Sieving TRIZ Cases

Segmented tubular cross-members reduce stress concentrations and fatigue while enabling compact deck designs for easier highway transportation.

A blower generates an air curtain to separate mixed waste into heavy, lightweight, and super lightweight fractions using a rotatable permeable member.

A 3D printed circular ore separation wheel features micro grooves on radiating teeth to separate high-density materials.

Parallel scalping shafts in a mechanical bucket separate material sizes, eliminating debris accumulation that hinders conventional separation devices.

A separating link uses a movable wall to enlarge its clear opening, allowing jammed parts to fall back into the drum and preventing permanent clogging.

A mineral processing plant uses separate conveyors to feed a crusher and screen.

Vertical screen segmentation prevents lost circulation material coating, achieving 95% recovery while maintaining separation precision.

Radial opening gradients in a wavy sheet metal cylinder screen reduce clogging and enable easy flushing.

A dry selector machine separates wood material from inert pollutants using a roller assembly and controlled air flows.

A pivotable hopper assembly directs excavated material onto a vibrating screen for efficient liquid and solid separation.

Segmenting titanium smelting waste by size reduces facility scale while recovering scarce metals like scandium and cerium.

A self-locking charging hopper uses a deflection member to convert actuator motion into rotational and translational wall movement.

Thinner dividing strips and thicker reinforced support members create a bi-directional grid that increases open screening area from 40% to 46%.

Oblique linear servomotors replace mechanical linkages to eliminate wear and enable programmable vibrational profiles for diverse material handling.

Pivotable exit conveyors fold into compact transport configurations to fit ISO containers while maintaining full operational width.

A control system adjusts side-to-side shaking motion on grain cleaning sieves based on detected field conditions.

A pre-screening assembly with a concave surface and dedicated motor separates oversized materials before they reach the primary screening area.

Pivotable chute selectors direct small objects into bins, resolving bin switching complexity.

Rotating cantilever grate bars direct mineral aggregate into separate bins using high-pressure airflow.

Disposable polypropylene scoops use localized rib reinforcement to maintain strength while resolving hygiene and cost contradictions.

Replacing centrifugal pumps with hydraulic jet pumps eliminates abrasive wear on mechanical components while maintaining reliable material transfer.

A helical screw separator uses shaft-mounted entraining elements to capture moist clay adhesions from feed material.

Universal center retainer system maximizes open screen area by eliminating complex modifications while maintaining reliable panel retention.

Counter-rotating cranks separate paper fibers from plastic coatings via thermal turbulence, reducing water consumption and waste generation.

Angled sorting gaps in a vibrating finger screen tilt coins downward to prevent horizontal carry-away and reduce loss below 5%.

Tapered cone shafts sort potatoes by length and diameter, preventing jamming and equipment damage.

A vibrating machine integrates micro-electromechanical inertial sensors to detect vibration behavior deviations.

Segmented screening elements with hard chrome plating increase open area and wear resistance, reducing recoverable solid losses in abrasive slurry.

Magnetic sensor detects tumbler screening machine movement patterns for automated parameter determination.

Cyclonic gas flow removes debris from pharmaceutical capsules, maintaining structural integrity during cleaning.

Transverse vibration prevents mesh clogging during sorting, maintaining separation precision and purification quality.

Segmented rotor openings distribute pulp flow to reduce pressure drops in large screening systems.

Variable circumferential velocity creates impulses that dislodge stuck particles, maintaining screening efficiency without manual cleaning.

A selection ring with a circumferential cusp and base surfaces creates serrated discharge gaps for precise wood chip sorting.

A sieving system detects filter clogging by monitoring the electrical load on the blade driver motor.

A separation device shreds disposable diapers and uses a rotating tubular beater to dissociate water-absorbent polymer from plastic.

Storing optical feature vectors during initial sorting passes reduces processing time and identification errors in mail delivery systems.

A portable hopper mixes gravel with pressurized water to create a transportable slurry for depositing in waterways.

Nested sieves resolve portability trade-offs by enabling wet sluicing drainage without adding structural complexity to the separation device.

A processing plant adds a vibration-driven sieve upstream of the main screening unit to expand total screen area and material dwell time.

Transverse attachment sites on spring end shanks enable perpendicular fastener loading, reducing bolt loosening and simplifying maintenance access.

An ultrasonic sieve apparatus transmits pressure waves through fluid to vibrate a screen element and separate drilling mud from solids.

A rotor element with a curved trailing surface guides pulp flow smoothly.

A movable discharge belt shifts laterally to clear the screen drum area during transport.

A vibration amplifier converts motor rotation into high-G forces on a screen assembly to boost separation efficiency.

Aerobic bio-oxidation converts gypsum in screened construction fines to sulfate, eliminating hydrogen sulfide gas production during landfill disposal.

Bent bar holders wedge profiled bars mechanically, eliminating welding failures and improving screening device durability.

A rotating rotor injects washing liquid through sieve holes using centrifugal force to dislodge thickened puree from the filter surface.

Vertical cabin adjustment resolves visibility and access contradictions in pipeline backfilling.