlet airflow, reducing backflow and turbulence while raising fan outlet pressure.

A reinforcement ring around the impeller air inlet distributes stress at blade mounting holes to prevent cracks above 33000 RPM.

A split strut plate with an ejector cuts blockage and swirl effects, helping air cycle machines hold surge margin under heat exchanger clogging.

A resilient vertex support and inflatable mount isolate fan vibration, cutting hand dryer noise without sacrificing drying airflow.

Conductive plating and RTV-bonded electrodes turn the blower housing into an ohmic heater, warming HVAC airflow without a separate heater assembly.

A balanced handle near the blower's center of gravity cuts fatigue while the duct secures motor wires without adding airflow resistance.

A movable manometric interface in the blower volute adapts to varying loads, improving negative pressure output while reducing production complexity.

A battery mount projecting into the air passage improves cooling of the battery and switching elements, reducing heat shutdowns during blower use.

A welded blade root and protective shroud improve fan durability and airflow in water heaters exposed to heat and acidic exhaust.

A snap-fit fan stand uses deformable stops, dual contact points, and sliding clips to enable tool-free assembly while resisting vibration.

Ribs and a sealing member on the guide fan limit injection-burr flow loss, raising air pressure and motor efficiency in vacuum cleaners.

A recirculation volute and flow regulator return refrigerant upstream to stabilize part-load operation and extend compressor range.

A sound mirror in the inlet-to-outlet transition reflects and absorbs outlet noise while preserving airflow with minimal pressure loss.

A ribbed base plate with a large underside suction area keeps leaves from sealing intake openings, preserving blower airflow and engine cooling.

Parallel silencer ducts built into the motor housing cut blower and motor noise while keeping pressure loss and vacuum cleaner size low.

A backpack frame aligns the motor and fan along the back to shift blower weight off the arms and ease two-sided debris gathering.

A sealed cooling airflow path keeps bearing cooling pressure above the compressor inlet to limit leakage, save energy, and prevent overheating.

A magnetic bearing and axial position sensor shift impeller clearance in real time to cut leakage and improve compressor efficiency at part load.

A rotating V-ring gasket and metal ring seal stop liquid ingress in centrifugal pumps, protecting bearings while reducing wear and maintenance.

A split guide fan with a diffuser, return vane, and sealing member cuts airflow loss from burr-prone parts and improves vacuum motor efficiency.

A bearing support with an integrated shield limits lubricant leakage and provides end-stop protection without complicating pump bearing assembly.

Oblique insertion surfaces and a locking element guide the shaft into a foil bearing recess to prevent canting, friction, and assembly damage.

A bent laminar spacer forms parallel axial abutment surfaces on a drive shaft, improving strength and lowering manufacturing cost.

Shear-thickening material inside an airfoil cavity suppresses fan blade vibration, stabilizes airflow, and reduces wear in gas turbine engines.

Curved notch grooves generate a self-acting air film that enables smaller rotors, tighter tip clearance, and lower vibration in centrifugal compressors.

An axial first-and-second pipe layout forms a chambered branch path that cuts pressure loss and supports standardized compressor production.

Integrated lugs and spline coupling let an ESP shaft joint carry axial thrusts without extra thrust bearings, saving space and cost.

A buoy-driven valve automatically vents trapped air from a pool pump, avoiding manual relief screws while protecting flow, seals, and impeller operation.

Split flowlines and pressure control valves balance axial thrust in TTB pumps, reducing crossover vibration, wear, and service-life loss.

Automatic hydraulic pressure control with stretch sensing keeps turbine shaft pre-stretch within limits before nut tightening.

Spring-loaded heads and locking apertures hold heavy industrial fans at set angles, reducing joint wear and preventing airflow loss from downward drift.

A rotating base, ratchet tilt, and telescopic lamp combine fan and lighting functions to cut carrying burden and widen outdoor coverage.

A non-porous plastic core with closed cavities cuts vane mass while resisting manufacturing forces and shaping the composite shell.

Waveform differences from natural maglev drop events reveal safety bearing wear, improving condition assessment and avoiding early replacement.

Automated hydraulic pressure and stretch feedback keep shaft pre-stretch within range before nut tightening, improving precision and operator focus.

