Positive Displacement Pump Components TRIZ Cases

Tapered valve stem openings and support grooves prevent seal shredding during variable gas pressure fluctuations in glycol dehydrating systems.

A pressure indicator uses a tapered bore and slider to measure compressed air levels accurately.

Solenoid displaces movable element to break paint adhesion, resolving stuck inlet check valve issues in paint pumps.

Stationary screen filters capture sand particles within the plunger barrel gap, preventing abrasive wear on hydrodynamic seals and maintaining pressure balance.

A linear compressor control method uses electrical dynamic models to estimate head clearance during operation.

A wedge adjuster moves a block transversely to expand or contract the sub rod length for rapid component separation.

Tapered displacement elements direct fluid flow to trap single cells in microfluidic trapping chambers.

A vacuum pump sound muffling device uses a nested expansion chamber to reduce exhaust noise while maintaining compact dimensions.

Porous foam acoustic cover traces compressor body to eliminate gaps, reducing weight while suppressing sound leakage.

Segmented elastic supports with differing spring constants suppress vibration displacement while maintaining fixed strength against vehicle travel.

Air holes in the yoke of an outer rotor motor enable forced convection cooling, reducing piston wear caused by excessive heat.

Plastic insulating plate with channel and protrusion reduces refrigerant leaks, increasing mass flow rate and coefficient of performance.

Segmenting power across two standard motors merges output to meet high-pressure inflation speed without oversized components.

Offset cooler arrangement with independent blower control resolves synchronized fan complexity while enabling efficient heat dissipation.

RGB optical measurement of lubricating oil enables condition-based maintenance, eliminating unnecessary downtime from fixed schedules.

Separating the nozzle from the pump body using a flexible hose prevents tire valve detachment while maintaining full inflating efficiency.

Segmented connection member with adjustable arms reduces operational noise by preventing mechanical resonance at low speeds.

A compressor discharge chamber divided by a vertical wall separates oil from refrigerant gas before the medium enters the separator.

Vent ports and plunger clearance release trapped gas to prevent lock conditions, maintaining liquid seals and extending pump reliability.

Linearly translating occluders in a crossover switching valve maintain continuous flow while reducing wear from coarse particles.

An asymmetric fuel chamber positions a pulsation damper radially outward, increasing damping volume without interfering with installation tool access.

A cylindrical pressure recovery insert with a narrowed throat and flared ends attenuates flow pulsations in reciprocating gas compressor nozzles.

Segmented low pressure passages with varying cross sections mitigate sharp pressure drops, preventing cavitation damage without accumulators.

A pivoting arm transmission converts shaft rotation into piston reciprocation within a modular pump assembly.

A lock ring press-fitted into a flange groove centers the cylinder, eliminating bolt alignment errors and preventing deformation.

A hydraulic distributor manages fluid communication between multiple pumping elements in a cryogenic pump system.

A high-pressure fuel pump discharge valve uses a ball valve and tapered facing member to regulate stroke direction.

Spacer members stabilize control boards against vibration while flat sections conduct IGBT heat to housings, resolving assembly complexity.

Segmented pump design with detachable handle assembly and braided hose resolves durability trade-offs by allowing individual component replacement.

A liquid pump integrates a pressure adjusting valve between suction and delivery valves to reduce overall dimensions.

Bending section opens during discharge to balance cylinder pressure with atmosphere, eliminating back-pressure resistance and extending service life.

Opposing offset bores minimize stress concentrations and simplify maintenance access in high-pressure plunger pumps.

Segmented shaft holes with radial oil storage maintain lubrication reliability without compromising circularity, preventing progressive wear.

Rotating guide surfaces form a circular segment channel to radially fix the hose segment, resolving flow fluctuations and manual insertion difficulties.

A pneumatic diaphragm pump transfers fluids from collection pans using compressed air, eliminating fire hazards and secondary containment requirements.

Segmented cooling liquid pathways with a control unit manage bypass operations to sustain compressor temperature and heat recovery during pump failures.

Coupling grooves on supporters align the spring axis, preventing stress concentration and simplifying assembly for higher resonance frequency.

Elastomer elements mount connecting rod bearings to absorb vibrational energy, reducing body-borne noise transmission in reciprocating piston compressors.

A redundant multi-valve control system switches to standby suction and discharge valves during pump operation.

A hand operated pump uses a selector valve to switch between negative and positive pressure modes, eliminating manual assistance for higher pressures.

A metering pump non-return valve uses flexible sealing elements to form a fluidic seal with the plunger.

A pump assembly mounting system uses a bracket with locking pins to secure the pump in multiple orientations.

Electrodeposited laminate coatings on lift plunger cores improve corrosion resistance while avoiding the high cost of solid titanium components.

A thermal energy body uses vibration actuation to drive periodic displacement in surrounding fluid.

Fe-Cr-Ni-Mo alloy composition resists corrosion and fatigue, reducing maintenance costs for well service pump fluid ends.

Electro-magnetic spring replaces mechanical springs to eliminate non-linear forces and friction losses, improving compressor performance.

A unitary casting valve plate assembly eliminates separate spacers to reduce mechanical complexity.

A lubrication conduit channels fluid to cool the low-pressure gasket, preventing overheating and cavitation erosion.