Using Mechanical Means TRIZ Cases

See how a fish tape with integrated squeegee cleaning and protective tip enables accurate refri

A light housing background and reflective interior improve moisture indicator contrast while preserving refrigerant flow and bubble detection.

Pivoting extendable arms and indexed hole matrices let one cabinet jig mark centered and offset handle holes quickly and accurately.

Slanted storage electrodes overlapping pixel cutouts widen LCD viewing angle while preserving aperture ratio and light transmission.

Laser reflection sensing with single-photon avalanche diodes detects wet, icy, or snowy roads even at low speed or when parked.

Adaptive Kalman noise tuning improves road friction estimation when surface grip changes rapidly, such as transitions from asphalt to ice.

Multiple vehicle state estimators are selected by driving condition to improve road adhesion coefficient accuracy for autonomous driving.

Using wheel slip, deceleration, drag, thrust, and GPS, this case estimates peak runway friction even when antiskid is inactive.

Using test acceleration, wheel slip, and load data, this case estimates road friction without optical sensors for more reliable grip assessment.

By varying sliding interval widths and tracking wear rate changes, this case identifies critical slip distance for more reliable tire wear simulation.

Ambient temperature and humidity from tire-mounted sensors feed an ML model to predict road conditions and improve tire safety awareness.

Ambient temperature and humidity from tire-mounted sensors improve road condition prediction and support real-time vehicle control adjustments.

Multi-sensor fusion estimates tire-road friction on snow and corrects for salt or sand so autonomous vehicles can adjust braking and cornering.

Adjustable shaft spacing and online torque, preload, current, and temperature monitoring enable practical wear testing of flexible rolling contacts.

Average and standard deviation bounds correct outlier tire-road friction estimates, suppressing pebble and depression disturbances.

Imprinted unit markings on spoolable fish tape let electricians measure long angled conduit runs accurately and cut wire with less waste.

One machine combines tread and bead testing with automated positioning, cutting transfer time, labor, and floor space.

Force sensing between a vehicle wheel and body improves rolling resistance measurement and road hazard prediction under changing weather.

A hydrosilylation-cured polysiloxane resin cuts surface tack and garbage adhesion in semiconductor sealing while enabling accurate tack measurement.

A weak-magnetization peel test checks whether mold clamping force exceeds opening force, even when dust or surface roughness affects contact.

Dynamic system noise tuning lets a nonlinear Kalman filter track rapid road friction changes without losing estimation precision.

Semivariogram weighting turns sparse road friction measurements into precise spatial-temporal friction maps for safer autonomous and networked driving.

Multi-sensor snow slipperiness sensing estimates tire-road friction in real time, helping autonomous vehicles adapt driving behavior on snowy roads.

Directly using tire vertical-axis moment enables faster road friction estimation during normal driving, even when tire forces are small.

An inserted measurement port tracks inner pipe wear in joined pipes without disassembly, supporting continuous production and timely replacement.

Pre-aligned holes are reamed in a fixture so a fixed square can be pinned with less debris, higher yield, and lasting right-angle accuracy.

Adaptive measurement conditions use prediction accuracy to focus odor sensor training data on the most useful temperature and humidity variations.

Residual stress trendlines versus wall thickness help decide PWHT for external attachment welds while avoiding SCC and unnecessary treatment.

Dutch-weave or calendered square-mesh fabric prevents specimen tearing, removes edge sealing, and improves adhesive bond evaluation.

A heated high-pressure gas jet melts and clears solder build-up from test jaws, restoring grip force while reducing cleaning time and damage.

Rapid piston- and valve-driven vacuum cycling improves shearography defect detection by cutting D-noise without full atmospheric reset.

Laser measurement, color-coded tape, and a rotatable reel improve boundary accuracy while keeping sports and construction layouts adaptable.

Eddy-current magnetic braking limits tape reel speed to prevent blade whipping, reduce damage, and resist contamination.

A stepped or curved test surface lets users judge electrode adhesive force by visible peeling, avoiding complex humidity-controlled evaluation.

Adjustable blade depth and guided positioning produce uniform laminated card peel samples with lower variation in interfacial strength data.

A shear-edge test fixture measures sheet or plate adhesion on coated aircraft components directly, replacing more complex extra bond tests.

A torsion-coupled bracket keeps the tape wound and spring tensioned, enabling slide-in reel cartridge replacement without disassembly.

A flexible lock linkage follows a curved path inside the housing, replacing rigid push-rods to save space while keeping tape lock actuation reliable.

Differential optical sensing cancels noise, signal drift, and brightness variation to deliver faster, more precise tape measurements.

A perpendicular extension creates a reliable reference surface for outlet-box alignment, improving countertop template accuracy and reducing rework.

A radial optical bracket integrates laser ranging, projection, and tape modules to keep the tape measure compact while simplifying assembly.

A polymer-coated metal tape blade boosts crack resistance and pinch strength while a geared spring layout keeps the tape measure housing compact.

Pre-mounted ranging and projection modules on an optical bracket cut assembly steps while keeping a multifunctional tape measure compact.

A dual-brake reel and depth-triggered release button prevent accidental tape retraction while improving lock stability and debris resistance.

Surface roughness indices feed a trained AI model to quantify cover glass adhesion without costly push-out tests or subjective dyne pen checks.

Bearings on an aluminum core shaft stabilize tape core rotation, cutting shake and noise during extension and retraction.

Bearings on the tape measure core shaft cut shake and noise during rotation, improving retraction smoothness and easing tape cleaning.

A variable-stress spiral spring slows final tape retraction to reduce whip, impact, and peak speed in tape measures.

A magnetically attached tape-measure stamp marks high or distant surfaces without ladders, improving safety and reducing trade miscommunication.

Varying tape-blade curvature and a low-profile magnetic assembly increase standout, reduce droop, and improve workpiece engagement.

A biased contact section and reciprocating scan automate seal adhesion inspection inside narrow aircraft wing cavities without excessive force.

An adjustable foil holder, alignment guide, crimper, and cutter streamline glass edge foiling across different foil widths and glass thicknesses.

A moistened substrate and magnetic stirring rod create oscillating deformation to assess long-term adhesion under skin-like movement and humidity.