Positive Displacement Pump Components TRIZ Cases

See how a pressure-actuated valve member prevents reverse refrigerant flow in gas-lubricated li

See how a diaphragm valve with elastic return prevents air separation during compression, reduc

A mounting support splits the pump cavity into modules, simplifying food processor assembly while keeping the vacuum unit structurally stable.

See how adiabatic compression and expansion in separate chambers eliminate conventional refrige

See how circulation pump control and multi-pass heat exchange enable stable hot water supply du

Angled apertures and a shielding plate block direct sight to the cryopanel, reducing radiant heat and uneven frost build-up.

See how a gravity-closing check valve between compression chamber and delivery tap prevents flu

See how a contour-matched fastening device with snap-fit clamping replaces welding for tubing s

See how recessed drain recovery portions with inclined walls keep discharge ports submerged, pr

See how segmented muffler flow tubes with variable cross-sections maintain refrigerant pressure

See how a welded two-cup liquid accumulator with an integrated extending portion simplifies fix

See how metal mesh muffler rings replace polypropylene and fiberglass to prevent orifice cloggi

See how tool-less removable electric gear pumps replace gas-driven diaphragm pumps to eliminate

See how splitting a high-pressure gas cooler into parallel cylindrical bodies reduces compresso

See how a silencing channel positioned in the foaming space connects compressor bin vents to re

See how a dual-layer fiber filter with gap-controlled non-element portion prevents liquid re-sc

See how a spring-loaded closure element automatically regulates coolant flow rate in a separato

See how an integrated lid merges valve bodies, filter head, and connection ducts into one compo

See how a hybrid frontal array combines louvers and orifice plates to balance Type II/III gas p

See how a pump case with downward outlet and impeller-aligned suction hole reduces air-water mi

See how bypass branches and pressure-controlled shutter movement keep the economizer check valv

See how a rotational coupling between piston guide and magnet frame enables self-alignment duri

See how a damper with upper and lower pads and stopping features prevents rotation and reduces

Multiple internal pipe openings at different heights let pressure or temperature sensing distinguish gas from liquid for accurate separator level monitoring.

See how a three-segment intake muffler with streamlined decreasing diameter reduces drag coeffi

See how a two-piece piston pump relocates vacuum relief through the piston element to preserve

See how alicyclic and aliphatic epoxy compounds stabilize polyvinyl ether oil with hydrofluoroo

See how an insulating plenum between discharge cover and refrigerant reduces heat transfer to c

See how a dual-piston differential bore mechanism uses chamber expansion to retract residual fo

See how an ejector device uses turbulent diffusion to boost heating capacity and energy efficie

See how a less noble aluminum alloy cladding with tin, indium, or gallium protects compressor c

See how a discharge plenum with thermal insulation and multiple refrigerant flow paths prevents

See how a lubricant suction channel uses pressure differential in the suction gas passage to ex

See how a muffler with variable flow tubes and through-holes maintains refrigerant pressure to

See how adaptive sound signal generation cancels compressor noise across varying rotation speed

See how comparing compressor shell temperature with ambient air prevents refrigerant collection

See how a slit-shaped inlet port transverse to the cylinder axis enables economizer branch flow

A gas layer between the discharge cover and frame limits heat transfer from hot refrigerant gas, improving linear compressor efficiency.

See how merging flow meter, pump, heater, and sensors into one plastic body reduces material wa

See how a segmented compressor cover with a sloped top directs condensation away, prevents corr

See how a thermal insulating plenum in the discharge cover prevents heat transfer from high-tem

See how a sealed box with snap-fit design and multi-chamber muffler blocks sound transmission a

See how dual flow ducts and expansion elements separate control mass flow from refrigerant-oil

Tie rods compress the front cap, end cap, and shell to preload bearings, strengthen the housing, and reduce material use.

Tracks water buildup in vehicle air compressor oil and switches operating modes to burn off moisture, warn drivers, and prevent degradation.

An electromagnetic linear drive shares piston power with the crank mechanism to cut mechanical load, losses, and compressor size.

Separate rotor-shaft and housing oil circuits with spray nozzles improve motor cooling, cut viscous losses, and preserve the air gap.

Integrated finned housing and hydraulic-fluid cooling paths prevent overheating in a compact motor-pump during sustained high-pressure use.

An integrated sealing and flow-guiding cap keeps tire sealant out of the compressor while simplifying bottle cap assembly.

Standardized pipe blocks keep conductance consistent between process modules and vacuum pumps while allowing flexible routing through clean room layouts.

Phase-shifted eccentrics directly drive a two-stage piston pump to cut noise, vibration, power loss, and pump size.

An eccentric-mass wheel pump switches between pumping and freewheeling to maintain tire pressure, reduce wear, and avoid complex plumbing.

Segmented engaging portions and a return mechanism let a Presta valve adapter connect quickly and release one-handed under high pressure.

A nested battery compartment within the motor-piston recess cuts inflator volume, improving portability and reducing vibration.

Mechanical indexing in the coupling and splined shafts aligns magnetic poles before motor assembly, enabling reliable tandem ESP operation.

