Threshers TRIZ Cases

A corrugated blade and matching guide make it easier to cut food into uniform lengths, thicknesses, and shaped cross sections.

Pressing and rotating toothed rings removes breading quickly, forming a topping moat that helps bagels and rolls hold fillings in place.

A rotating cylindrical blade cuts and scrapes corn while a compression ring extracts juice and a shield improves operator safety.

Adjustable radial and rotational blade positioning improves corn kernel removal and lets users tune output from coarse to creamier.

Adjustable deflectors reshape combine cleaning fan airflow across the outlet width to prevent center blowout and improve separation.

Strategically placed holes in concave cover plates centralize grain discharge, balancing sieve loading and improving combine cleaning efficiency.

Dual blower outlets and integrated upper-lower sieve layout improve crop flow, cleaning throughput, and space use in a combine harvester.

Angled air curtains and auger vacuum suction remove bees' wings and other chaff during grain cart loading, reducing clogging and vomitoxin risk.

Angled concave bars and staged separation grates increase threshing area and grain separation while reducing crop waste in combine harvesters.

A grain chute guides grain from return pan openings onto the chaffer while bypassing MOG, reducing entanglement and extra separation steps.

A movable fourth drum creates clearance for grate rotation, enabling a compact four-drum combine threshing layout with better grain separation.

A conical self-centering plunger and annular knife cut corn kernels uniformly while enclosing the blade and ejecting the cob safely.

A spiral blower housing and upper chamfer cut flow resistance, prevent crop buildup, and improve chaff discharge in combine cleaning.

V-shaped, lateral, and longitudinal guide elements split crop flow evenly to two axial rotors while reducing feed drum blockage at high throughput.

Quick-attach cover plates with latches let one concave grate setup adapt to different crops while improving threshing and grain capture.

A rotatable concave support frame lets combine operators switch concave sets in the field, cutting manual handling, storage burden, and downtime.

An aligned rotor-auger-chopper layout lets operators vary residue cut length and chop quality for different crops and management needs.

An extended rotor inlet wing reaches the threshing drum circle to keep crop flow continuous and reduce blockage between threshing and separation.

Aligned auger and chopper axes let a combine vary residue cut length and chop quality without a separate residue handling system.

Vacuum cyclone separation and staged chaff cutting remove light shells before grinding, improving coffee purity, aroma, and cleaning ease.

Adjustable deflectors at combine fan outlets redistribute airflow across sieve width, reducing center blowout and improving cleaning efficiency.

A motor-driven sweeping assembly collects hay droppings beneath presses, reducing manual entry hazards and production disruption.

Phase-controlled reciprocation synchronizes the chaffer and sieve to reduce peak forces, vibration, and power demand in combine harvester cleaning.

Convertible agitator assemblies adapt an agricultural harvester’s feed accelerator to crop conditions, reducing back feeding and interference.

Angled, notched bars and variable spacing help a combine concave release grain while reducing corn-shuck clogging and grain damage.

A tapered gap lets small grains pass while directing larger MOG rearward, improving separation and reducing grain loss.

Roller-supported concave sections slide along an arcuate path, easing crop-type changes and localized combine harvester maintenance.

Segmented cover plates guide crop material through egress gaps, helping maintain drum balance and reduce spoilage during harvesting.

A segmented concave frame stays mounted while individual inserts are detached for crop changes or wear.

This case shows how linked chaffer and sieve timing counterbalances forces on a combine harvester's cleaning drive and bearings.

A changing vane cross-section guides crop into the rotor cage, reducing recirculation, power demand, and cone-surface wear.

A pivotable knife adjusts its distance from the feed drum under load, improving crop division while limiting wear and power use.

Reduced upper auger pitch lowers grain ejection angle, preventing loss during combine harvester filling.

Removable cover plates adjust concave grate airflow to improve threshing efficiency and versatility across diverse crop types.

Segmented concave bars detach from the base frame via separable engagement assemblies, eliminating full unit replacement and reducing harvest downtime.

External sliding access via parallel support members simplifies installation of heavy separator grates, preventing deformation from difficult interior handling.

Concave threshing unit with varying drum diameters maintains uniform crop flow, reducing grain fracture while minimizing drive power requirements.

Segmented drum zones with variable bar configurations resolve maintenance complexity while maintaining crop-specific threshing performance.

A threshing concave uses a rotatable holding element to secure detachable inserts for quick exchange.

A hydraulic concave suspension system adjusts rotor clearance dynamically, reducing grain loss and mechanical stress during variable crop feed rates.

A cage mill fragments crop residue using counter-rotating rotors and airflow to destroy embedded seeds during harvesting.

Staggered helical slats maintain continuous crop contact, eliminating peak loads and vibration from discontinuous engagement.

A threshing system material flow adjustor moves a conveying edge radially to control crop movement through the cage.

A longitudinal axial flow drum structure uses a crank linkage and regulating steel wire to adjust the threshing diameter in real time.

Flame ablation removes seed awns and hairs, resolving coating adhesion issues caused by flexible protrusions.

An asymmetric vane arrangement expands crop flow from inlet to outlet, reducing compression and improving energy efficiency in combine harvesters.

A combine harvester separating device uses a crop flow divider to distribute material evenly across multiple rotors.

A convexly curved air duct inner surface directs airflow tangentially along the contour to maintain consistent flow under the sieve.

Recesses in the rotor body hold welded retaining elements that shield fastening screws from crop flow wear while enabling easy driver replacement.

Slots and vanes in the concave ramp redirect crop flow laterally to reduce horsepower requirements and component wear.

Segmenting the straw walker with a rotating drum separates grain from non-grain material, reducing loss and increasing harvesting capacity.

Segmented steps on the separator lid create repeated impactions that enhance grain separation efficiency without increasing rotor speed or power consumption.

Flexible brush fingers on the rotor separate crop material gently, preserving straw length while maintaining high threshing efficiency.