Mechanical Machines/Dredgers TRIZ Cases

A latching carrier system couples loader arms to implements using a spring-loaded mechanism and hydraulic actuation.

A front loader design routes control rods within the swingarm cross-section to maintain mechanical parallel guidance.

A cross bar linking bracket couples opposed lateral brackets on a tractor to absorb twisting forces from front-end loaders, reducing structural damage.

A dredging head assembly uses suction holes in the cutter housing to draw water and entrain loosened material.

Pivotable fan modules and segmented grilles resolve cleaning contradictions by exposing radiators for maintenance without compromising cooling reliability.

Asymmetric trapezoidal geometry and curved door resolve productivity complexity trade-offs in mining shovel operations.

A polyurethane tub on a support frame attaches to a track mini skid steer.

A hitch adapter uses a height-adjustable ball and size variable clamp to enable full vertical and rotational articulation.

Elevated excavation creates vertical spoil room, reducing truck reliance and lowering operational costs.

A pick assembly aligns the strike tip axis within five degrees of the strike plane to ensure even wear distribution.

Segmented device modules assemble vertically to create deep ground recesses, enabling trench wall cutting operations within confined tunnel spaces.

An anti-cavitation valve directs fluid back to the travel motor, preventing cavitation damage while a counterbalance valve blocks neutral flow.

A reverse tram interlock system diverts hydraulic fluid to enable fast forward transport speeds in trenching equipment.

Electric actuator pivots loader frame on utility vehicles, replacing hydraulic systems to cut installation time and maintenance costs.

A vacuum lift attachment driven by auxiliary hydraulic systems.

A controller scans engine speed to match hydraulic pump discharge flow rates.

A backhoe attachment mechanism uses engaging and locking members with urging springs to secure the implement without pins or bolts.

Strategic apertures in the snow blower auger housing restore operator visibility while maintaining structural containment to prevent obstacle damage.

A cross-link assembly uses a rotatable pin and lock member to align with a grapple.

Adaptive lighting control reduces operator glare by adjusting illumination intensity according to real-time work equipment position feedback.

An automated control system regulates tool rotation and feed rates to maintain quality consistency across varying soil conditions.

A work machine controller reduces implement speed during intervention control to maintain grading precision.

Segmenting the hydraulic reservoir into vertically stacked tanks resolves maintenance access conflicts while sustaining efficient fluid supply.

Engineered bucket walls use varying steel thickness and hardness to provide structural strength and wear resistance without replaceable liners.

Dynamic hoist bail pull adjustment reduces structural fatigue and forward tipping while increasing payload capacity in electric rope shovels.

Coupling members bridge transverse and support shafts across lock members, enabling tool attachment within narrow boom intervals.

Consolidating piston, sleeve, and accumulator membrane into a single serviceable module eliminates complete disassembly to reduce machine downtime.

A controller stabilizes implement mainfall angle using filtered chassis pitch signals.

A pressure plate applies controlled force to measure underwater bottom displacement without penetrating the substrate.

A wheel loader front unit uses a slave hydraulic cylinder to transfer implement loads directly between the lift arm and hub supporting elements.

Variable speed electric actuators synchronize lift arms to maintain automatic bucket leveling.

A closed-loop control system combines a single-axis gyroscope with an absolute height sensor to calculate angular displacement for precise blade positioning.

A hydraulic shovel adjusts main pump discharge rates based on boom angle sensor data to reduce oil flow.

Control logic merges flow paths so dual pumps act as motors, resolving low regeneration ratios from single-circuit designs.

Removing the operator cabin eliminates spatial constraints, allowing autonomous excavation and material processing in narrow tunnels.

A work machine component features a cavity housing seat that protects the wear sensor from erosive agents until the component reaches its wear threshold.

Replacing cast bucket parts with segmented laminated assemblies reduces repair time and equipment downtime while maintaining structural integrity.

Press-fit collars onto a compressible roller shaft to establish axial clearance during assembly.

A hydraulic control valve integrates a pressure compensator and flow rate prioritizer to manage fluid delivery across multiple actuators.

Segmenting the arm top into welded cast pieces simplifies mold design, enhances production accuracy, and reduces stress concentration.

Hydraulic coupler with gravity blocking bar prevents accidental accessory release during automatic attachment.

Segmented carriers linked by a yoke distribute load to eliminate tipping risks and enable trench creation in confined spaces.

A work vehicle control system adjusts hydraulic fluid supply to restrict bucket movement during rapid reciprocating operations.

Excavator control section issues start guidance via display device to resolve operator confusion and reduce work delays.

A grading machine control system automatically adjusts blade sideshift and pitch using sensor feedback.

A front loader locking mechanism uses a connection element to link an actuation element to a locking element for indirect force transmission.

Telescopic carriers extend lateral vibratory fingers beyond the bucket to dislodge stuck cargo without damaging hold walls.

A bucket control unit generates commands to maintain a constant excavating angle during operation.