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.

Segmented fluid channels and pressure detectors monitor hose membrane clamping integrity in process pumps.

Integrated shielding means on pump housing blocks external electromagnetic fields from reaching internal components.

Central connection area with three symmetric terminals allows flexible actuating device mounting, eliminating complex multi-position configurations.

Alternating full-length and partial plies with flyaway inserts replace complex mitered flanges, reducing voids and labor while maintaining stiffness.

A plenum fan uses a non-contacting labyrinth seal between the conical wheel and back plate to improve airflow patterns.

A hydroelectric tube generator harnesses water flow energy using an inner tube with atmospheric pressure and a self-perpetuating pump system.

An impeller design merges blades and disc into one piece while using an attachable access body to close openings, eliminating weld defects.

A compressor housing bearing support structure positions bearings and seals using a non-uniform surface with flat central portions and inclined ends.

Segmenting the suction-side bearing into a sealed recess prevents coil outgassing, enabling lower ultimate pressures in turbomolecular pumps.

Integrated thermal duct and damping portion resolve vertical space constraints by combining vibration isolation with thermal sealing in a single component.

Telescopic support legs adjust length dynamically, eliminating manual cutting and welding during installation.

Metal gaskets between housings prevent leakage without radial clearance, reducing size and cost.

Differentiated stator vane stagger angles counteract asymmetric back pressure from local obstructions, reducing vibratory stress on fan blades.

A coreless donut fan uses a central through hole and radial coils to generate rotation via magnetic forces.

Nanoparticle-reinforced resin in a composite fan case absorbs impact energy from blade fragments, reducing fiber breakage and maintaining structural integrity.

Lowering fan blade solidity and count reduces flow blockage while maintaining stability and stall margin in large diameter transonic turbofans.

Peripheral openings in the second disk element reduce axial thrust on centrifugal pump impellers.

A turbomachine flow straightener uses a covering platform to secure fastening means within stator vanes.

A bladeless fan assembly uses a vertically oriented annular nozzle to emit air flow.

A fan assembly guides airflow through a stator gap to cool internal motor components.

Combining light tight oils with high sulfur fuel oils balances refinery processing while removing sulfur, nitrogen, and metals for cleaner combustion.

Reversible motor drives blades to compress and extract air, resolving slow deflation bottlenecks in disposable protective gear.

Segmented rotor vanes pair aluminum bodies with plastic tips to reduce chamber wall abrasion and centrifugal vibration energy consumption.

Segmented inner blade elements increase wind speed at the hub, resolving interference from outer peripheral currents.

A hermetically sealed stator body isolates windings from wellbore fluids using a hydrophobic fluid circulating in the rotor cavity.

A cageless roller bearing design maintains rolling element motion at minimum speed to ensure uniform lubricant distribution.

Nanoscale metal complexes applied to ventilator wheel surfaces inhibit microbial growth through oligodynamic activity.

Segmented scroll chamber expansion angles reduce noise by preventing backflow and eddy formation without adding complex physical barriers.

A 3D woven single-piece fiber preform merges the blade and platform into a monobloc structure for turbomachine stator vanes.

Flexible dome covers with zipper and Velcro closures conform to fixture shapes, blocking dust and paint from reaching blades and motors.

A blower grommet employs a plug member to seal unused openings, resolving the trade-off between universal design and airtight sealing.

Segmented impeller discs create a heat blocking space that prevents high-temperature gas from damaging the motor during combustion exhaust.

A coupling with a deformable section absorbs unbalanced loads to protect the motor shaft.

Iterative actuator adjustments identify knee points to calibrate rotor tip clearance, compensating for thermal growth and centrifugal forces.

Specialized tooling automates adhesive polymerization using suction wedges and integrated heating to eliminate manual positioning errors.

Axial offset between stator and rotor tensions an elastomer disk, reducing wear and acoustic noise while improving sealing effectiveness.

Coaxial fans driven by a high-speed motor generate concentrated airflow to displace grit and dust from tight spaces.

A centrifugal compressor diffuser incorporates a flow passage dividing annulus to redirect boundary layers along suction surfaces.

A guiding grid with asymmetric radial and circumferential elements disperses blade-passage frequency to lower acoustic disturbance.

Segmented chevron fins with periodic gaps improve oil cooling by allowing turbulent airflow to penetrate and interact effectively with the fin surfaces.

Inlet and outlet guide vanes condition turbulent coolant flow in compact pump assemblies, maintaining high-pressure delivery while minimizing energy loss.

Spherical reinforcing member fills hub wing gap to distribute stress concentration, preventing cracks from abrupt shape changes.

Hydrodynamic stabilization elements form a pressurized fluid layer that dampens intense rotor vibrations caused by long multi-stage compression rotors.

Segmenting rotor tips into front and rear blades reduces leakage flow and delays stall at lower mass flow rates.

Integrated locking bolt and switch mechanism secures fan blades while cutting electrical power supply.

Centrifugal force drives impulse bodies in offset impact chambers to detune blade vibrations, replacing ineffective friction dampers.

Segmented synchronization ring with composite rollers minimizes elastic deflection under reaction forces.

Reducing structural ligament height in compressor casings alters acoustic response to minimize non-integral vibrations in adjacent rotor blades.

A fluid pump housing uses stabilisation chambers to alter material stresses and change shape between compressed and expanded states.

Inclined rotor blade airfoil overcompensates centrifugal force bending moments to reduce pressure side stress concentrations.