Mechanical Machines/Dredgers TRIZ Cases

A work machine control device specifies dumping positions using position and azimuth data from unmanned transport vehicles.

A work machine controller adjusts limiting velocity based on bucket posture to prevent surface damage during compaction operations.

Controller switches sensitivity responses based on object distance, resolving maneuvering ease versus environmental adaptability.

Lateral guide means direct reinforcing bars away from the rotating cutter to prevent mechanical entanglement.

A controlled flow excavator nozzle uses guide vanes to reduce fluid swirl and produce coherent discharge.

A hydraulic excavator places the battery and aqueous urea tank upstream of the heat exchanger to utilize incoming cooling air.

Controller defines hold and reel zones based on load thresholds, preventing motor rotation in the hold zone to maintain tension without mechanical brakes.

Helical vanes in the suction head create pressure drop for efficient particle conveyance.

Dual rotating cutting heads drive a parallel milling chain to remove material without lateral pivoting, reducing mechanical stress on the slewing mechanism.

Control circuitry identifies piston rod end of stroke positions to adjust work implement commands, compensating for mechanical wear in hydraulic actuators.

A crane coupling device uses conical centering projections and spring means to achieve precise automatic alignment.

Run-on and run-off projections allow continuous deposition welding, reducing stress concentrations at weld ends to increase fatigue life by 50-100%.

A processor compares movement patterns from a working machine and its attachment tool to confirm physical connection status.

A wheeled loader control system monitors front wheel position to maintain ground contact during dozing operations.

Controller selects tilt parameters based on sensor feedback to optimize loading amount while reducing energy consumption during excavation cycles.

A control system suppresses swing inertia to stop the upper structure at a precise angle.

A diaphragm wall gripper uses a detection device to measure soil weight for optimal fill levels.

Working unit control system dynamically switches between shaping and cutting edge aligning modes to prevent involuntary bucket movement during position setting.

Outer notches on side plates allow visual confirmation of the fitting pin engagement, resolving time loss from hidden connections.

Dual interface pins transition via a cylinder to couple various tools, resolving single-tool limitations.

Concave engagement portion with lever element secures wear part to bucket, eliminating complex attachment mechanisms.

Monitoring joint parameters triggers increased torque limits to prevent runaway states and maintain control authority under excessive loading.

Feed-forward gravity compensation cancels torque components before they affect rotation speed, resolving operability loss on slopes.

Curved bottom surface design with varying radii aligns with tooth trajectory to minimize ground contact pressure during excavation.

Mounting the closed-circuit pump above the open-circuit unit minimizes suction pipe length, reducing pressure loss and stabilizing operation.

An automated attachment leveling system rotates a work tool relative to gravity using position detection sensors, preventing load spillage on inclined terrain.

Segmented wedge adapter secures excavator bucket components via bulbous projections for stable retention.

A quick coupling integrates a cam-tappet mechanism to mechanically lock tool axles during actuation.

A curved profile implement rolls heavy concrete sections away from surfaces using a host machine.

Pivotal stopper assemblies with adjustable mounts and spacer plates absorb impact forces to extend service life across varied machine frames.

A circle drive system repositions the motor shaft perpendicular to the circle axis to rotate the grading blade.

Ground angle sensors feed load direction data to an information processing device for precise working point position calculation.

A hydraulic excavator controller generates an adjusted target surface to maintain consistent excavation volumes.

Automatic tractive force reduction prevents raising hydraulic stall by detecting drive circuit pressure and work phase, eliminating manual operator adjustments.

A trench cutter pivots from a transverse feed position to a vertical cutting orientation using a dedicated mechanism.

An internal latching member and vertical insertion plate attach exterior covers to the body frame, resolving accessibility issues with complex bolt fixation.

Pivotable arms on the grabbing tool rotate posts under gravity to align with a pounding mechanism, resolving transverse orientation limits.

Information processing device computes recommended boom and arm operations based on posture sensors.

A control device adjusts the arm or bucket posture during deep excavation to manage attachment orientation.

Repositioning the monitor in front of the working part lever allows viewing through the gap between levers, resolving obstruction by the operator's arm.

Superhard inserts and lubrication reduce wear on trenching picks, extending service life during formation degradation.

A controller coordinates multiple machines by generating dynamic operation zones to prevent collisions during material handling.

A coupler design incorporates a structural opening to allow operators to see the attached implement from the machine cab.

Segmenting the vehicle body into upper and lower zones places maintenance equipment below the engine, resolving line of sight conflicts.

A construction machine design channels radiator fan suction to cool the reducing agent tank through a segmented housing structure.

Segmentation extracts the drive module as a separate unit, resolving structural stability versus ease of repair.

A regulating device automatically adjusts railway wheel position relative to the chassis of rubber-wheeled working machines.

Segmented dual-pivot grapple mechanism secures logs and boulders during conveyance, resolving retention reliability issues.