Positive Displacement Pump Components TRIZ Cases

An integrated air supply unit combines compressor, desiccant, and control valves into a single compact housing.

A rotating plate scatters leaked lubricant toward an oil adsorbent, preventing external contamination from seal failures.

A substrate-integrated pump circulates dielectric coolant to transfer heat from electronic components.

A semipermeable membrane separating element prevents viscous media from clogging vents, ensuring reliable gas extraction without contamination.

Segmented oil supply paths balance pressure on high and low pressure sides, preventing swash plate misalignment caused by uneven lubrication forces.

A reciprocating compressor uses gas bearings and coil springs to induce piston resonance.

Internal fluid connections in the modular drive eliminate exposed lines, reducing maintenance while preserving high power density.

Movable interlocking members in a gas distribution system dynamically alter flow conductance, enabling rapid purging and improved substrate throughput.

An internal fluid trap in a check valve prevents hot gas backflow, eliminating external protector complexity and reducing installation stress on threads.

A pressure relief valve spring chamber isolates from the pumping circuit via a piston to reduce dead volume in single plunger fuel pumps.

Domed porous aluminum filters distribute gas uniformly while preventing clogging during mechanical processing of required geometrical shapes.

A reciprocating compressor bearing features recessed portions that increase local clearance to reduce sliding friction between the shaft and journal.

Turbulent hot loop flow sweeps debris from the integral filter, reducing maintenance downtime and costs.

A concave pump with a movable wall and vibration actuator enables fluid discharge.

Placing the choke tube outside the vessel prevents internal damage and enables easy replacement without plant shutdowns.

Integrated seals on rigid conductor elements eliminate complex cable sealing procedures, reducing installation costs and improving reliability.

A lamellar discharge valve incorporates a bridge with a support surface to limit lamella deformation in an open state.

Elastic damper members interposed between the pumping unit and bearing structure absorb mechanical energy from oscillating components.

A mechanically adjustable air pressure regulator uses a cam arrangement to manipulate bias forces based on diaphragm position.

UV-cured elastomer coatings on check valves prevent transport leakage by increasing differential pressure resistance without adding mechanical complexity.

A bending discharge guide pipe routes refrigerant through a muffler to reduce pressure pulsation and noise in reciprocating compressors.

A control device balances spring force against hydraulic pressure in a servo piston to regulate pump displacement, eliminating external relief valves.

Varying pairing clearances between the pump cylinder and piston accommodate differential heat expansion, preventing seizure while maintaining low fuel leakage.

Annular valves spaced from apertures prevent collision damage and extend durability in piezoelectric pumps.

An integrated air release valve head in a diaphragm pump eliminates separate components by using leak-proof passage pressure to close the port during operation.

Helical scroll rotors separate fluid into multiple compressible channels to reduce turbulence and pulsations during intraocular pressure maintenance.

A rotating eccentric cam piston drives integrated valves to meter medication from a flexible reservoir, eliminating complex linear actuators.

A circulation pump mounted to the drive shaft rotates with the assembly to move well fluid through the seal section.

A compressor piston uses check valves to bias movement and reduce motor torque load during air spring inflation.

Single-step machining of press fits and bores lowers manufacturing costs while reducing flow resistance in high-pressure piston pumps.

Closing the low-pressure valve eliminates breathing loss and noise by releasing dissolved gas during expansion.

Matching O-ring and tube groups by volume and compressibility achieves precise metering accuracy without increasing assembly complexity.

An inverted crank mechanism with a sintered planet reduces piston rod length and friction, resolving seizure risks in positive-displacement compressors.

Segmenting the high-pressure pump housing into independent parts reduces weight while maintaining fuel discharge reliability.

Segmenting the valve into a removable subassembly reduces maintenance time and ergonomic strain by allowing partial disassembly without full dismantling.

Segmented valve seats use a force fit between inner and outer portions to direct water flow radially inward, preventing leakage at pressures up to 55,000 psi.

Segmented guide rings distribute radial forces across multiple contact points, reducing wear and improving tightness in reciprocating compressors.

Segmented orifices reduce pulse pressure at low flow while opening a second path to increase discharge performance when flow exceeds a threshold.

Segmenting the sealing chamber and adding a convex diaphragm portion boosts drainage pressure by 40% while stabilizing flow rates.

Segmented outlet pipes with isolated tubular extensions ensure homogeneous fluid distribution, reducing noise pulsation and improving valve synchronization.

Axial fan placement between the motor case and intercooler improves stator coil heat dissipation by directing airflow through the heat exchanger.

Receptacles raise local lubricant levels around springs to absorb vibration, resolving the trade-off between damping performance and rotor immersion.

A pre-tensioned plug applies compressive preload to counteract tensile stresses in deep pump bores, enhancing structural integrity.

Piezoelectric actuation replaces bulky motors in this compact gas control device, eliminating noise and preventing moisture damage via protective films.

Segmenting pumps into identical modular units reduces manufacturing costs by eliminating specialized integration tooling while maintaining system reliability.

Resilient bellows and side bands interpose between the compressor and housing to dampen multi-axis vibrations, reducing noise while maintaining portability.

A segmented adapter plate isolates the turbo pump from the process module, preventing bolt damage during servicing and maintaining vacuum integrity.

Longitudinal roller slots enable safe tubing loading without finger pinching while maintaining consistent compression.

Segmented distributor ports and self-service lubrication reduce head losses and vibration, enabling operation beyond 600 rpm.