Gearing TRIZ Cases

A detachable bearing cover and mounting member restrain the bearing while supporting bidirectional screw travel for easier actuator assembly and repair.

A snap-fit magnet holder enables non-contact actuator position detection without link backlash, cutting parts, size, and assembly cost.

A swinging road pressure receiver captures vehicle motion and drives a generator, enabling localized renewable power from passing traffic.

A motor, pulleys, and wire unfold a compact rear vehicle tripod quickly, reducing setup time and improving visibility in fog or at night.

A spring-biased split nut suppresses lead screw rattling while preserving movable range and avoiding interference near the motor.

Corner drive screws and flexible weather seals help RV slide-out rooms retract flush, block debris, and reduce seal complexity.

A breakable moving-member section lets the spindle-nut drive detect excessive loads without separating, preserving door closure and screw engagement.

Temperature-dependent oil viscosity shifts flow between lubrication and cooling channels in a transaxle, reducing valve complexity and power use.

A synchronous belt around the slewing shaft enables excavator rotary angle detection without disassembly, cutting installation effort and cost.

An offset force sensor on an intermediate sleeve keeps bidirectional sensitivity stable and protects cable routing in electromechanical actuators.

A hollow stopper, nut, and guide ring simplify steer-by-wire angle limiting, preventing misassembly and impact damage at full lock.

Pinion magnets cyclically drive a central rotor to deliver precise rotary transmission with low backlash, reduced friction, and easier fabrication.

A base plate, needle bearings, grease retention, and four-point support cut wear while keeping clutch gear positioning precise.

Dual Hall sensors track headlamp actuator position in real time, detect sensor faults, and remove the PCB to cut size and cost.

A tilting push member absorbs curved-trajectory forces in electro-mechanical brake actuation, reducing load, deformation, and damage.

A one-way bearing and dual transmission let a compact massage core combine kneading and tapping for stronger massage effects.

A helicoidal scissor-ramp lets CVT sheaves adjust groove width mechanically, improving load adaptability and response without complex control.

Hydraulic piston adjustment with mechanical locking keeps vehicle tracks stable across terrain changes while limiting wear and hydraulic energy use.

A one-way bearing or ratchet converts pedal arc reciprocation into drive output, cutting kinetic energy loss while keeping the bicycle transmission compact.

A torsion spring seated in the pulley pivot tube counterbalances hub load force while a deformed pivot tube retains the pulley without a bolt.

Asymmetric screw and nut thread flanks increase one-direction load capacity while preserving lubrication clearance and reducing friction.

A shrink-fitted sleeve separates the guide area from the press-fit zone, preserving sliding precision, heat treatment, and low wear.

A 3D recirculation groove keeps tangential continuity with the helical path, enabling smoother ball return in a ball screw.

Interleaved rollers and dual elastic preloads compensate manufacturing gaps to prevent skidding and idling in roller screw drives.

Multiple roller pairs and a lead-screw guide cartridge keep hoses aligned in neat rows, reducing tangling, jamming, and manual correction.

A partition-supported strainer connects to the pump and oil path to prevent rotation under vibration without adding parts or enlarging the housing.

A separate mounting bracket packs the alternator, steering pump, and compressor into less engine bay space while keeping belt drive layout configurable.

A composite HNBR belt with aramid cords and fabric coatings boosts torque capacity, tensile strength, and wear life under heat.

A nested sliding lock inside an external case cuts space and weight while reliably coupling or decoupling a rotating shaft.

A deformable part and controller infer actuator end positions from deformation and drive signals, enabling compact, accurate valve regulation.

A common-axis pump drive converts rotation into reciprocation without external gear reducers, cutting hydraulic tool size, weight, and complexity.

A pre-tensioned spring backup and translation mechanism keep the parking lock operable during power loss and across transmission variants.

Jerk peaks derived from steering actuator signals detect force-closure and torque detachments more reliably across steer-by-wire and autonomous systems.

A variable fluid-path volume compensates oil expansion or leakage to keep driven-side piston movement accurate in hydraulic molding circuits.

A manganese steel spindle with martensite hardening boosts rolling screw wear resistance while retaining core strength for axial and impact loads.

Separate assembly and operating holding contours let roller screw planets shift radially, reducing assembly force and disassembly complexity.

A spring-biased lever and ratchet keep window cables at constant tension without extra cable length, cutting packaging complexity and noise.

A closed-loop drive with an allowance mechanism varies rotary speed ratios to improve power transmission to replaceable units.

Pretensioned tapered roller bearings reduce steering spindle bending, uniformize ball contact, and minimize wear in utility vehicle steering gears.

A closed-loop cartridge drive splits driving and braking paths, using torque limiting to improve stability and reduce mechanical stress.

By consolidating screws, gears, and carrier features into 3D-printed parts, this actuator simplifies assembly and improves endurance.

Separate high-speed and high-torque motors with a planetary gear linear actuator raise press productivity without hydraulic leaks or temperature limits.

A rotating shaft and moving support adjust screen backing during folding to prevent wrinkling, breakage, and dust ingress.

Axial lock protrusions and a spring-biased rotor replace heavy hydraulic locks, enabling reliable linear actuator locking with lower weight and maintenance.

A cam lever and compressible flat piece speed equipment assembly and removal while maintaining secure fixation and adjustable clamping torque.

Pressed axial channels in the spindle nut replace milled return grooves, cutting ball screw manufacturing complexity and cost for mass production.

A double-handed lead screw replaces jam-prone cables to synchronize two closure panels with precise sensing, anti-pinching, and brake security.

Spring-loaded detents and rod notches give tool-free chain tension clicks, helping keep both swingarm sides aligned and sealed from dirt.

Predicted cross-checking among three strain gauges detects gauge defects in strain wave gearing torque measurement without extra sensors.

Magnetic sensing, visual alerts, and a rotatable cover warn operators when belt-drive guards open near rotating parts.