Pump Components TRIZ Cases

A stator segment uses a faired transition between blade sections to reduce friction and heat generation while maintaining seal integrity.

Integrates impeller with hollow shaft to prevent loosening, reducing operational noise and extending service life.

A vacuum pump uses a detection circuit to monitor assembly status and control rotor drive authorization.

A segmented flow outlet with a pocket and throat section manages fluid dynamics in centrifugal pumps.

Asymmetric rotor blade heights redirect exhaust particles while imbalance correction mechanisms maintain rotational symmetry.

Compressing the stator lining via a nested mobile support tube constricts the screw flight, compensating for wear without increasing device complexity.

A fan blade retention system uses a two-part hub to capture blades securely without visible fasteners.

A pump mechanism driven by wellbore pressure variations delivers treatment chemicals without external power sources.

Angled fins and a shortened base create a curved fastening face that conforms to rotor blade geometry.

A turbomachine casing assembly uses a set back infill member to create a structural void between casing elements.

Elastic bodies absorb thermal elongation differences between the casing and rotating ring, suppressing misalignment without increasing structure complexity.

Annular seal on the second guide area prevents tilting during installation, protecting the impeller from mechanical stress.

Segmenting the housing into reusable components eliminates remolding costs while adapting to various device structures.

A single-piece acoustic shroud uses alternating radial thicknesses to convert passing azimuth vibration modes into non-passing modes.

Magnetically conductive casings in a heat dissipating fan guide airflow while preventing flux leakage and electromagnetic interference.

Rib support structure distributes axial loads to prevent gasket wear and fluid infiltration in multistage pumps.

A micro hydraulic suspension pump uses a liquid film to suspend the rotor without mechanical contact.

Segmented nozzle assembly uses radial interlocks and mechanical locks to prevent steam path distortion from high heat input welding.

An inner peripheral blade with a flow opening increases wind speed at the hub, resolving interference between inner and outer airflow regions.

A freely rotatable cover shields ventilation openings on a wind turbine rotor hub, enabling high-volume air exchange while blocking water ingress.

Segmented control systems mediate fluid flow to manage torque, reducing torsional disturbances in drilling operations.

A liquid blade seals and drives gas between rotating elements, eliminating mechanical wear.

An adjustable lipskin spans nacelle joints to maintain laminar flow and reduce skin friction drag.

A control module adjusts variable area fan nozzle petals using primary and secondary engine data streams.

Asymmetrical backsheet segments and a removable containment cartridge retain blade fragments while preventing rapid crack growth.

Axially extending platform attachment features engage dovetail blade roots to block radial movement in rotating gas turbine assemblies.

A resilient non-metallic annular seal integrates with an interturbine duct to enhance sealing engagement between the duct and turbine casing.

Rotating inlet and plenum chambers discharge fluid via a radial aperture, enabling modular attachments without increasing pump volume.

Segmenting the inlet structure with an intermediary bell and flow grid minimizes turbulence that generates audible tones in centrifugal fans.

Ductwork fins divide the air discharge region into multiple inlet and outlet regions to distribute airflow evenly across the radiator heat transfer surface.

Annular recess in compressor housing increases diffuser flow area to reduce uncontrolled air losses between impeller blades and stationary walls.

Nested squeeze film dampers dissipate vibrational energy through viscous fluid pressure, addressing insufficient damping in high power turbine engines.

Wireless communication replaces physical wires in the rotating handle, preventing wire entanglement and wear during multiple folding rotations.

Continuous annular nut surfaces reduce windage loss in gas turbines by preventing working fluid ingress and swirl.

Integrally formed turbine engine support arms eliminate assembly defects by merging multiple parts into a single composite structure.

Segmenting the housing isolates the movable vane and driving mechanism, resolving the trade-off between adaptability and compact size.

Segmented housing separates the motor from the air path while a dedicated cooling fan removes heat to prevent overheating.

Segmenting stages with front open and rear closed impellers increases allowable rotational speed to reduce compressor size and cost.

Varying the central section thickness gradient reduces shield weight and inertia while maintaining blade tip impact resistance.

Intermediary deflectors intercept flow separation near struts, reducing pressure variation and allowing compact engine spacing.

Alternating thickness ribs and auxiliary projections connect fan housing segments, preventing screw interference while maintaining compact size.

A triple screw pump assembly modifies lateral screw diameters to increase fluid trapping area and boost flow rate.

Segmented centrifugal fan case design controls flowing channel width to reduce air leakage and noise.

Rib structures on variable geometry turbine vanes direct leakage flow radially, reducing efficiency losses at minimum inlet widths.

Alternating red, white, and blue bands with luminescent threads create a chopping effect on wind turbine blades to resolve visibility issues during rotation.

Ring-type electric machine drives the low-pressure shaft directly within a turbofan engine to increase power density.

Segmenting the air cycle machine into two turbines recovers cabin discharge energy, reducing bleed air usage by 40% to 75%.

Concentric ring diffuser redirects downward fan airflow to create a uniform velocity distribution across the occupied zone.