Mechanical Machines/Dredgers TRIZ Cases

A nitrided track pin alloy with silicon and nitride-forming elements creates a hard external surface layer.

A heavy duty adapter uses arcuate surfaces and variable blends to distribute load across ground engaging tools.

Hydraulic cylinders adjust the jaw passage height in a crusher bucket, accommodating large contaminants and preventing structural damage.

A hybrid load bucket assembly pairs a lightweight double-wall bucket with a removable reinforcing structure for rapid attachment to work vehicle loader arms.

Segmented wear parts link via tongue-and-groove joints to form a continuous lip, balancing durability against weight and manufacturing complexity.

Segmented and merged locking bars capture attachment pins, preventing unintended detachment during excavator operation.

Pressure-sensitive valves divert hydraulic fluid between two cylinders, resolving motor grader capacity limits and ensuring correct sequencing.

Controller synchronizes fixed slope, design driven control, and fixed load grading modes to maintain constant blade slope and load during terrain contouring.

A cleaning robot uses a tilting suction part to remove sediment from water tanks.

A controller adjusts speed and force parameters based on sensor signals to manage suspended loads in industrial machinery.

Segmented toolbar coupling reduces inventory complexity by enabling rapid tooling swaps on mining equipment.

A work machine control system adjusts throttle and transmission ratios to optimize engine performance during non-work functions.

Controller estimates axle loads via pivot pin sensors to regulate engine torque output.

Inverting the control valve to the rear front unit enables a single boom lift arm while improving accessibility and reducing conduit wear.

A locking bolt system integrates hydraulic plug receiving bores within its force transmission regions to join construction equipment tools.

Input shaping anticipates terrain disturbances via trajectory analysis, pre-adjusting the implement to eliminate response delay and oscillations.

A bucket compound back section forms a basin profile to distribute material within the structure.

A shovel control device calculates excavation reactive force and weight using sensor outputs to determine material mass.

Hollow inner reinforcement beams abut to form perimeter profiles, reducing internal stresses and weight while maintaining strength.

Controller reduces mechanical arm travel distance and derates fluid output when load exceeds threshold to prevent tipping instability.

Concave guide surface on excavation chain link matches return member curvature to reduce wear and extend lifespan.

Segmented side plates reduce ground contact length, lowering resistance and enabling efficient soil excavation.

Direction-dependent gain control counters chassis pitching on uneven terrain, preventing vertical variations and washboard patterns.

Welded couplers and pre-installed grout tubes eliminate mechanical failure risks and improve installation efficiency.

A milling device bearing plate recess accommodates an adjustable cutting tool trajectory, reducing abrupt shock loads on the drive gear during soil engagement.

An iterative control process calculates precise node positions using laser measurements to resolve calibration complexity and improve measurement accuracy.

Positioning the reserve tank above the engine and facing exterior openings allows external air flow to cool the tank, preventing heat damage.

A rotating milling cutter with a pivoting collar dispenses cables while excavating.

Modular wear parts replace rapidly worn teeth without disassembling the jaw assembly, reducing maintenance time.

A control unit determines implement shape by calculating peripheral point positions relative to a reference point on a contact surface.

Data processing module extracts surrounding environment information by removing self-represented points, reducing noise in automation trajectory planning.

Segmented holding blocks with wear indicators protect mounting structures from abrasion while enabling rapid element replacement.

A multi-purpose work machine integrates digging, loading, and transporting functions into a single modular platform.

Integrated mine scoop apparatus disperses liquid fire suppressant mixtures directly from the bucket.

Height-adjustable arrowhead spreader structure on a caterpillar track implement overcomes container volume limits and transport load constraints.

An automated control system manages multi-blade position coordination to resolve operator visibility constraints while improving material removal efficiency.

Eccentric shafts adjust the movable jaw distance in this crusher bucket, resolving strength versus complexity trade-offs.

A bulldozer front grille uses independent rotation plates to open fully for radiator access.

Asymmetric dipper geometry and localized plate reinforcement improve penetration into hard materials while maintaining structural integrity.

Offsetting hydraulic filters vertically inside the pump compartment creates sufficient workspace for tool access and simplifies filter replacement tasks.

Controller adjusts blade position relative to front tires using sensors to prevent contact damage while maintaining grading precision.

A front loader indicator device uses a guide tube and rod system to signal work implement posture.

Pivotable retaining bodies decouple actuators from bending moments, protecting hydraulic seals and accommodating power supply mechanisms.

Automated posture control maintains bucket tip contact on inclined surfaces, reducing excavation time and ensuring uniform surface evenness.

Threaded adjustment mechanism compensates for cross bar wear to prevent bucket rattling.

A machine bucket assembly design featuring a curved middle section and specific geometric ratios between pin holes to enhance loadability.

A controller adjusts target load values based on travel device slip detection to manage work implement forces.

A raking assembly transmits thrust from the chassis directly to the loading bucket, bypassing the articulated arm.