Positive Displacement Pump Components TRIZ Cases

Segmented fluid end housing modules align suction valves with the plunger to mitigate cyclic fatigue at bore intersections.

Limiting evacuation pressure to 6 PSIA prevents sidewall collapse and food dehydration in storage bags.

A linear motor compressor drives a reciprocating piston to reduce overall size and improve vehicle mountability.

Segmented muffler passages with varying cross-sections reduce reverse flow loss while a resonator structure lowers acoustic noise.

A sacrificial plunger sleeve protects the pump bore from wear.

An eccentric shaft drives angularly offset plungers in a segmented pump assembly, resolving low output and unreliable flow control in battery-powered units.

Optimized laser energy intensity forms deep vertical hollows that anchor a resin film, preventing peeling under harsh sliding loads.

Dual cam rollers on a single lobe reduce side loading and wear, improving fatigue capability and efficiency.

Integral diverging channels convey lubricant from the crankshaft tip to the bearing section, eliminating pickup tubes and reducing assembly costs.

Integral reinforcement part extends from compressor attachment to housing outer surface for enhanced structural rigidity.

High-flow permeate pulses create a water hammer effect that detaches clogging particles from the membrane without exceeding safe pressure limits.

Segmented actuator piston with varying diameters overcomes single-seal limitations to enhance response rate and efficiency.

Asymmetric cam pistons maintain high pressure over long circuit lengths, eliminating the need for multiple pumps.

A mechanical hydraulic pumping unit integrates a radiator into the chassis between dual oil tanks to manage fluid temperature and flow.

A micro water pump uses a photoelectric switch to detect motor revolutions for precise flow regulation.

Movable tongues engage retaining channels in the fluid end block, eliminating hazardous hammer wrenches during installation.

A piston assembly blocks intake and discharge ports within a compression cylinder to control fluid flow without mechanical valves.

An adjustable injection nozzle modifies the annular channel flow section to control vacuum generation in pump priming ejectors.

A pumping system uses multiple power supply systems to deliver electric power to a main motor and auxiliary devices.

A pulsation damping system uses a throttle valve and gas volume to reduce pressure oscillations in piston pumps.

Additively manufactured cooling module integrates heat exchange device within hydraulic machine housing section.

A piezoelectric pump uses segmented bottom grooves to guide liquid flow through a pressure chamber.

A double-circuit forced air cooling system uses internal and external air loops with dedicated fans to manage heat in sealed variable frequency drive cabinets.

A plastic air pump mechanism uses a metal large body insert at the outlet to simplify production and reduce vehicle weight.

A resilient member centers the oil sucking member on the crankshaft, preventing vibration-induced deformation and ensuring reliable lubrication at low speeds.

Oval-elliptical piston geometry compensates for crescent-shaped gaps caused by inclination, enhancing delivery volume by up to 20%.

Second fluid pressure urges a flexible seal against a rotor, eliminating external springs and reducing device complexity.

A mechanical pump system delivers precise insulin boluses using a direct drive piston and lost motion valve mechanism.

Rotating a throttle plate with shaped apertures creates variable orifices that eliminate dead time and reduce pump diameter.

Dynamic electronic valves optimize heat recovery efficiency to 100%, replacing fixed mechanisms that limit energy savings.

Stop elements limit assembly travel to prevent shell impacts and spring breakage during transport.

Segmented cooling ducts direct airflow around cylinders and crankcase to prevent rapid wear of piston rings and bearing grease.

Segmenting the pump top into a fixing region and a protruding isolation zone prevents vibration transmission to the mount, maintaining fluid flow stability.

A compressor intake muffler uses an inertia filter and sinusoidal air path to separate particles and dampen sound waves.

Diamond-like carbon coating on pump head sealing surfaces limits mechanical wear during pressure cycling in liquid chromatography systems.

Hydrodynamic bearings circulate pumped fluid for lubrication and cooling, eliminating metal-to-metal contact that reduces bearing life.

A dual inlet vane pump scavenges power from an electric motor to enhance hydraulic fluid flow for cooling.

A compressor surge chamber accumulates compressed air to stabilize pressure output.

A peristaltic pump head uses a movable occlusion bed to compress tubing and urge fluid flow through the pathway.

Radial connector arrangement enables side-mounted maintenance access for vacuum pump control apparatus units.

Pressure clamps an elastic element between substrates, eliminating adhesives to reduce manufacturing complexity while maintaining reliable sealing.

Chromium-based low-friction coatings on the liner and piston eliminate rings to reduce wear in high-pressure cryogenic applications.

A volumetric membrane pump uses a secondary flow passage to evacuate trapped air from the intermediate chamber during operation.

An integrally cast spacer frame eliminates welding defects that cause fatigue cracks, increasing support points to decrease bending deformation.

Perforated plates separate muffler chambers to attenuate compressor noise while minimizing pressure drop and maintaining system efficiency.

Electronic torque synchronization eliminates mechanical flywheels, reducing vibration excitation by up to 70% without adding weight.

A steel connection member secures the loop pipe to the discharge cover assembly, preventing refrigerant leakage caused by pressure-induced movement.

Curved side walls on a discharge silencer nestle around the piston-cylinder unit, reducing empty space within the hermetic compressor housing.

Segmenting the control chamber with a dual-zone piston eliminates injector flow losses and simplifies assembly.

An integrated piston design eliminates the electric motor and ball screw, reducing device complexity and cost while maintaining fluid discharge control.