Towing Devices TRIZ Cases

See how a trailer-mounted cooking assembly integrates grill, hotplate, and deep fryer with stor

A removable support bar lets heavy ball mounts hang vertically, saving retail space while making size and variation differences easier to see.

A lever-driven transmission retracts the coupling pin by pulling instead of pushing, making drawbar coupling easier and more ergonomic.

An extendable lever built into the handwheel cuts locking force, improves intuitive use, and blocks accidental trailer coupling actuation.

An ECU adapts knob steering limits to each trailer backing maneuver, making reverse control more accurate and easier for one driver.

A pivoting, detachable tow hook assembly preserves towing strength while reducing front-end collision damage to the vehicle and barrier.

Invalid speed or ignition signals can trigger unsafe coupling-arm movement, so this control unit validates vehicle status before actuation.

A camera tracks trailer features in the image to calculate relative position, helping drivers maneuver turns and reversals with fewer collisions.

Adjustable delivery housings, turntables, and rail sensors automate RV storage and retrieval while reducing damage risk and wasted space.

A load-measuring hitch adjusts spring bar tilt and preload to set tongue weight quickly and reduce sway and tire overload.

Magnetic field sensing in tow coupling pins measures load direction and force without strain-gauge weakening, enabling alerts and stability control.

An incomplete gear and locking layout lets an electric trailer hitch retract cleanly while holding stable extended and retracted positions.

A rotating hitch arm uses a swivel and lock mechanism to keep towing stable while opening tailgates, trunks, or cargo doors.

Electromagnetic force keeps a stable gap in a vehicle joint coupler, reducing impact and slipping during turning, acceleration, and braking.

Blocking surfaces and angularly spaced rotary locking units hold the actuating body only in intended release positions, reducing noise and complexity.

Offset brackets remove transverse cross members so under-bed hitches fit varied truck frames with easier installation, access, and lower weight.

A rotating base plate and shackle self-align with load direction, spreading force for safer side pulling on recovery vehicles.

Multi-sensor sway prediction combines hinge angle, cameras, radar, and IMUs to warn drivers early and apply staged trailer stability control.

A flexible cable grommet adds space for switches or speakers while the hard housing protects trailer coupling electronics from dust and moisture.

A rotating receiver piece and composite bearing assembly expand hitch articulation to reduce towing stress and failure on uneven terrain.

A Hall sensor detects active and inactive lock states in a trailer coupling, giving unambiguous rest and operating position signals.

Adjustable fixing surfaces compensate for tolerance and wear, keeping a swivel trailer coupling securely locked in use and non-use positions.

By integrating sensors, drive motor, and pivot control into one housing, the coupling cuts mounting complexity and improves fault resistance.

A single camera tracks two trailer image regions to determine relative orientation accurately without multi-sensor triangulation.

A sensor-triggered locking mechanism retracts the tow hook before impact to reduce damage to vehicle components and barriers.

A deflector over the ball coupling stops a tipper rear wall from jamming during unloading while supporting smooth, low-damage movement.

Radar and micro-Doppler wheel detection estimate trailer articulation angles accurately without added coupling sensors or sensitivity to weather and light.

A pivoting, sliding cover protects the trailer ball while staying easy to open, using a pin-guided shell and magnetic closure.

A snap-fit bracket and slot layout lets one trailer carry the aircraft body and wings together, cutting disassembly, handling time, and cost.

A rotating two-connector bracket lets vehicle accessories mount quickly, stay secure, and be removed to preserve departure angle off-road.

A hydraulic piston lifts and lowers the gooseneck ball hitch, replacing hand cranking so one driver can couple heavy trailers more easily.

By removing the trailer coupler and locking the retaining pins, this assembly blocks unauthorized towing without frame modifications.

An integral connecting body and friction welding stabilize the rear vehicle holding assembly while cutting weld time and cost.

A cam-guided locking element secures the pivot bearing in rest and rotary lock positions, improving alignment and reducing transition noise.

Sensor-backed graphical feedback lets operators remotely inspect and control trailer coupling status with clearer load data and secure access.

Curved clamp bodies match the tow hook profile to spread towing loads, enabling quick single-bolt mounting without sliding or turning.

A raised loop anchor and grabber tool let users secure trailer safety chains from ground level while maintaining tension and preventing accidental release.

