Single Grain Seeders TRIZ Cases

Sealed radial projections in seeder disc perforations cut off pressure differences cleanly, preventing retained seeds and improving single-seed delivery.

Radial projections seal perforation channels to maintain pressure difference longer, improving seed ejection across seed types.

Independently adjustable singulators reshape the seed selection path to remove doubles across seed types without replacement downtime.

Vision sensors and machine vision inside an enclosed seed meter detect doubles, skips, and spacing errors for real-time correction.

Dust and seed fragments can jam exposed gears; an isolated transmission enclosure keeps metering reliable during seed delivery.

Adjustable drive recesses let one agricultural singulator vary grain spacing and drive ejection elements to clear clogged pockets.

Segmented control interfaces eliminate cab access requirements, reducing maintenance time during field inspections.

Offset flange gasket prevents disc friction and metal contact via intermediary cushioning, enabling timely replacement through visible wear markers.

Merging separate adjusters into one rod resolves the contradiction between high alignment precision and low device complexity.

Thrust bearing on movable housing reduces seal wear and simplifies disc replacement.

An adjustable emptying chute on a single seed sowing unit moves to the accessible side, resolving cramped spacing between adjacent units.

Seed container structure prevents premature ejection at high rotational speeds, ensuring reliable seed singularization and uniform distribution.

A drive hub uses a conical element inter-fitting with a cylindrical edge to transmit torque and position the seed disk concentrically.

Mechanical projections on a rotating wheel scrape seed residues from seed holes, replacing pneumatic nozzles to prevent clogging and nozzle wear.

Radial drive arrangement reduces axial length of singulating device, enabling precise seed placement in narrow row spacings.

Internal deflectors guide seeds against a flexible rotating disc, correcting lateral shifts caused by side hill operations to ensure consistent spacing.

Elastic seal maintains friction insert against distributor disc to resolve sealing efficiency versus energy consumption trade-off.

Cover means seal seed element holes during rotation, reducing power loss from air leakage while maintaining seed distribution precision.

Singling disc with recesses separates granular material through controlled pressure differences, resolving accuracy issues in seed distribution.

Two deflectors eliminate doubles and skips while reducing vacuum pressure requirements.

Air flow generated by positive pressure transports seeds through a metering line, resolving non-uniform distribution at high sowing speeds.

A seed singulator with biasing members and lobes that float with the vacuum disk to maintain precise aperture positioning.

Axially adjustable sowing disc eliminates manual grinding to ensure interchangeability and minimize seed loss.

A singulating device uses a pressurization system to hold granules at metering member holes for precise seed delivery.

A pneumatic seeder drum uses a barrier wall to create an air passage for pressure equalization, preventing seed accumulation near the housing wall.

A perforated pneumatic drum separates seeds using air pressure gradients for continuous sowing operations.

A pneumatic seeder drum integrates discharge openings and cover devices to detach seeds directly from the rotating surface.

Radial grooves with varying widths select individual seeds via suction, reducing gaps and doubles during sowing.

A pneumatic seed drill uses a shut-off device to seal the gap between storage and singulation during transport.

Elastic bottom wall absorbs seed impact energy within rotor cells to prevent mechanical damage during distribution.

Metering member aperture and projection mechanism eliminates seed doubles to maintain spacing accuracy at increased planting speeds.

Flexible brush seals rest on a rotating drum surface to prevent small seeds from penetrating gap spaces and compromising pressure differentials.

A rotating centering slide guides granular material along a guide element to separate and dispense individual grains with precision.

A direct drive seed metering device uses a toroidal motor to couple directly with the metering disc, eliminating intermediate transmission elements.

A compression spring presses a rotatable body against a lateral surface, eliminating manual adjustment and improving sealing reliability.

An idly supported pneumatic bell allows independent selection disc replacement without disrupting rotational precision or air flow management.

Segmented rollers with flexible outer areas adapt to drum surfaces, preventing seed accumulation on perforations and reducing torque requirements.

Replacing belts with direct gear engagement eliminates dust contamination and non-uniform rotation, maintaining sowing precision without frequent maintenance.

A pneumatic single grain sowing machine uses a rotatable hollow drum singulation device to convey seeds via air flow or gravity.

Replacing hydraulic circuits with mechanical chain drives and magnetic motors eliminates overheating while enabling on-the-go metering rate adjustment.

A pneumatic seeder perforation maintains a constant cross-section to ensure uniform seed detachment.

Segmented disc parts move via a shared drive to adjust grain receiving recesses, eliminating manual changes and reducing labor.