Positive Displacement Pump Components TRIZ Cases

Segmented exit holes reduce back pressure resistance on the piston, enabling smoother reciprocating motion and faster inflation speeds.

Direct linear actuation replaces rotary shafts to eliminate high static friction and internal leakage in volumetric pumps.

A flexible fluid liner dynamically responds to pressure fluctuations within a pump manifold, reducing component wear and preventing particulate accumulation.

A twistlock mechanism secures a transmission filter to a pump housing via a ninety-degree rotation.

A ported bushing injects annulus liquid into the pump barrel to break gas lock, ensuring continuous operation in high-gas wells.

Counteracting force on the regulating piston enables variable delivery volume, reducing energy consumption at high motor speeds.

Convex support elements increase membrane contact area during pressure strokes, enabling longer stroke lengths without premature failure.

A one-way valve in the air vent path prevents reverse air suction into the main pump when the auxiliary pump operates.

A grooveless fluid end uses a keeper to secure the spring retainer without bore grooves.

Dynamic motor speed control manages heat generation in sealed vehicle air compressors, enabling continuous 100% duty cycle operation without thermal cut-outs.

Coaxial springless check valves within the piston prevent catalyst adhesion and maintain precise material ratios.

Silver palladium alloy electrodes doped with graphene enhance electron mobility and thermal conductivity in piezoelectric actuators.

Support members restrict suction cup collapse, preventing gas flow obstruction and ensuring efficient evacuation from containers.

Standardized interfaces on modular pump skids eliminate non-uniform field connections, reducing installation time and safety hazards.

A rotary spin pump uses counter-rotating vectors to achieve straight-line reciprocation while minimizing side loads on pistons.

A hydraulic power unit integrates a submerged motor and pump within the fluid tank to reduce acoustic emissions.

Spray jets target the axial rim of roller bearings to cool and lubricate high-load areas, reducing churning losses from emptying the housing.

An elastomeric intake valve oscillates within a piston rod mechanism, absorbing impact forces to reduce operational noise while maintaining sealing strength.

An electric oil pump uses a one-way valve to balance internal pressure by admitting outside air, preventing oil drum deformation and gasoline ejection hazards.

A removable shim clip adjusts piston pump displacement by altering the inlet port position relative to the cam axis.

A mini pump integrates a releasably coupled valve core tool with a central cavity to securely hold the core against rotation.

A dual check valve uses a movable member to control fluid flow between three ports.

A linear compressor uses a gas bearing system to minimize friction between moving parts without oil lubrication.

A diaphragm booster pump transmission assembly uses balance wheels to counteract radial eccentric forces.

Segmented mufflers with varying cross-sections reduce inlet pressure to boost compression efficiency.

A pneumatically controlled shut-off valve restricts the first compression stage, reducing energy consumption while maintaining high volume flow.

Segmented pump housing eliminates hazardous chemical exposure during maintenance by enabling safe, tool-free motor detachment.

A flexible pumping part deforms under magnetic drive to move fluid without mechanical contact.

Segmented inflator box channels cooling fan air through motor housing openings to dissipate rotor heat.

Segmented suspension structures using elastomeric alloys absorb involuntary movement impacts and isolate environmental vibrations to protect end stops.

A treatment solution supply apparatus maintains hydraulic pressure via a pressure-feeding function to ensure consistent particle removal through filtration.

Direct surface welding of the motor cover to the rear cover eliminates spacer assembly, reducing production costs and improving alignment stability.

Annular groove-shaped air supply chambers integrated into the valve body eliminate separate piping blocks, reducing assembly complexity and component count.

Enlarged outlet compartment inner diameter allows pressurized air to flow easily into the receptacle, enabling piston movement at greater speed.

Outlet collector filter absorbs oil and returns it via valve, preventing downstream contamination.

A reciprocating pump valve device throttles liquid inflow to match piston displacement volume.

A hermetic compressor uses a screw-shaped oil groove on the crank shaft to pump lubricant via centrifugal force.

A nested filter cover assembly directs outside air through a radial labyrinth path to protect the crankcase inlet.

Replacing diesel engines and hydraulic systems with electric motors reduces complexity, pollution, and space occupation.

Segmented piston rod assembly with a rotating sleeve enables tool-less maintenance of hydraulic fluid pumps.

Segmented housings with matching asymmetric interfaces enable dynamic pump reconfiguration, resolving fixed flow rate limitations in fluid control systems.

A vacuum neck brace integrates a hand pump to create a rigid mold around the patient's neck.

A labyrinth-forming member extends the pump upstream end to create a twisting fluid path that blocks air passage into the vessel.