Soil-Shifting Machines/Dredgers TRIZ Cases

A rotary hydraulic joint transfers pressure across moving boom sections while reducing hose bending, twisting, and maintenance.

Readiness validation, operation-mode switching, and progress feedback help remote controllers execute machine tasks safely at NLOS worksites.

A pinned collar sets axial load on a floating seal, preserving grease sealing in welded construction machine brackets without relubrication.

By setting route-based limit areas and automatic swing restrictions, this case prevents work equipment contact without slowing transport operations.

Range finders detect object position, size, and obstacles in 3D so machine tools can adapt control modes and avoid collisions.

State-based camera zoom keeps a wide field of view during operation and allows detail checks when stopped, improving remote worksite recognition.

An external wire encoder tracks piston stroke through a cylinder aperture, adding accurate actuator position sensing without extending cylinder length.

An electronic unit adapts hydraulic valve current and signal shape to vehicle speed, improving joystick handling and low-speed work efficiency.

Machine learning and sensor feedback let autonomous earthmoving vehicles self-calibrate control surfaces as soil and vehicle conditions change.

Sensor-triggered risk assessment lets an earth-moving vehicle continue, default, or pause digging based on vehicle and site conditions.

Aerial drone imaging gives crane operators 3D views of hooks and load areas in blind zones, improving height control and placement precision.

A two-housing seat layout lowers the center of gravity and balances weight to make remote machine operation more stable and transportable.

Inclined target topographies guide repeated digging passes to preserve vehicle entry and exit paths while maintaining target depth control.

Pre-generating a target route during manual driving lets a work vehicle switch to automatic travel without stopping for route re-generation.

Radar and ultrasonic sensing improve rearward obstacle detection around power machines, enabling safer automatic travel and operator alerts.

Distance and moving-body attribute data are used to predict third-party interference and maintain uninterrupted remote work machine operation.

A digital notch filter suppresses resonant operator input frequencies, reducing work element vibration and improving control precision.

Sensor-guided excavation control enables continuous earth removal with precise depth tracking, lower labor needs, and fewer operator errors.

Remote shared control with video and audio lets trainers supervise machine operation in real time, improving operator training efficiency and safety.

Object detection disables the shovel operating apparatus during standby, preventing unintended hydraulic actuator movement when controls remain enabled.

Sensor-fed feature delineators overlay rails, piles, and bucket height to improve remote work machine awareness and precision.

Inertial-sensor posture feedback stops a remote-controlled excavator when expected and actual motion diverge, preventing overload and failure.

External ribs and an anti-rotation ledge help a resilient retainer sleeve lock tips securely while still allowing easier unlocking and replacement.

Actual topography is replaced with a shifted design surface so the blade can dig and fill smoothly while limiting load spikes and uneven finish.

Automatic machine work data feeds a server that compares plans and progress, helping managers coordinate remote operators across time zones.

A rotating lock and retainer secures motor grader bits with a square driver while cutting adaptor board material and width.

An integral movable lock in the wear member improves excavator tooth retention, avoids dropped parts, and speeds replacement.

Pressure-sensor feedback and valve control simulate an accumulator to absorb shock loads without a physical accumulator or fixed speed thresholds.

A recurrent neural network uses fluid pressure data to adapt impeller clutch engagement under changing material densities, cutting fuel use.

A predicted final-pass trigger readies haul truck engine power before loading ends, cutting clearing delay at the load location.

Weighted control points across excavator sub-trajectories improve digging precision on curves without adding unnecessary setup time.

Real-time heading and speed checks against successful loading approaches help haul truck operators avoid unsafe shovel-zone maneuvers.

Real-time feedback updates EMV calibration models after each control action, improving autonomous control across changing soil conditions.

Separate positioning and external biasing springs cut pressure-cavity compression, preserve natural frequency, and reduce wasted vibratory energy.

Sensor-guided excavation control replaces manual operation to enable continuous digging, lower costs, and improve excavation precision.

An annular-flange snubber locked by a piston retainer lip prevents ring dislodgement, contamination, and harsh cap-end stops.

Satellite positioning replaces wheel-based distance estimates to manage work vehicle travel time accurately despite slippage and turning.

GNSS velocity and IMU data estimate rotating-body yaw accurately even with short antenna spacing and low-precision receivers.

Variable communication between left and right travel valves balances straight travel stability with gradual turning capability in construction machines.

A C-shaped skirt and mating legs secure ground engaging tools in abrasive, high-impact conditions while allowing reliable lock rotation and replacement.

A computed plane-by-plane silage filling approach helps tractors maintain uniform layer thickness and complete compression for better oxygen removal.

Offset socket and stabilizing surfaces help excavator wear members resist vertical and side loads, reducing wear and easing replacement.

Pre-stored digging parameter data lets the controller recommend a digging start position with lower computational load and less operator skill.

When dust disrupts optical scanning, autonomous mine vehicles switch to dead-reckoning with error monitoring to reduce speed or stop safely.

Protected hose and cable routing through an open-joint rotator avoids twisting, supports tool pivoting, and improves hydraulic and data transfer.

Offset stabilizing surfaces and a pivoting lock help excavator tooth wear members resist side and vertical loads while easing replacement.

Offset faceted socket surfaces and an integrated lock improve excavator wear member stability, penetration, and replacement under heavy loads.

A split piercing tip and narrowed nose seat with wear shoe help demolition shears resist nose wear, snagging, and retract forces.

Real-time RST tuning adjusts natural frequency and damping by speed to keep autonomous skid-steer guidance stable under noise and disturbances.

A serpentine spring retainer and adapter rail keep debris out of wear member locks while cutting the force needed for unlocking.