Membrane Filters TRIZ Cases

Dissimilar polymer fibers generate durable electrostatic charge differences that maintain filtration efficiency after aging.

Keyed axial projections on the filter element mate with recesses in the base to prevent contamination during tool-less replacement.

A filter cartridge bypass valve uses an out-of-centre seat to enable independent replacement of the flow control component.

A replaceable filter insert features a captive seal that slides axially along the component to ensure secure mounting and prevent loss.

A porous metal filter uses a coating of bonded flake-shaped powders to create complex flow channels that improve filtration performance.

A filter element uses a central tube with an actuator to form a fluid-tight assembly.

Lateral engagement claws attach to concave portions on a belt-like frame, preserving the full effective area of the filter mesh for reliable fluid flow.

Magnetic attraction holds an indicator pin retracted by a filter plate, preventing engine malfunctions from unmounted filters.

Repositioning the plate removal device laterally outside the installation space prevents falling particles from contaminating the filtrate.

A filter device uses a cylindrical compensating body with internal air chambers to accommodate fluid volume changes.

Spring-biased shutoff valves automatically close when the filter bowl detaches, preventing fuel leakage and eliminating manual line disconnection.

An embedded water evacuation duct within the filter element enables efficient drainage while maintaining a compact annular structure.

Randomly deformed thread-like elements create non-linear pathways that enhance fluid interaction while the anodized layer retains antimicrobial agents.

A polymer melt filter scraper uses a curved edge with a radius under 90% of screen hole diameter to lift contaminants.

An auxiliary oil bypass with an automatic closure element prevents residual motor oil leakage when removing the replaceable filter cartridge.

Radial elastic stretching in the coupling system allows easy separation with minimal force, preventing damage during exchange without precise procedures.

Deformable retainer rings accommodate rotational position tolerance variations in filter head assemblies, ensuring accurate open and locked indicator alignment.

Segmenting backflush volume into stages reduces contaminated fluid waste and fuel consumption while maintaining system simplicity.

Segmented hexagonal apertures increase open area above 65 percent while rigid geometry resists operational pressure collapse.

A sanitary filter device uses a quick-release coupling to separate the permanent housing from the disposable filter unit for easy maintenance.

A filter element applies a nanofiber layer to a low porosity substrate side.

Bi-component absorbent membrane transitions to quasi-coalescent behavior at saturation, preventing rapid saturation and bypass valve reliance.

Filter bag replaces virgin plastics with up to 95% recycled textile waste, reducing material costs while maintaining filtration performance.

Offset threads in filter fabric create openings that prevent clogging while maintaining high flow rate.

A composite filter media bonds bicomponent fibers with polymeric nanofibers to create a multi-layer filtration structure.

A composite depth filter media uses polyacrylonitrile fibers and inorganic aids to bind soluble impurities.

Low friction surface layer prevents particle attachment and clogging, maintaining hydraulic conductivity and reducing maintenance frequency.

Electrostatic deposition creates patterned nanofibers on substrates, overcoming the trade-off between submicron fiber diameter and pressure drop resistance.

Concave sidewalls and interlocking members restrain dual filter cartridges from vibration and shock during shipment, preventing mechanical degradation.

A filter assembly uses a mounting arm to secure the filtering unit within an open top housing for fluid tightness.

Beveled surfaces and complementary geometries in the filter assembly maintain fluid-tightness at 1,300 bar while reducing leak rates.

Segmented air vents eliminate trapped gas back-pressure to maximize water storage capacity in the fuel-water separator.

An elastic filter material enables a load-bearing barrier to roll for transport and unroll for extended sediment filtration installation.

A filter element uses a second perforation pattern to create visible markings on the support structure while maintaining fluid passage.

A circumferential bayonet locking mechanism secures the oil filter element to the housing via rotational motion.

A spin-on filter assembly uses a flexible outer sealing ridge to engage mounting grooves in both suction and pressure configurations.

A joining device secures fluid power filter end sections using a recess and insertable fastening element for reliable clamping.

A removable filter cartridge captures particulate contaminants in a dedicated container, preventing housing residue from mixing with filtered fluid.

A liquid filter with a clean-side stop valve opens mechanically via the discharge socket during mounting.

External threads reduce material usage but block standard seaming, so the design uses an axial seam and groove seal to maintain structural integrity.

Dual collectors in a pre-filter skimmer capture large and fine particles, reducing pump strain and maintenance frequency.

Segmenting filtration into parallel paths resolves the trade-off between flow rate and moisture removal, preventing blockages in lubricant systems.

A filter medium with a fuzzy filament yarn welded between core and binder yarns to secure structural integrity.

A ceramic porous body binds aggregate alumina particles using a synthesized rare-earth silicate compound to achieve strong mechanical integrity.

Rotating brushes detach coarse particles while a bypass valve directs them to a single discharge line, eliminating the need for a separate prefilter unit.

Segmented caps allow independent sleeve removal, reducing lifting force required to dislodge stuck filters from perforated baskets.

A self-cleaning filter mechanism uses flow cross-section reducing plates to create a pressure drop for internal cleaning.

A top rib on the inner filter element guides insertion into the outer media.

A coalescing filter element uses an annular seal on a cylindrical collar to simplify cartridge assembly.