Mechanical Machines/Dredgers TRIZ Cases

A self-protection system uses sensors and control logic to determine machine geometry and generate limit signals.

A working machine boom lift link pivots longitudinally along the boom base to create operator space.

Shear lugs and engagement slots secure the pad to the bucket, enabling quick removal to prevent surface damage during digging.

A control system generates dynamic excavation trajectories using real-time force data to optimize movement paths.

An automated RFID tracking system detects tool identification signals to resolve the contradiction between manual location time and system complexity.

Segmented scoop plates open and close to excavate sediment, while a check valve prevents reverse flow into the transport pipe.

A machine guidance program displays front and side views with guide indicators to orient the excavator bucket.

Relocating the hydraulic control valve to a side-mounted attachment frame shields it from earth, sand, rainwater, and snow exposure.

A roll coupling system transfers torque between a tow vehicle and trailer through load-bearing surfaces to enhance yaw stability.

Replacing rigid piping with a dynamic flexible hose enables dredging depths exceeding 450 meters while maintaining stable seabed contact.

Segmented attachment uses collars to allow controlled twisting, reducing stress concentration and distortion in the excavator arm structure.

Modular work plates and tooth modules engage via bosses and apertures to replace worn parts quickly, reducing maintenance downtime.

Centralized operator enclosure between offset booms improves visibility and reduces fatigue during deep trench excavation.

Oblique corner half arrow extends service life by synchronizing wear with intermediate arrows, reducing bucket lip damage and maintenance downtime.

A bi-directional power bus routes electrical energy between actuators in mining equipment.

A bell crank mechanism links a tilt cylinder to a connecting link on a wheel loader boom, maintaining attachment angle consistency during lifting cycles.

Inverted hydraulic lift cylinder mounting arrangement for track-type tractors.

Segmented cutting edges and a high-speed rotor resolve the trade-off between precise flank cutting and efficient material transport in channel excavation.

Dual pressure compensation valves stabilize flow control valve differentials in hydraulic driving devices for work machines.

A dredge suction head with smooth edges and a measuring device maintains safe distance from the bottom.

Segmented screw-fastened wear plates replace welding, cutting maintenance downtime.

A modular mounting box connects to supporting plates via fastening bores to enable angular position adjustment.

A swivel joint outer sleeve with a flange portion covers the turn base plate opening to protect internal components from falling debris.

Tapered floors and diagonal side bends enable nested stacking, reducing storage volume and maneuvering time for heavy equipment buckets.

A hydraulic control system maintains constant pressure in the load sensing line to keep the unloader valve closed during bucket shake operations.

Segmented handrail members create spatial intervals for camera installation on the lateral edge of a revolving unit.

Convert detection voltages into bell crank angles via a pre-established table to resolve measurement precision issues in the actual operating region.

Stretching suspension cables to a percentage of rated breaking strength achieves tight length tolerances, preventing damage from loose manufacturing fits.

Dual IMUs fuse acceleration and angular velocity data to correct sensor bias and improve measurement precision.

Movable carriers automatically align hydraulic lines with tools, eliminating manual connection steps and preventing connector damage.

Segmented virtual boundaries prevent structural damage by inhibiting only collision-risk functions, maintaining grading process continuity.

A work vehicle control unit adjusts bucket tilt angle based on boom elevation to maintain parallel posture.

Modular sensors and a controller determine lift support states to prevent operational errors during implement coupling.

Mechanical coupling triggers hydraulic connection, preventing damage from incorrect alignment and contamination risks.

Selector valve switches flow paths to prevent cavitation during deceleration while bypassing back pressure for higher regeneration efficiency.

Collinear bolt receptacles allow rapid mode conversion without repositioning, resolving time-consuming assembly bottlenecks.

A hydraulic hammer manufacturing method uses cooperatively formed male and female gauges to establish precise rotational orientation of threaded fittings.

Automatic bucket angle adjustment eliminates operator intervention at terrain inflection points, resolving precision versus ease of operation trade-offs.

An external management device provides high-level automation signals to a standard shovel, bypassing the need for onboard complex controllers.

A quick coupler drives a pin into an implement pocket at an angle to secure the connection.

Segmented transverse members handle breaking and leveling functions while a pivotal plate guides material flow across rough terrain.

Controller executes extraction maneuvers by adjusting blade position and frame articulation to restore traction on poor surfaces.

A lift arm with cross members and elongated members pivots to provide balanced support for implements.

An actuating valve lowers pilot fluid pressure to prevent engine stall while maintaining travel performance.

A composite bush resolves the strength versus elasticity trade-off in high-load joints by using a metal core and polymer outer layer.

A shovel processor adjusts arm and end attachment operations based on sensor detection of work part orientation to maintain consistent compaction force.

A universal dump block assembly uses a rotatable sheave and adapter system to enable flexible rigging configurations.

Remote hydraulic wedge actuation prevents accidental disengagement during rapid tool changes.

A wheel loader control device adjusts traveling drive force using acceleration and thrust sensors to maintain excavation performance.

Integrated rear frame arms eliminate bulky adapters to resolve complexity trade-offs while supporting larger operational loads.