Sieving TRIZ Cases

Airflow separates particles onto segmented rollers, resolving surface porosity and edge brittleness in particle board production.

An elastic element springs against a moving filter surface to clear clogged openings, maintaining separation efficiency in compact offshore drilling equipment.

Pantographic level-compensating system adjusts wheel height to maintain chassis stability on sloped terrains.

A closeable container cap integrates a rotatable top and dispensing lip to enable controlled flow rates for bulk storage contents.

An electric motor rotates an offset weight on the driveshaft, generating centrifugal force that vibrates the screen to separate soil without manual effort.

A resilient polymer layer protects bridge elements while defining apertures, increasing throughput and reducing weight.

An ultrasonic separation plate prevents clogging and reduces device complexity by transmitting high-frequency vibrations through a mounting shaft.

Injection molded thermoplastic screen elements join subgrids to resolve fabrication complexity and structural stability issues in vibratory screening.

A mineral material processing plant control system automatically transitions from stand-by to process mode using sensor detection.

An articulated scoop employs a reciprocating bar to move a sift plate, resolving spillage issues during waste removal.

Pneumatic separation extracts valuable corncobs while returning light stover to the field, reducing contamination and clogging.

Hooded shale shaker removes hazardous fumes using negative pressure ventilation, reducing clogging and maintenance downtime.

An air separator moves light recyclable materials upward while heavy waste drops down a chute onto separate conveyers.

Thermochemical surface hardening increases metallic screen fabric wear resistance without compromising core toughness or requiring specialized materials.

Grooves interconnect pocket openings on a sorting drum, allowing cleaning tools to remove stuck objects and maintain throughput.

Synchronized sensor units capture simultaneous vibration measurements across multiple locations on vibrating apparatuses.

A cyclonic separator stabilizes pneumatic conveying mass flow to prevent screen clogging in centrifugal sifters.

Electroplated metal fills undercuts at crossing points, eliminating sharp edges that cause ink drying and turbulence in rotary screen printing.

A screen plate with alternating circle arcs and broadened openings prevents clogging in bulk material classification.

Non-regular polygon openings prevent material blinding in vibratory separators by altering particle paths for higher efficiency.

A reconfigurable grizzly bar classifier uses a spring assembly to orient bars at multiple angles for precise aggregate sorting.

A classifying device attached to the suction opening of an impact reactor separates pulverulent dust from comminuted composite materials.

Segmented screen supports enable partial replacement and dynamic clearance tuning, reducing maintenance downtime.

A screen panel uses a polymer layer with a reinforcing structure positioned under only part of the aperture perimeter to enhance stiffness.

A screen exchange device uses multiple screens with varying through-hole characteristics to reduce biological tissue size.

Segmented blade pieces with form-fitting locks replace worn components without discarding the drum shaft.

Segmented sieve walls extract stones and dirt from crop material, preventing internal damage and contamination during agricultural baling operations.

Concave screen shape prevents material buildup at edges, reducing maintenance needs and contamination while simplifying installation.

Integrating a jaw crusher, screen, and magnet eliminates transporting rubble to fixed facilities.

Tapered side rails engage wedge guides to secure the screen, eliminating bolts and reducing installation downtime.