A dual-chamber compressor shares one motor, inverter, and controller for air suspension and refrigeration, cutting vehicle cost, space, and noise.

An electromagnetic resonance spring replaces coil springs to widen usable frequency range, shorten compressor length, and simplify assembly.

A palletized battery-electric pump moves high-pressure cleaning closer to equipment, cutting hose hazards, diesel exhaust, and water use.

Thin wall sections in the motor housing enable laser welding of the stator support, securing the module with less assembly complexity.

A submerged motor and pump use hydraulic fluid for cooling and noise damping while interchangeable manifolds keep the power unit compact and adaptable.

A single thermal protector on the stator core detects overheating across multiple coils while keeping contact stable and response fast.

Heating the metal housing melts a plastic-coated component into a direct joint, cutting pump assembly weight, cost, and adhesive use.

A single-frame pump station combines the pump, motor, converter, and controller to cut length, weight, piping, and commissioning effort.

A bottle cap assembly aligns insertion and fastening directions to simplify installation while keeping the vehicle air compressor securely attached.

Collected rainwater is routed around the compressor to prevent overheating during frequent vehicle sensor cleaning in rainy conditions.

A balance piston stem stabilizes the coil spring while heat protection limits transfer that causes wear, overheating, and compressor seizing.

An embedded busbar in a resin support plate stiffens the control board stack and improves vibration resistance without dummy busbars.

A two-piston compressor with integrated drying and valve control raises air pressure for more sensitive vehicle air suspension adjustment.

Angled channels and jet-deflector surfaces break coherent gas jets between pumping stages, lowering pressure propagation and pumping demand.

Exhaust heat drives a generator and motorized supplemental compressor to raise gas compression efficiency without harmful working-fluid leakage.

Adjustable axial clearance and integrated bearings let an axial flux motor handle magnetic attraction forces in a reciprocating compressor.

A pneumatically charged bellows bearing isolates compressor vibration while creating a positive-lock mount for more reliable vehicle air supply units.

A cap with a tubular stop enables variable piston stroke lengths using common parts, cutting manufacturing cost and overall cleaner length.

A two-point elastic support layout around the compressor center of gravity reduces vibration and noise transfer to the EV body.

Rainwater from the windshield and wiper flow cools the air compressor, enabling longer sensor cleaning without extra coolant tanks or sensors.

Elastic clamping arms on wedge supports secure an electric coolant pump with defined positioning and less radial installation space.

A bolted fluid plate routes pressurized oil through channels and holes to lubricate and cool multiple rotary machine components with less weight and complexity.

An angled gas-deflector plate redirects coherent jets between pressure stages, reducing gas carryover and pumping demand in vacuum systems.

Separable identical casings let one housing match different terminal pin spacings without remaking molds, cutting development cost.

Pressure-driven valves combine compressed and ambient air to shorten inflation time and lower compressed air use.

A bladder, piston, and spring use tire deformation during rotation to compress air and automatically maintain pressure without manual refilling.

A motor fixing ring creates an air gap in the inflator so fan-driven airflow cools the motor, reducing overheating and improving reliability.

A preformed cavity confines adhesive between the base body and insulation element, improving hermetic sealing and reducing short-circuit risk.

An electro-osmotic pump and gas accumulator improve PCB cooling by limiting cavitation, electrode erosion, and coolant leakage.

Snap-fit ball or spherical counterweights simplify gearwheel balancing in tire air compressors while reducing welding, part variety, and assembly errors.

A condensation control algorithm tracks water buildup in vehicle air compressor oil, enabling mode changes that limit corrosion and lubrication loss.

An electromagnetic piston pump built into the nozzle cuts hose-line delay and delivers fast, defined spray bursts for vehicle sensor cleaning.

A plug-and-socket snap-on getter and heater module simplifies dense pump installation, cuts wiring labor, and speeds replacement.

Alternating piston strokes and valve states purge air from the brake pressure generator cylinder by drawing in fluid and returning air-laden fluid to the reservoir.

A dual-layer seal bag uses a swellable inner polymer to seal tears and block wellbore fluid ingress that can contaminate motor oil.

A dual-layer seal bag swells at the inner layer to close tears, block wellbore fluid ingress, and protect motor oil in electric submersible pumps.

Multiple magnetohydrodynamic pump modules in series drive conductive coolant for precise microelectric temperature control with lower EMI and stress.

Axial throughflow channels and an integrated valve plate let a transmission pump supply lubricant in both rotation directions with lower complexity and drag loss.

An oblique web and circumferential groove let a reciprocating pump bull gear self-compensate deflection and maintain helical tooth contact.

A spiral silencer built into the belt guard cuts compressor inlet noise while preserving airflow and avoiding bulky separate baffling.

Topside-pumped lubricant and a downhole manifold protect rotor bearings from production fluids while reducing windage losses at high speed.

A spring-loaded sliding valve relieves sudden pump overpressure to suppress hammering without the bulk and membrane wear of expansion vessels.

A venting path removes air from the suction conduit and pumping chamber so a synthetically commutated hydraulic pump can start automatically.

