Mechanical Machines/Dredgers TRIZ Cases

A hydraulic controller monitors boom actuator pressure signals to automatically adjust operation during digging cycles.

Tapered cutting plates with positive camber prevent material smearing and reduce shearing force by maintaining a sharp, angled cutting face.

Intermediary centering members guide upper and lower connecting pins into bracket holes, reducing operation time during boom connection.

A steering pilot guides a cable plow through subsoil to maintain constant installation height.

Cycle detection triggers vibration data collection during proper mining machine operation, eliminating manual labor and operational interruptions.

Segmenting the cooling loop into parallel radiator and oil cooler paths prevents warmed exhaust air from degrading heat exchange efficiency.

An accelerometer measures attachment acceleration to trigger a control valve that restricts hydraulic fluid flow.

A pivotable serpentine back wall moves material along the bottom plate of a front bucket loader.

A tool retention system uses a wedge and clamp mechanism to secure ground engaging tools via constant tension.

A bucket claw system uses ground-engaging teeth to clear debris from the terrain.

Segmenting joystick inputs reduces operator complexity while maintaining precise positioning.

Repositioning the work device cylinder horizontally on the arm back side reduces folded height while protecting components from ground contact.

A controller corrects hydraulic actuator operation amounts to prevent bucket penetration during excavation.

Symmetric holders reduce weight and costs by replacing unique left-right designs with a single common component.

A regulator contacts a flange to constrain turning, preventing retainer bolt torque reduction during excavation.

An automatic tilt control system uses feedback loops to adjust mining shovel buckets, preventing machine damage from improper engagement.

A shovel control device recognizes backfilling positions using sensors to generate target coordinates for excavation.

Flexible shims conform to grader bearing plates to maintain blade position accuracy despite wear.

Compound pivotal motion secures logs and rocks in the bucket during conveyance.

Hydraulic actuators reposition a stabilizer wheel along the frame to resolve obstruction from wheels while leveling large material piles.

Calibration device corrects attitude detection errors using pitch angle reference positions.

A four-bar linkage assembly couples front and rear arms via an arm pivot pin to constrain implement movement.

A mobile concrete finishing machine uses steerable wheels to pivot between longitudinal travel and lateral positioning for rapid site access.

A variable stable drilling barge uses adjustable stabilizers to maintain position across varying water depths.

Dynamic torque limit adjustment based on real-time dig force vectors prevents boom-jacking and motor stalling.

A swivelable adapter device uses a barrel within a barrel rotation system to manually position work tool plates.

Offset engine output shaft from pivot axis to enable efficient belt drive transmission for the milling drum.

A quick coupler uses concave cylindrical sectors and planar tangent surfaces to distribute contact pressure across bearing interfaces.

Segmenting movable members into individual dipoles calculates estimated magnetic disturbances, resolving heading accuracy errors in heavy machinery.

Blades with inclined fragmentation profiles cooperate with counter-rotating rollers to process damp and clayey grounds.

Forward hinge axis positioning reduces door swing force and weight, eliminating snubbers while allowing closer truck dumping.

Segmented front lower plates joined by one-side welding with backing material improve fatigue strength in welded portions.

Segmented omnidirectional wheels reduce power consumption during turns by eliminating wheel slip through independent roller rotation.

Threaded adapter chambers replace welding to cut maintenance downtime while preserving structural integrity.

Automatic mode switching manages blade loads toward target operating points, reducing operator fatigue during heavy dozing tasks.

Mobile plates pivot and slide to center couplers, eliminating damping devices that complicate automatic tool connections.

Universal mobile backhoe system integrates with vehicles via standard hitch receivers and mounting rails, eliminating truck modifications.

Vertical relay pipe overlaps DPF and SCR units to maintain operator visibility while ensuring sufficient reducing agent mixing.

Segmenting the boom around the cab removes visual obstruction and simplifies automated sensor calculations.

An I-beam hinge bracket reduces bucket weight while distributing stress through a radial axis.

A control device adjusts a lock-up clutch engagement state based on working fluid temperature to optimize engine startability.

A hydraulic cylinder actuates a lock pin to attach and detach front loader tools from the driver seat, eliminating manual lever operation outside the cab.

A hammer assembly plug deforms under pressure to open a gas discharge passage and release accumulator gas automatically.

A work vehicle propulsion system dynamically adjusts travel speed based on real-time auxiliary tool load feedback.

A counterweight assembly uses support studs to transfer lifting forces while side walls accommodate guard rails.

Rapidly discharging pressurized fluid via a dump valve generates shock waves that fracture cohesive soil and rocks while reducing dust blowback.

Segmented legs adapt to soft geological layers, preventing subsidence while negative pressure suction protects benthic organisms during extraction.

A concave debris guard filters material from a dredging cutterhead shroud, preventing pump clogging and eliminating manual removal interruptions.

A position detection device uses sensor assemblies to measure boom angular rotation for accurate bucket location.