Mechanical Machines/Dredgers TRIZ Cases

A U-shaped cover mounting bracket supports a prime mover cover via a hinge on a connecting member between left and right weight parts.

Coupling multiple powered mobile modules to a single attachment via universal connection assemblies to distribute power and load without increasing module size.

An integrated switching device merges pattern selection and locking into one motion, reducing operational complexity.

An electric drive source powers a telescopic boom actuator through a transmission joint that manages rotational states between drive and driven elements.

A display controller overlays work assistance information on an actual view of a work site within a cab.

Segmented floor mounting extracts the controller from the crowded cab box, enabling easy inspection while protecting against water ingress.

Fusing three-axis gyroscope and tilt sensor measurements resolves slow dynamic response errors in earthmoving blade slope control.

A flush-mounted annular attachment protects the protruding level gauge from branch damage in confined spaces.

A tractor front-end carrier uses a wooden deck and steel braces to create a large, modular load platform.

Lid members cover supporting member openings to simplify air intake pipe coupling while blocking rainwater intrusion.

A wheel loader controller moves material toward the vessel center to balance the load.

Torque converter distributes thermal load to protect inching clutch from wear while maintaining vehicle speed.

Asymmetric cam surfaces on the wedge block prevent jamming and secure blade engagement in demolition shears.

Segmented dual winches resolve low-speed efficiency trade-offs by switching between high and low velocity motors.

Machining a recess near the weld absorbs strain and minimizes crack risk, resolving reliability issues from residual tensile stresses.

A display system for excavators shows design surface position information on a screen using distinct visual forms for plane boundaries.

Valve closure blocks peak pressure transmission during rap-out actions, preserving accumulator durability against acute hydraulic shocks.

Display device correlates operating member symbols with maximum flow rate levels to resolve instrument panel confusion during attachment tool operation.

Relocates the control valve unit to a swing bracket opening, routing hydraulic hoses linearly through the structure.

Implement image sensor identifies surface material properties to adjust motor grader blade position for precise grading.

Controller actuates the boom to prevent bucket excavation below the desired grade, resolving hydraulic delay contradictions.

A transverse hinge device with a Z-shaped construction and eccentric pivot axes enables controlled tilting of soil-shifting implements.

A display system converts pitch and roll angles into polar coordinates to show tilt magnitude and direction on a monitor screen.

Auger assembly compacts filler material into barrier bags, replacing labor-intensive silt fences that fail under high water levels.

A motor grader control unit adjusts blade height based on forward topography data to maintain consistent grading geometry.

Control unit measures elapsed time between operator commands to detect incapacitation and block drive wheels, preventing accidents from lost control.

Switch and light source interface manages implement height without robust display to reduce cost.

Independent reels control conduit tension and payout, resolving the contradiction between dipper orientation adaptability and device complexity.

A dual-action grapple apparatus uses independent proximal and distal actuators to control arm movement.

Automated laser calibration determines implement dimensions and angle offsets, eliminating manual measurement errors in excavator geometry.

A dredging bell uses a movable sidewall partition to isolate alluvial deposits and enable suction without stirring the water bed.

Limiting supply flow prevents rod-side pressure buildup and cavitation, maintaining power to other cylinders.

A mounting bracket uses dual concavities to hold hinge shafts in two orientations for reversible bucket attachment.

Rolled steel excavator bucket lip reduces manufacturing time and weight while extending useful life through segmented armor layer replacement.

Segmented link members constrain the arm to a vertical locus, resolving stability and operability contradictions in working vehicles.

A work tool vision system dynamically adjusts camera zoom and centering to track moving equipment components.

Dual membranes adjust pressure thresholds to maintain reliable suction valve operation under weak negative pressure conditions.

Nesting a monitoring camera in an engine hood cut resolves space conflicts from exhaust apparatus while preventing heat transfer and theft.

Alignment pins guide the tool support base into a power supply support base, resolving connection time trade-offs.

Removable conduit cartridge housing isolates fluid lines from mechanical stress and debris while supporting multiple conduits within a single unit.

A detachable conveying container holds excavated soil on the work platform for controlled transport.

A coupler safety link mechanism prevents accidental work attachment drops during excavator operations.

Side tabs enable single-hammer positioning and driving, eliminating crane repositioning delays during installation.

Tilt-compensation system calculates boom positions from vehicle angle data to adjust excavation components automatically.

A quick coupler design positions the axis of rotation within the housing to create a lever effect that maintains the locking element in the closed position.

Replaceable tip adapter channels demolition forces perpendicular to the interface, reducing fastener stress and extending tool lifespan.

Universal vessel coupling eliminates specialized hardware complexity, enabling flexible bottom material displacement with optimized energy use.

A secondary implement assembly with a hydraulic coupler enables quick attachment of diverse tools to compact excavators.

A power bucket pivots halves via hydraulic cylinders to move cutting edges in a horizontal plane.