Positive Displacement Pump Components TRIZ Cases

Helmholtz resonance in a piezoelectric gas transport device overcomes miniaturization limits on flow stability and collection.

A pump plunger with a non-linear geometric profile reduces radial expansion mismatch during pressurization.

A hermetic compressor integrates the discharge muffler cover with the main frame mounting leg to reduce component count and maximize internal volume.

Co-linear bore design eliminates sharp turns and stress concentrations at intersections, extending fluid end housing reliability.

A piston rod cavity filled with a solid material having higher thermal conductivity than the base body.

Spring-loaded air stop sheet prevents back-pressure resistance during restart, extending compressor service life.

An inclined valve retainer surface ensures proper contact with the seat plate, resolving vibration and closing delay issues in fluid machines.

Segmenting the piston and using an adjustable plunger pump resolves sealing difficulties at pressures above 200 MPa while preventing air contamination.

Axial piston pumps replace standard extruders to precisely position rubber mixtures, reducing scrap rates during tire profile production.

Relocating the second seal to the lower end reduces leakage losses and manufacturing complexity in vertical cryogenic piston pumps.

Rolling contact between an eccentric bearing and plunger reduces mechanical wear and oil temperature, preventing emulsification.

Nitrogen counterbalancing cylinders resolve high power demands by offsetting heavy sucker rod loads in deep well extraction operations.

A high-pressure pump valve piston incorporates a cavitation volume upstream of the sealing seat to redirect vapor formation away from critical surfaces.

Positioning a tubular storage tank outside the base plate shortens drain piping, reducing dynamic load and allowing a smaller base plate design.

Sensor-controlled plunger pumps maintain feedstock flow by adjusting pressure modes, preventing debris accumulation that jams traditional valves.

A generator housing uses porous panels to move cooling air through the enclosure while absorbing sound waves from the internal equipment.

A clamping element presses a valve plate against a piston bore wall to apply pre-tension, compensating for seal settling and ensuring uniform contact pressure.

Segmented vacuum pump and collapsible collection bags prevent pump contamination from wound exudate.

Segmented fluid end blocks allow targeted replacement of eroded sections, reducing maintenance costs while maintaining operational integrity.

Tapered cylindrical oil separator reduces pulsation and pressure loss by swirling refrigerant gas through small-diameter holes for efficient oil separation.

Circumferential grooves promote hydrostatic balancing of pressure within piston-cylinder lubrication interfaces.

Integrating eight gas ducts inside the four-cylinder arrangement reduces pump volume while maintaining balanced load distribution.

Multi-angle electrical box fixing resolves vehicle installation constraints while maintaining structural integrity.

Wave-shaped cams and dual pistons balance axial forces, cutting vibration noise below 55 dBA while boosting inflation speed.

Segmented air passages utilize the venturi effect to improve debris clearance while preventing vacuum system contamination.

Sloped discharge holes accelerate gas flow to lower static pressure inside the poppet guide chamber, reducing closing force on the shutter for stable opening.

A rotary air pipe rotates its bottom portion inside a sleeve to match random tire nozzle angles, fixing connection inconvenience.

A cryopump regeneration method uses purge gas heating to raise stage temperatures during cooler operation.

A discharge muffler guides working fluid through a circumferential passage to elongate the flow path and reduce pulsation.

Frame compression displaces an elastic sealing part to close a fluid path, eliminating the need for high accuracy machining.

Pinion gears multiply operator force to secure liners, eliminating 4000 ft-lb manual hazards.

Helical grooves on the plunger cylinder retain fluid to prevent crystallization and leakage in liquid chromatography systems.

Axially symmetrical gas distribution housing encloses the cylinder jacket to prevent thermal distortion and one-sided piston wear.

Stationary cap member guides oil via spiral groove on rotating shaft, reducing vibration from conventional rotating guide designs.

Controllable holding system holds discharge valve open to generate pressure pulses, enabling rapid pump disablement during well servicing operations.

Torque ring relief ports vent oil when pressure overcomes spring bias, reducing leakage across compressor capacities.

Surface depressions and elevations on the piston rod flush out adhering paint to extend seal service life.

Segmented central bore design with parallel secondary blind holes reduces stress concentrations at acute channel intersections in high-pressure fuel pump housings.

An integrated motor housing with a collar portion reduces seal count and leak risk by merging casing components.

Calibrated plate balances hydraulic and elastic pressures to stabilize fuel pressure across engine speeds, eliminating oversized components.

A spray pump elastic member replaces metallic springs with plastic resin or silicone to enable homogeneous recycling.

Acoustic insulation absorbs sound waves to reduce wildlife impact from deep-sea production trees.

A monolithic sheet metal guide member directs lubricant flow in compressor splash systems.

Adjustable bushing modifies piston stroke length in an injection pump roller bearing drive to control additive flow without interrupting power supply.

Segmented sealing elements allow radial piston motion, resolving complexity trade-offs while maintaining tight seals.

Merging pumps, motors, and transformers into one unit reduces setup time and operational complexity.

Segmented channels eliminate suction reed valves, reducing resistance losses while ensuring uniform refrigerant distribution across the swash plate.

One-way piston valves and crankcase check valves reduce frictional heat and parasitic power load by eliminating fluid oscillation in the vent line.