Positive Displacement Pump Components TRIZ Cases

Periodic diluted polarized lubricant forms a protective film in artificial lift pumps to cut friction, torque, drag, corrosion, and scale.

Resilient connectors suspend an air pump in tension to cut housing vibration and noise while stops protect nearby PCB components.

A hydraulically actuated linear valve cuts residual concrete waste, avoids bearing lubrication, and reduces wear, leaks, and cleaning time.

A 360-degree rotating support with adjustable members improves centrifugal pump access, handling, and oil drainage during service.

An elastomer isolator with a nested coil spring and rigid tube cuts vehicle vibration transmission while improving mount durability.

Extended valve supports absorb thermal expansion forces to keep the valve body sealed against the hole edge and prevent unintended fluid flow.

Smaller valves arranged in parallel maintain pump flow while lowering valve stress, wear, and proppant-related sealing damage.

A barrel-based dampening element uses movable seals and biasing members to smooth pump pulsations and stabilize bidirectional medical fluid flow.

A spring retaining recess confines coil expansion in a spring-loaded valve, preserving closing force, preventing walkout, and extending seal life.

Woven aramid reinforcement overmolded in elastomer helps high-pressure pump valve seals resist abrasion and tearing, extending service life.

Aligned PAEK composite layers cut discharge valve weight while preserving flexion resistance, improving linear compressor efficiency and noise.

A single-spring, eccentric servo assembly cuts centering hysteresis and allows post-installation adjustment across hydrostatic units.

Movable seals and biasing members absorb pump pressure pulses, smoothing bidirectional medical fluid flow before sensor measurement.

A peripheral-flow check valve supports compact pump layouts with lower pulsation, fewer wetted parts, and sterilizable biopharma fluid handling.

A PTFE-coated cylinder creates a self-lubricating film that cuts piston and ring wear while maintaining sealing in air compressors.

A force-conversion shaft and torque nut replace hydraulic insertion tools, enabling calibrated valve seat installation directly at the pump site.

An angled two-part inlet channel lets the inlet chamber sit closer to the pumping chamber, shortening diaphragm pumps and improving layout flexibility.

A sealing flow adapter routes high- and low-pressure streams in a pressure exchanger, cutting energy use, bulk, and machining waste.

Transverse sleeve ducts smooth the pump valve flow path, cutting pressure drops and turbulence during fluid dispensing.

An internal heat exchanger in a blind-bore plunger circulates cooling fluid to lower packing temperature, friction, and wear in high-pressure pumps.

Lubricant is routed into the pump drive housing to submerge the motor, reduce motor-housing wear, and maintain proper lubricant level with sensing.

A lubricant reservoir, conduit, and level sensor keep the motor submerged to prevent housing contact, reducing wear and improving pump drive efficiency.

A lockable driveline coupling lets a failed fracturing pump be disengaged from the motor, keeping other pumps running during service.

A diluted polarized lubricant forms a barrier film in artificial lift pumps, lowering rod drag, torque, wear, corrosion, and energy use.

A hinged handle and ramped slot let pumps mount and release quickly while keeping a stable connection on vertical or horizontal surfaces.

Modular fluid end sections linked by stay rods let operators replace worn areas only, cutting fracturing pump downtime and maintenance cost.

A magnetic conductive ring decouples radial core positioning from permanent magnet accuracy, improving magnetic bearing precision and reliability.

A segmented self-centering bolster assembly cuts baler maintenance, limits rubber contamination, and improves bale uniformity.

A valve-body leak channel enables very low diaphragm pump flow without unstable motor operation, while reducing wear and flushing foreign matter.

A three-wing valve stop with U-shaped channels spreads high-pressure loads at the retaining shoulder to prevent cracks and extend fluid end life.

A removable ceramic wear sleeve shields the piston rod from abrasive fluid and seal contact, cutting replacement cost and downtime.

A split bearing member with through and non-through shaft holes simplifies mold alignment and improves wear resistance with continuous lubrication.

Opposed magnets support and align a reciprocating compressor piston without rider-band contact, cutting friction, wear, and overheating.

A trapped air pocket in a compact condensate pump damper absorbs liquid pulsations to cut noise, wear, and added equipment.

A recess-and-switch locking handle keeps the air pump grip fixed during inflation, preventing pivoting that can pinch the user's hand.

Bolt-slot spacing and pilot projection sizing raise hydraulic motor torque above 500 N/m without increasing package size or cost.

External strain gauges on concrete pipeline sections of different wall thickness infer pressure and wear without exposed internal sensors.

An embossment over the press zone reduces thermal stress and housing distortion, helping high-pressure fuel pumps maintain clearances and reliability.

A multifunction flange joins the motor, pump, and control plate to cut rail vehicle hydraulic package space, weight, and part count.

Integrated directional valves and a flushing circuit simplify dual-cylinder hydraulic pump drives while improving operation and maintenance reliability.

A load-concentrating pump rod head and clamped drive link align forces on the centerline, cutting wear and speeding pump mounting.

Slotted motor adapters and locking jackscrew lugs let one pump base plate fit many motor and coupling setups while cutting part count and lead time.

Multi-piece fluid end sections isolate failures, while wear-resistant inserts and seals withstand pressure, vibration, and abrasive proppants.

Using two flapper portions that pivot in the same direction, this case reduces dithering under turbulent airflow and improves closure reliability.

Direct tank-mounted pump modules shorten hydraulic piping, cut energy loss, and simplify maintenance with detachable electric-drive units.

Austempered through-hardening gives hydraulic fracturing valve seats deeper wear resistance while avoiding brittle surface cracking and frequent replacement.

Placing the start valve downstream of the high-pressure pump prevents premature closure, avoiding engine overheating and startup stalling.

A spherical disc and toroidal seat create line contact that limits particle entrapment, improves sealing, and extends valve life in abrasive slurries.

Ball bearings and a camshaft-style drive replace needle roller wear points in miniature cleaner pumps, cutting maintenance and extending service life.

A recessed seal and guide-leg coupling enable single-force valve assembly while improving erosion resistance, sealing life, and maintenance cost.