Magnetic landing gear sensing blocks unsafe fifth-wheel release and alerts the driver when trailer disconnect conditions are not met.

An integrated scale and sensor detect hitch-ball load automatically, helping monitor trailer weight limits and vehicle settings.

Controlled trailer yaw oscillations reveal center of gravity and natural frequencies, helping heavy-duty stability control reduce snaking risk.

A threaded lock rod, spring, and locking member tighten hitch fitment to reduce sway while blocking removal without unlocking.

A torsional spring biases the rotating funnel back to equilibrium, limiting over-rotation and reducing drawbar coupling damage on rough roads.

A yieldable fuse limits recovery loads, dissipates stored rope energy, and reduces frame damage and recoil during ATV or UTV extraction.

An internal screw plate and outer bracket clamp the vehicle crossmember to retrofit a trailer hitch without welding while improving load distribution.

Image-guided tethering sensors and a processing unit align a trailer coupler with a tow hitch automatically, cutting manual hookup attempts.

A bracket and internal screw plate clamp the vehicle crossmember to retrofit a trailer hitch without welding while improving load distribution.

An inner-side plate nut and matching profile holes improve trailer drawbar load distribution while reducing housing bulk, weight, and assembly effort.

A hollow drawbar with a reinforced end bracket improves load distribution, cuts material use, and resists deformation under stress.

A camera-Lidar hitching setup aligns an AMR to a trolley pin for zero-touch coupling, reducing manual errors and safety risks.

A slotted break-away recovery point stays strong for pulling yet rotates off in a crash to preserve frame deformation and reduce occupant trauma.

A hinged, spring-biased tow hook deploys for strap attachment and stows under impact to reduce bumper interference during collisions.

A spring-biased tow hook pivots rearward under collision loads, reducing barrier or pedestrian impact while preserving towing function.

A spring-biased upper retainer and lower guide create secure frictional engagement in a trailer hitch receiver for easy, removable accessory mounting.

A force generator and coupling apply a counter-moment at the hitch to rebalance axle loads and reduce trailer-induced handling problems.

Talcum powder and rollers cut sliding friction in an adjustable tractor, easing vertical adjustment while reducing wear and shake.

A flexible attachment cord lets the tow hook move and retract during impact, reducing bumper and crush-structure damage.

A slotted mounting element bonds around the cross member to resist vibration and deformation in vehicle coupling units.

An integrated tow ball camera gives drivers clear hitch alignment guidance on a personal device while staying concealed and protected by a removable cap.

Rear camera image processing detects improper trailer hitch connections and alerts the driver or limits vehicle operation until fixed.

Coils in the housing and tow hook create magnetic damping that absorbs collision energy and prevents rear-wall contact damage.

A locking latch and receiver slot secure removable safety-chain anchors while keeping the truck bed clear when towing hardware is not needed.

A tensioned cable and pulley hitch redistributes tongue weight while preserving yaw, pitch, and roll movement for steadier towing.

A crumple unit with an impact body and deformation bodies lets a trailer coupling absorb crash energy while still transmitting towing forces.

Movable side impact elements and foldable absorption walls let a rear cross member absorb side collisions without damaging the central unit or body.

A telescopic hitch-mounted arm blocks adjacent parking space intrusion to preserve wheelchair ramp access and aisle clearance.

A threaded-shaft carriage and lockable coupler speed hitch height adjustment while keeping towing attachments stable and tamper-resistant.

Uses a 7-way trailer socket and 2-pin SAE connector to deliver stable, higher-power accessory output without battery clips or vehicle modification.

A shear pin lets the tow hook retract into its housing under collision loads, reducing impact harm while preserving towing function.

An image sensor estimates trailer frontal area so the ECU can adjust pedal gain by size category and keep tow-mode acceleration feel natural.

A removable bumper-mounted cover conceals the tow hook attachment end, improving vehicle appearance while protecting the hook when not in use.

Remote actuation pivots the receiving socket to release the coupling ball, preventing fire spread during emergencies.

An adjustable channel mount coupler prevents rattling through a dedicated anti-rattle feature that eliminates play between the flanges and mounting channel.

A rotating adjustment assembly extends internal elongated members to fit various trailer couplers, eliminating the need for multiple rigid parts.