Mechanical Machines/Dredgers TRIZ Cases

Bell-shaped suction pipelines channel polluted sediments directly to a collection center, preventing dispersion during autonomous operation.

A warm-up circuit supplies heated pilot fluid to the signal tube and throttle.

Friction pads on spring arms dampen sway to stabilize towing loads.

Switchable valve means merges locking and maneuvering circuits into one line, reducing hose count and rotator complexity.

Mounting a reflecting member on the vertical front attachment plate resolves visibility constraints caused by compact upper structures and front wheels.

A semi-automatic excavator coupling uses a spring-loaded lever to move the locking element into position.

A controller adapts joystick movement commands based on detected attachment types to simplify operator control.

Cranked sheet metal side wall merges with the rear wall to eliminate cast iron levers and reduce weld failures under heavy loads.

Integrated manifold nozzles apply water at the source to suppress dust emissions, eliminating external trucks and reducing labor costs.

Electronic control device adjusts free fall brake coupling based on detected actual values to match preset target lowering speeds, reducing brake wear.

Sensors detect joint position and orientation to autonomously actuate hydraulic valves, eliminating manual operator dependency.

Auto reverse control system detects abrupt load changes via engine speed drops and reverses the ground drive to eliminate excavation tool jamming.

A rearward-inward chamfer on the steering console pedestal minimizes visual obstruction of the grader blade during slope operations.

A buffer unit constrains adjustment speed within a kinematic chain to define a safe edge range near prohibited zones.

A hiding member conceals latch bolts inside the prime mover cover to prevent unauthorized loosening.

A two-part brake housing separates from the rotary device to enable external maintenance access without disassembly.

A work tool coupler uses a four-bar linkage and cam-follower system to control retention pin position.

Guide plate restricts hydraulic hose expansion on the swing post, allowing closer positioning and reducing counterweight weight.

A grading machine control system positions and orients the grading blade to predetermined maintenance configurations via hydraulic actuators.

Segmented side wear protectors deflect abrasive material to prevent corner degradation and extend bucket lifespan.

An integrally formed sword bar eliminates welding to reduce manufacturing costs and environmental impact while enhancing durability.

A work vehicle controller aligns implement direction and arm height using hydraulic circuits and posture detection sensors.

Dynamic support members adjust conduit position along a moving arm to prevent bending interference and reduce wear.

A locking actuation valve extends hydraulic pins automatically to secure implements without operator intervention.

Torque control regulator limits absorption torque to reduce electric motor power consumption and extend battery operating time.

Positioning the fuel tank between the engine and reducing agent tank suppresses freezing and overheating through thermal conduction.

Segmented telescopic arms pivot independently to tilt a symmetrical container, preventing chassis contamination during complete material discharge.

An adjustable hydraulic cylinder increases attachment opening and closing angles by dynamically changing arm length, resolving fixed geometry constraints.

Carbide inserts and interlocked impact bars protect plow blades from abrasion and impact damage while extending service life.

An overlapping cutting wheel assembly eliminates uncut gaps between wheels to ensure full milling action and water tightness in deep foundation joints.

A vibratory compactor unit integrates a movement limiter mechanism to restrict isolator deflection.

A control unit maintains a constant rate of change in direction per travel distance to automate steering adjustments.

Radial nesting of the hydraulic clutch within bearing envelopes reduces overall weight while maintaining torque control reliability.

A bucket wheel unlocking device releases retaining mechanisms to allow gravity-driven pivoting of buckets between operational positions.

Controller stops control signal when sensor detects erect position, eliminating complex leaning operations for precise angle adjustment.

A wheel loader controller uses a distance sensor to measure proximity between the front wheel and loading targets for automated collision avoidance.

A reversible snow pusher uses a flexible cutting edge to bypass immovable objects without damage.

Automatic screen mode selection adjusts camera views based on sensor data to optimize operator visibility during construction tasks.

Segmented moving apparatuses with independent endless tracks adjust ground contact area to manage pressure on weak sticky sea floors.

Angled skid device with adjustable slot mounts to loader buckets, preventing ground surface damage during material movement.

Sensors detect relative position between the moldboard and wing, triggering actuators to correct orientation within operating thresholds.

Calculate blade tip points to derive a geometric plane, then compare it with the track plane to adjust the implement tilt angle without external sensors.

Segmenting the bumper from the mounting assembly allows tool attachment without removing the bumper, reducing reconfiguration time.

Controller calculates arm tip difference to switch between excavation and leveling modes, preventing unnecessary automatic operations during returning work.

Upper body distance sensors detect obstacles while a controller calculates safety data based on slewing angle.

A radius compensation mechanism adjusts vehicle frame mounting points to maintain constant ride height during non-circular wheel rotation.

Tying wood-handling device orientation to boom end position reduces fuel consumption and operator workload by automating rotation only at specific positions.

A universal backhoe coupler uses a pivotal second link to adjust mounting hole spacing for different bucket styles.