A two-part CMC turbine vane avoids core extraction while preserving hollow geometry, cooling options, and structural strength.

A curved impeller trailing edge evens radial flow speed near shroud and hub walls, reducing separation loss and widening compressor range.

A limiting slot, spring setter, and reduction mechanism let fan users set marked swing angles accurately while preventing gear tooth wear.

A transitional annular inlet passage around the gear train improves compressor inflow while preserving compact, high-efficiency turbofan front-section design.

A lock nut with waist-shaped holes and bolt-fixed nose piece simplifies rotary shaft machining while easing compressor installation and maintenance.

A reaction-force frame supports rotor blade removal on the disk surface, enabling extraction even when adjacent disk spacing is too short.

Nested telescopic sections and auto-locking blocks let foldable fans or lamps adjust height, then retract into the chassis for compact storage.

Water flowing through the turbocompressor bearing gap cuts friction and removes heat, while a cold start element warms the bearing for reliable startup.

An isolation sleeve around the motor shaft blocks flux adhesion in a reflow oven fan assembly, reducing resistance and extending service life.

A lower drive-axis layout balances gear loads in a geared compressor, suppressing intermediate gear vibration and noise with mixed impeller sizes.

Cold bore expansion and surface peening add compressive residual stresses that suppress crack initiation in centrifugal compressor wheels.

Smooth, edgeless oil pocket transitions reduce pressure gradients and cavitation in aircraft engine journal bearings, improving film stability.

A biased retaining ring damps vibration at sheet metal turbine case hotspots through friction, improving durability without added stiffness or welds.

A lock-avoiding start-up speed and trapping member keep foreign particles from jamming oil pump sliding parts and stopping rotation.

Disruptive bodies added to power tool guard ribs shift inherent frequency, cutting airflow-driven resonance noise while preserving safety.

A lubricant chamber and concave bearing interface reduce blood ingress, wear, heat generation, and hemolysis in continuous blood pumps.

Interference-fit dampers placed at casing peak displacement points reduce modal vibration and improve gas turbine housing stability.

Viscoelastic dampers and check valves cut fan vibration and noise in laptops while preserving cooling airflow and skin temperature.

A directionally compliant flexure damper suppresses vacuum pump vibrations up to 110 kHz while preserving axial shaft movement.

Integrated base grooves store the fan head and support rod, cutting storage footprint without complex screw-based disassembly.

Process-fluid recirculation cools, lubricates, and flushes superhard pump bearings to limit thrust wear, contamination, and downtime.

A concave bearing and lubricant chamber form a fluid film that limits shaft wear, blocks blood ingress, and helps reduce hemolysis.

A single drive wheel with two gear ratios adjusts two rectifier stages at once, cutting mechanism size and parts while preserving blade-setting precision.

Rounded vane shaft ends and tapered support contact reduce local hole stress, enabling smoother rotation and less wear under fluid load.

Machine learning links compressor blade damage to operating thresholds, enabling faster operability decisions and fewer unnecessary condemnations.

A planetary gear and limited freewheel let fan blades switch angle without reversing rotation, reducing load spikes in air and cleaning modes.

An ESP coupling shell uses splines plus removable lugs or ball locking to carry up thrust without a second thrust bearing, saving space and cost.

A movable seal retracts from the air passage when the gate opens, preserving turbomachine airflow while maintaining closure sealing.

A retractable seal preserves turbomachine discharge valve sealing when closed and clears the air passage when open.

An elastic cuff with radial projections lets pump hoses and cables connect one-handed without tools, avoiding twisting, misalignment, and leaks.

A bendable, shapeable fan bracket uses detachable wire-supported legs to fit varied surfaces while keeping installation stable and adjustable.

Interference-fit dampers target modal peak displacement points in sheet-metal gas turbine housings to reduce vibration and protect casing integrity.

A curved damping-fluid cavity lets one shaft damper resist radial, axial, and rotational vibration to improve rotor stability.

Sequential connection members and axial pressure adjustment simplify hinge assembly while improving fan head stability and outlet angle control.

A separated pump and hose-linked head let hydraulic force reach confined work areas while keeping controls at the tool head.