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.