Negative-pressure pumping with oil separation cuts transmission oil foaming and air friction, improving heat dissipation and efficiency.

Balanced plug-and-seat flow areas cut pressure drop and gas lock in reciprocating pumps, improving efficiency at any inclination angle.

A spring retaining recess constrains coil expansion in a spring-loaded valve, preventing walkout, extending seal life, and reducing maintenance.

A load-concentrating pump rod head and drive link simplify mounting while reducing side loading and wear in axial displacement pumps.

By striking a stuck check valve, the piston expels trapped air and lets a dry sprayer pump self-prime without manual valve opening.

Split suction and pressure valve modules cut mud pump fluid end replacement time, handling effort, and spare-part inventory.

A fiber-reinforced ring valve shutter with protective layers cuts wear, fracture risk, and temperature sensitivity in reciprocating compressors.

Localized contact points in the rod head and drive link align compressive forces with the centerline to reduce wear and simplify pump assembly.

A split positioning ring and posts keep the cover attached during falls, spread pumping force, and provide built-in pipe storage.

A gas layer between the piston head, press-fit cap, and elastic member cuts heat transfer in linear compressors and improves refrigerant compression efficiency.

Check valves and a pressure regulator turn bidirectional pump flow into a stable motor inlet stream, preventing priming pump cavitation.

A cooled bladder and hermetic piston separate gas from heating liquid, enabling faster heat exchange and near-isothermal pump operation.

A nested locking tab secures a fluid end retainer nut against backout, reducing premature failure while keeping installation and maintenance simple.

Aligned multi-strand spring links support the piston axially, cutting lateral distortion while raising load resistance and compressor efficiency.

A spring holder ring guides compressor valve springs for even shutter biasing, reducing impact stress and improving durability.

Stacked tank, pump, and controller regions cut hydraulic unit footprint, while a polymer concrete base damps vibration and sound.

A mechanical linkage tunes a variable hydraulic damper with pump displacement to attenuate IVT pressure pulses without electronics.

An elastic suction valve shaft is sandwiched between housing members to improve seat sealing accuracy while cutting pump size and cost.

A conical insert and smooth flow passage cut turbulence, pressure drop, gas breakout, and ball chatter in reciprocating downhole pumps.

An overflow valve built into the dosing head relieves critical pressure at the source, reducing wear and avoiding separate relief fittings.

A convex compressible seal and segmented valve assembly improve frac pump sealing while reducing stress, wear, and rebuild downtime.

A nested piston pin and head structure simplifies piston manufacturing while reducing dead volume, leakage, noise, and flange width.

Offset fluid discharge rotates the piston during reciprocation, spreading packing ring wear evenly to prevent bypass channels and seal failure.

Longitudinal flutes in the piston rod create smoother downstream flow, cutting hydraulic resistance, turbulence, and pump wear.

A spiral damping element in a polymeric compressor discharge pipe dissipates vibration to cut noise and prevent resonance breakage.

A removable wear sleeve takes dynamic seal contact instead of the piston rod, reducing abrasive wear, replacement cost, and pump downtime.

A two-stage bearing inflow passage supports the piston with less refrigerant, preserving compression efficiency and resisting clogging.

A blind-bore plunger with a free filler member cuts high-pressure fuel leakage while preserving lubrication and reducing volumetric loss.

Frustoconical valve seats and reversible flow paths improve liquid mixing while limiting clogging and corrosion in a hydraulic metering pump.

A breather valve vents trapped air from the diaphragm cavity while isolating pneumatic passages, cutting contamination and cleanup time after rupture.

A pilot-pressure valve gap lets the swash plate move from maximum to neutral, cutting startup current and pump starting torque.

Pivoting clamp components let tubing snap into a roller pump head quickly while a lid locks closure to maintain secure retention.

A frustoconical suction valve and perpendicular discharge path increase compressor flow area without adding dead volume.

A profiled annular sealing sleeve helps a compressor piston stay leak-tight under wobbling motion, cutting air loss and noise.

Tubular positioning members fitted through fastening holes align the manifold and case body, reducing misassembly, size growth, and wear.

A sliding valve stem, guide base, and spring help diaphragm pumps draw viscous liquids at high flow and pressure without raising motor current.

Electrodes placed inside the pump generate radicals along the gas path to break down deposits and maintain exhaust capacity with less maintenance.

A bypass pipe diverts part of the return flow during regeneration, cutting heat-mixing losses and lowering energy use in cryogenic compression.

Removable coupling adapters in flow cross junctions cut replacement time, manifold weight, and downtime under hydraulic fracturing pressure.

A removable plastic-and-metal pilot valve closure enables diaphragm pump maintenance without full disassembly while blocking dust ingress.

A formed non-planar diaphragm and charcoal vent filter reduce hydrocarbon permeation in liquid pumps without sacrificing flexibility.

Two integrated inflation units handle high-flow bed or boat inflation and higher-pressure tire filling in one portable pump.

A liquid piston and heat storage reservoir enable quasi-isothermal gas compression and expansion with lower friction losses and no refrigerants.