Mechanical Machines/Dredgers TRIZ Cases

A lateral display layout on the operation box keeps the screen visible by placing it outside the swing areas of the control levers.

Sidewall inlet apertures and guided airflow cool enclosed electrical prime mover components while limiting precipitation ingress.

Magnetic fluid held in a tubular holder carries heat from the motor and sun gear, preventing overheating and lubrication failure.

Visual cues on a dredge arm use light and predator silhouettes to move sea turtles away while maintaining dredging productivity.

A segmented bar display shows shovel load ratio by range, helping operators track truck loading progress faster than numeric-only screens.

Individual valve opening control adjusts boom float to match scraping, breaking, and excavation modes without added hydraulic hardware.

Current-matched control keeps paired electric actuators force-balanced on a shared load, reducing wear, maintenance, and downtime.

Travel restraint is applied only in directions toward a detected object, using revolving angle data to reduce unnecessary stops and avoid collisions.

Camera overlays show implement offset and inclination in real time, helping operators align loader couplings despite boom-obstructed views.

Controller-based load correction adjusts actuator commands by posture, distance, and sensed load to keep excavation accurate near target surfaces.

A single differential with opposed coaxial speed reducers shares heavy loads to keep construction machine transmissions compact and strong.

A hose guide and guide plate limit hydraulic hose bulging near crawler travel motors, reducing damage while keeping movement smooth.

By switching excavation modes from hydraulic pump pressure, the controller balances traction and digging force to avoid overload and poor scooping.

When pump pressure stays high and engine speed drops, the controller unloads hydraulic oil to tank to prevent wheel loader stalling.

Integrated frame sealing at the hood ventilation opening preserves cooling airflow and heat exchange without added shroud parts or adjustment.

By separating regeneration flow from supply flow control, this hydraulic machine boosts actuator speed without losing position accuracy.

A solenoid valve and controller vary pilot flow by boom pressure and operation amount to stabilize boom speed and reduce energy loss.

Spatial attribute mapping lets an excavator detect hazards around the machine and guide semi-automatic work with lower operator burden.

Internal sensors in rotating locking pins confirm quick coupler lock status without exposed wiring, reducing dirt-related false positives and maintenance.

A vehicle control unit uses axle fluid temperature, idle status, and expected start time to trigger heating only when needed.

Timed relay shutoff cuts battery power to inactive working vehicle drive units when no operator input is detected, reducing unnecessary discharge.

A magnetic removable mount with an integrated battery powers a vehicle camera wirelessly, avoiding fixed wiring while keeping it transferable.

A switchable forward-control direction and clear travel indication reduce operator fatigue and wrong inputs during remote work vehicle operation.

Embedded wiring channels in earthmoving wear elements protect sensor cables and maintain real-time data and power during buried digging.

Operators can tune inching pedal start and peak clutch settings to match load, material, and driving preference for smoother machine control.

Dump truck position detection lets the excavator generate an autonomous dumping trajectory that improves efficiency and avoids collisions.

A switchable forward-direction setting aligns remote controls with work attachment layout, reducing operator confusion and erroneous operation.

Meter-out pressure feedback corrects flow valve operating pressure to prevent cylinder surging, deviation, and slow response during precise work.

A sliding end fitting lets the arm expand along the actuator axis, reducing support-member stress and protecting electric actuator reliability.

A curved fuel tank around the rotary connector increases fuel volume while keeping the working machine footprint, overhang, and visibility impact low.

Pilot pressure ratios from four traveling fluid lines let the controller judge traveling lever direction accurately without extra position sensors.

A boom-coupled trolley lets excavators push, pull, and lift loads in tight spaces without precise chassis alignment or lost mobility.

Segmented utility truck compartments on a rigid subbase cut shipping weight and cost while preserving structural support and buckling resistance.

A vertical-lift arm path and oversized tracks let a compact loader place loads accurately, turn in tight spaces, and reduce rutting on soft ground.

Predicate-based steady-state detection filters mining machine vibration data, cutting false alerts and improving maintenance timing.

A sliding end fitting lets the construction arm expand or contract without loading the actuator support, improving reliability without heavier framing.

A synchronized in-cab display shows bucket height and angle in real time, helping operators control a front loader without leaving the seat.

A cab ceiling-mounted controller with an exposed reset button preserves operator sightlines and cuts maintenance time in remote excavators.

A moving valid object overlaid on the camera view lets operators grasp detector activation at a glance without scanning crowded displays.

By housing the motor, rod, and sliding member inside a machine element, this actuator resists digging loads while enabling full electric drive.

A double-plate partition wall with a sound-absorbing layer cuts prime mover noise leakage and improves operator seat quietness.

A detachable support on the device support frees seat protector placement while preserving access for swivel base assembly and maintenance.

A controller detects stall and slip during wheel loader excavation and alerts the operator to cut ineffective digging time and fuel waste.

Engine speed limiting during lift-arm raising cuts wheel loader travel distance in raise-and-run operation and helps reduce fuel consumption.

A dual-lamp control layout dims or turns off the body lamp when boom lighting is active, keeping the work tool area visible without reflected glare.

Hydraulically synchronized follower and leveling cylinders keep the implement carrier level during lift arm motion, reducing tilt and spillage.

Sequential bucket position and posture estimation helps adjust excavation earth volume to a selected target while maintaining digging efficiency.

An automatic stowing mechanism moves a lift arm stop into engagement with a hydraulic cylinder rod to resist retraction and secure the raised position.

A control system calculates two-dimensional bucket data from tilt and angle inputs to maintain precise excavation positioning.

Offset rotation axes and segmented drums reduce flexural stresses on excavation tools to extend operational life cycles.

Segmented end wall portions increase bucket volume while maintaining manufacturing ease.

A quick coupler drive shaft uses circumferential grooves to convert rotary motion into translational locking bolt movement.

Segmenting the excavator feeder from the stationary crusher eliminates intake downtime and boosts production capacity by up to 50%.

Controller calculates arm cylinder velocity using posture sensor data to compensate for load direction, resolving hunting instability during lifting operations.

Segmented excavation machine modules fit standard containers, resolving transport constraints in confined urban sites.

Magnetic repulsion maintains piston alignment in hydraulic hammers, reducing radial motion and wear caused by abrasive contamination.

System calculates optimal cut locations based on terrain to prevent tipping risks while maintaining productivity.

A controller compares requested and actual hoist characteristics to detect dipper drop conditions and adjust torque.

Circular roller apertures prevent cable flattening and wear by maintaining round geometry during winding operations.

Independent tilt-up mechanism tilts steering column away from operator seat using pedal actuation, maintaining preset tilt angle and column length settings.

A gripper bucket pivots an ejector wall on a separate axis to resolve jamming and overloading when handling bulk agricultural materials.

A work vehicle periphery monitoring system adjusts alarm ranges based on specific operational modes to filter detection signals.

A shroud assembly uses a rotatable locking cylinder and compressible member to secure the protective cover.