Towing Devices TRIZ Cases

A vehicle attachment assembly provides pivotal and rotational movement through a ball connector interface.

Segmenting the mounting member from the ball hitch assembly reduces adapter size and weight, preserving tractor turning clearance.

A mechanical microswitch sensor integrates into the drawbar socket to detect plug presence directly.

A vehicle trim panel uses a second detachable mounting area to reposition the cover outside its normal driving position.

A towing vehicle coupling integrates a force sensor with an immobilizer to detect trailer load weight.

A pivoting cap arm engages a shoulder to limit expansion, distributing stress and preventing excessive wear during towing operations.

A universal underbed hitch mounting system integrates structural rails and protective trim rings to secure towing hardware.

Replacing stiff steel with a flexible FRP moment bar simplifies hitch setup while maintaining structural strength and load distribution across uneven terrain.

A hitch assembly featuring a sliding base sleeve and rotating tube enables quick retraction under the vehicle chassis.

Mounting the triggering component on the closure latch or hook body prevents blocking effect loss from mounting failure, ensuring operational safety.

Integrated fixing drive moves coupling arm through bearing interior to simplify release after prolonged driving.

Multi-joint linkage adjusts the tow-bar connector position to resolve space versus accessibility trade-offs.

A dual tow ball hitch uses a rotating arm to switch between two ball sizes, eliminating the need to replace components when changing trailer coupler types.

A tethered hitch pin couples to a vehicle connection mechanism through an intermediary link.

A weight distribution hitch uses a moment bar and tension mechanism to apply upward force on the trailer frame.

Separating the protective contour from the coupling arm maintains structural strength while providing optional protection for the contact device.

Positioning a towing nut 5mm to 10mm from the shock absorption box prevents bumper beam deformation during towing while avoiding hard points during impact.

Dual-latch retention distributes loading forces to resolve the reliability versus complexity trade-off in vehicle towing connections.

Segmented plates and structural ribs enhance durability while the self-service spring mechanism simplifies operation for unskilled personnel.

An actuating gear converts rotational motion into axial displacement for trailer hitch engagement.

A spoon element secures the hitch ball assembly to prevent accidental disengagement during travel.

A tow bar locking mechanism uses one spring arrangement to load the locking body and actuator, reducing device complexity by eliminating separate springs.

A tie-down insert uses a spring-loaded latching member to secure into a slotted receiver.

A rotatable coupling head within a trailer hitch assembly increases friction against bore walls to maintain locking position under load.

An actuator releases the locking device to allow gravity-driven pivoting, eliminating manual effort while maintaining secure position stability.

Intermediary adaptor rod extends tow bar boss into axle bore, clearing nose wheel tire interference and enabling free rotation.

A drawbar hitch conversion unit clamps a planter pull tongue to enable reversible attachment without welding.

Pivoting side rails and brackets allow the ladder to collapse for compact storage while providing safe access to the boat bow.

Independent ball shell pivoting prevents false locking caused by obstacles or misalignment while maintaining secure coupling stability.

A magnetic stabilizer secures tractor unit line springs to prevent knocking against the rear cabin wall.

A controlled-flexing trailer hitch uses disengageable spring-return stiffening members to transition between flexible and rigid states.

Flat sliding bearing surfaces eliminate static overdetermination in trailer couplings, preventing rotational play and noise without precise manufacturing.

Integrated evaluation electronics measure vertical load at the trailer hitch, eliminating leverage errors from mechanical scales.

An elastic driving projection displaces into a receiving cavity while magnetic sensors detect angular position, reducing wear during coupling.

A split bearing housing enables side insertion of the towing eye shaft.

Discrete tilt selectors with visual indicators resolve assembly difficulties and enable repeatable angular positioning.

A vehicle controller processes imaging, proximity, and electrical signals to determine trailer connection states.

Integrated trailer drive and braking system uses drawbar position detection to prevent jerking during mode transitions.

Sliding hitch part retracts via helical spring after disengagement, resolving manual intervention and storage space constraints.

Resistance welding joins trailer hitch carrier profiles to brackets, reducing thermal deformation and maintaining dimensional accuracy.

A towing assembly uses an offset hook to transmit tensile loads while absorbing compressive forces through dynamic movement.

A rotating cover mechanism displaces to conceal or expose a hitch receiver using pivot pins and guide channels.

A retractable tow rope reel adjusts length via a latching notch mechanism to minimize slack.

Segmented base and foam components balance rigidity against impact damage while reducing material usage in trailer couplings.

Nested drive rings protect components from dirt while enabling direct axial movement of friction plungers to dampen trailer swaying.

Cut section in aluminum hook bracket reduces vehicle body weight while maintaining towing reliability through modified welding patterns.

A trailer coupling uses a fixing drive inside the bearing to actuate an external element.

Camera image analysis detects trailer coupler lock state to prevent hazardous disconnection caused by operator forgetting to secure the connection.

A trailer hitch coupler uses a safety pin to lock the latch handle in an upward position.

A trailer coupling retainer uses a support element with a protrusion to absorb transverse forces acting on the tension anchor.