Roads Maintainence TRIZ Cases

A non-round drum and resilient wedge damping enable bi-directional soil compaction, smoother tractor loading, and better stability on uneven ground.

A gravity-fed hopper and transverse screw spread gravel from the rear of a skip, avoiding conveyors and dump-body lifting.

Hot asphalt heat is converted into battery-charging power on an electric paving machine, extending runtime without larger batteries.

Actuated height, slope, and deployment adjustment lets one aggregate spreader place multiple road layers without manual retooling.

Real-time camera footage and a synced virtual machine model are merged into one display, helping operators track machine motion without moving around.

By moving the cooler above a compaction drum, this tandem roller frees engine space, improves cooling, and preserves water tank volume.

Sensors and actuators automatically lower or retract a work machine canopy to avoid overhead obstacles without interrupting operator visibility.

A radially rising inner wall guides lubricant and contaminants to the drain opening, reducing residue in soil working rollers.

Automatic reversal control stops and restarts a ground-processing machine while coordinating the roller and flaps to cut driver workload.

Automatic deceleration, stop, and reverse control reduces operator workload and coordinates ground-working components more safely.

A suspension with spring and damping keeps all wheels grounded on debris-covered floors, preserving travel accuracy and precise marking.

Sensors and wireless control keep a truck and paver at constant spacing for smooth material transfer without pushing, vibration, or extra power.

An intermediary speed conversion stage lets an electric ground processing roller use a simpler gear arrangement while keeping compact, reliable torque transmission.

An increasing inner wall radius channels lubricant and contaminants to the drain opening, cutting dead volume and residual oil in soil rollers.

A distance control system keeps a truck and paver separated during dumping, reducing jerks, power demand, and paving defects.

A pivoting, telescopic auxiliary wheel carrier clears access to central compactor wheels for repair without lifting the machine.

Vehicle motion data and half-car parameter matching improve road profile estimation when inertial moments and test conditions are hard to measure.

Independently adjustable chassis units and vibration improve load distribution and ground compensation in soil cultivation across uneven terrain.

Lift and position actuators let one aggregate spreader place dirt, gravel, and asphalt layers without retooling or manual grade changes.

Remote controller activation preheats paving machine heating and hydraulic components after sensor-based area clearance, cutting start-up delays.

Processing circuitry adjusts vehicle retarding power from slope inclination to keep material feed speed steady during downhill paving.

A pivotable, displaceable auxiliary wheel carrier gives access to tightly spaced central compactor wheels without lifting the machine.

Boundary-aware control adjusts conveyor and screw speed before material height shifts, keeping screed supply uniform during paving.

Boundary-line-based trajectory control switches references by road section to stop asphalt finisher meandering and keep paving aligned.

A gravity-assisted locking transport device lets a vibratory plate switch from stowage to transport in one actuating movement.

Recorded forward path data guides reverse steering in a ground processing machine, improving compaction accuracy while reducing operator workload.

Recorded forward-travel path data guides reverse steering in a soil compactor, improving precision, easing operator workload, and avoiding repeat lanes.

A bracket, pry tool, and actuation member combine pushing and impact force to remove tightly secured milling drum bit holders with less labor.

Timed alarm logic and dual-protocol motor control help asphalt plants switch safely between remote, alarm, and local operation.

Recorded operator steering paths let a compactor confirm intended work areas and generate autonomous compaction plans with higher precision.

Spatially staggered compactor turnouts reduce material bumps during direction changes, helping asphalt mats reach more uniform density.

A controller coordinates multi-axis conveyor motion, detects collision zones, and simplifies slipform paver material transfer.

A defined collision zone lets the conveyor move adaptively on a slipform paver while preventing clashes and easing operator control.

Visual side markers and location sensing define an outer worksite boundary, cutting setup time and preserving compaction area with safe geofencing.

Edge classification lets a compactor adjust its path near confined or unconfined road edges to prevent asphalt mat displacement and improve uniformity.

A three-mode asphalt plant control setup combines alarm timing with differential pressure sensing to improve safe remote and local equipment operation.

Elastic coupling between two flat discs cuts vibration transfer while keeping a hammering unit stiff enough to flatten hard surfacing and larger bumps.

Uses AI, onboard sensors, and data from other construction machines to adjust roller compaction settings for more uniform subsoil density.

A laser scanner uses distance and reflection intensity patterns to track curbs, ropes, or milling edges for automated road finisher steering and height control.

Side wall sensing lets a trench compactor run autonomously and keep moving through brief wall-loss events, reducing operator fatigue and collisions.

Stored settings and sensor feedback automate return-to-cut and exit-cut steps, reducing missed tasks and improving milling accuracy.

Before paving starts, the machine checks installation data against its capability profile to avoid interruptions and road surface defects.

Overlapping drive and counter-drive surfaces lock bearing formations into synchronous rotation, reducing wear in soil working assemblies.

Sidewall detection enables a self-propelled compaction machine to navigate trenches autonomously, reducing operator fatigue and collision risk.

Vibration-damping coupling between dual hammering discs cuts machine vibration while improving road surface flatness and lifespan.

A pilot vehicle and GPS-guided AGV map the road and spray markings accurately, cutting operator count, setup time, and manual errors.

A handheld transmitting module lets paving operators control and monitor roadbuilding machines from a safe distance, reducing fume exposure.

Camera-based object recognition identifies edge lines and obstacles so a road paver can follow the mat reference more accurately and safely.

Speed-sensor feedback adjusts smoothing beam oscillation to keep concrete surface patterns uniform as slip form paving speed changes.

Applying filler to old asphalt granules prevents sticking and maintains free-flowing properties during heating.

A paving machine sprays liquid rejuvenator and asphalt emulsion to improve bonding between existing road surfaces and new asphalt layers.

Coaxial pins and interlocking shoulders secure the ejector plate to prevent deformation under stress while restricting non-approved replacements.

A soil processing machine frame uses a swiveling transverse beam to lift the chassis for roller maintenance.

A resilient collar suspends a weighted rotor inside a housing to transmit controlled vibrations, preventing cracking while maintaining structural simplicity.