Reels TRIZ Cases

Positioning operating axes inside the cover footprint resolves the trade-off between improved operability and reduced reel volume.

Optimizing the ratio of spool stroke distance to winding pitch and gear module resolves dead point noise while reducing overall reel size.

A fishing reel line clip uses a resin buffer to elastically support the stem portion.

Protruding ribs mechanically retain the fishing line guide sleeve within the bore, preventing adhesive failure caused by water exposure.

A spinning reel handle brake applies friction to stop unwanted movement caused by rotor drag during line release.

An engaging portion on the rotor cover interacts with the bail support structure to prevent fishing line entanglement between moving parts.

Segmented click springs and plates nested in the drag knob resolve complexity issues while enabling precise rotating force adjustment.

An 8 mm or less rolling bearing uses a holding groove on the outer ring to secure an elastic element, absorbing vibration while maintaining load capacity.

A one-way clutch disconnects the brake during retrieval to eliminate tension variations while maintaining casting control.

A fishing reel line guide employs a movable pillar to center the line in the guide hole, preventing tangling and reducing resistance during winding.

Dynamic period adjustment in a dual-bearing reel spool controller mitigates resonance-induced braking force instability during casting operations.

A spool brake device predicts braking timing using rotational acceleration data to stabilize reel operation.

A rotating radiator in a spinning reel spool dissipates heat from the drag mechanism, regulating temperature rise to maintain performance.

A dual-bearing reel spool braking system uses rotational speed detection to adjust electrically controllable braking forces in real time.

Segmented projections in the line clip resolve adaptability versus reliability contradictions by stabilizing positioning for varying line diameters.

Segmented drag assembly design enables rapid field replacement of the sealed unit, eliminating downtime from complex traditional reel repairs.

Orthogonal fastener clamps shaft and fitting portions to eliminate wobble, preventing loosening during repeated rotation.

Non-rotatable tubular intermediary prevents wobbling between spinning reel handle arm and master gear shaft during folding.

Biased support shaft positions the operating element away from the reel center, reducing external size while maintaining multiple braking modes.

A dual-bearing reel drag mechanism relocates the sound generating ring to the pressing side of the drag member for improved acoustic output.

Repositioning the second gear member axis increases torque leverage, reducing force required for return operation.

A spinning reel positions a retaining bolt orthogonally to the slider axis to secure the traverse mechanism without extending the housing rear.

Curved rib ends create recesses enabling lathe processing of inner chamfered portions, reducing milling costs and improving machinability.

Adjustable cup members on a collapsible spooler resolve adaptability versus complexity trade-offs.

A clutch mechanism decouples spool shaft rotation from axial movement to adjust reel geometry.

Concave finger retainers on reel side plates improve grip retention by reducing finger strain during prolonged fishing operations.

A hybrid clutch system disperses pressure across ratchet components using synthetic resin and reinforcing members.

Asymmetric first wall on pinion gear reverses urging force direction, resolving the trade-off between helical tooth strength and quick clutch-off speed.

An inclined escape portion on the spool rear flange guides fishing line release to prevent skirt accumulation.

Pivoting the magnetic unit radially adjusts braking force without axial movement, reducing device weight and size.

Radial cam pivot eliminates sliding friction during line retrieval, enhancing cranking power.

Resin guide member prevents saltwater corrosion on clutch yoke support, maintaining smooth operation in marine environments.

Perpendicular flange projections block line entry between side plates, reducing crossover entanglement.

An automatic gear shifting mechanism uses a speed sensor to detect crankshaft rotation and engage drive gears, eliminating manual adjustment delays.

An annular portion faces the spool rear flange with an open axial gap, preventing line entanglement without adding radial protrusions.

A fishing reel shaft design incorporates a secondary member to position seals radially away from rolling elements.

A spinning reel spool uses a front flange under 60 mm with a stroke-to-pitch ratio above 20 to increase line capacity.

An intermediary rotation regulation part prevents relative rotation between the guide member and bushing, eliminating squeaking noise from dimensioning errors.

Centralized control detects fish hooking on one machine and winds up other machines, preventing line tangles and equipment damage.

Inclined surfaces redirect fishing lines to prevent entanglement, simplifying assembly and reducing rotor weight.

A fishing tool merges multiple controls into one button, reducing complexity and improving waterproofing.

Spherical shaft ends reduce contact area to minimize rotational torque, suppressing backlash while maintaining axial stability.

A dual-bearing reel spool braking device uses a rotating member with pivot and fixing portions to non-pivotally secure the brake shoe.

A drain hole in the line anti-drop portion discharges water from the rotor interior, preventing corrosion and component damage caused by moisture accumulation.

Segmenting the sealing function from structural support maintains resin shaft strength while allowing easy bearing replacement.

Asymmetric front cover design enables index finger hooking to counteract forward pulling forces, resolving instability during palming.

Rear seal member isolates the anti-reverse mechanism from grease and water intrusion, preventing roller slip.

A reel fixing portion protrudes from the outer peripheral edge to anchor the fishing rod mounting, reducing the moment acting on it and preventing bending.

A dual-bearing reel uses magnets opposed to a coupling wall to apply variable braking force.

A pivotable fin mechanism guides fishing line onto a spinning reel spool while maintaining precise alignment.