Movable Seats TRIZ Cases

An asymmetric pawl wedges between guides via a cam mechanism, eliminating backlash without requiring tight manufacturing tolerances.

A vehicle seat bracket uses two width-separated contact portions to restrict link rotation during a crash.

A vehicle seat slide rail uses a rotating member to redirect lateral spring forces, preventing lower rail deformation and reducing flip-up effort.

A lower guide frame reinforcing profile with an oblique portion diverts vertical suspension forces along the slide.

A ceiling-mounted backrest arrangement uses a parallel rail system to pivot and stow the support unit vertically within the vehicle roof structure.

A vehicle cargo conveyor system uses a seat motor gearbox to drive transport when seats fold.

Asymmetric linkage tube geometry retains enlarged head pin, preventing disengagement during vehicle impacts.

A longitudinal adjuster uses a shoulder to jam a crossbar between rails, transmitting crash loads through the spindle nut.

Linear sliding guides constrain the motor position during assembly, eliminating complex three-dimensional bending processes.

Segmented locking gears engage internal gear rims via cam mechanisms to prevent gap formation and structural deformation under external loads.

Cam element acts on movable blocking element engaging locking pin, eliminating play from manufacturing tolerances and absorbing vehicle vibrations.

A seat recliner cam rotates a pawl to release the seatback for dumping.

A vehicle seat backrest uses a blocking device coupled to the fitting arrangement to secure the pivot axis.

Predictive seat adjustment and muscle stimulation align occupant posture with vehicle motion, reducing motion sickness caused by delayed response.

Extracting the memory device from inside the seat rails preserves structural stability while a friction wheel enables precise positioning.

Nested gears and an actuating arm control seat rail locking elements at memory positions, resolving safety complexity trade-offs.

Auxetic cell structure expands transversely to adjust vehicle seat components without complex mechanisms.

A vehicle seat control mechanism couples folding and longitudinal displacement movements into a single coordinated action.

A tip slide mechanism moves a vehicle seat assembly along a curved path to facilitate forward positioning.

Segmented gear rack and pawls resolve complexity trade-offs, enabling seamless bi-directional seatback adjustment.

Pantograph linkage pivots seat forward and upward, resolving the trade-off between forward displacement and vertical elevation for easier rear row access.

Single pivot deflectable leg rest eliminates bulky multi-joint structures for compact stowage.

Longitudinal adjuster uses a memory device to store seat position and distinguish between manual and backrest unlocking triggers.

Dynamic seat mounts with guide rails dampen acceleration forces, reducing inertial loads that cause motion sickness in occupants.

A seat system uses variable gain control to adjust command signals based on detected vehicle roll acceleration.

Segmented guide paths in a single control lever sequence seat back folding before canceling floor interlocks, preventing erroneous storage operations.

A powered head restraint electrical connector synchronizes with mechanical engagement to supply adjustment power.

Parallel drive axis and overlapping turntable unit eliminate manual locking devices, resolving adjustment precision versus space requirements.

Internal connecting members shielded by tracks prevent dust accumulation that causes malfunction, ensuring reliable locking pin operation.

Concentric torsion tubes merge recline and height mechanisms to resolve structural integrity and space efficiency trade-offs.

Arcuate stop hole guides mobile flange protrusion to limit seatback angle, reducing part count and weight.

An abutment member constrains seat rail movement to maintain belt retractor access, resolving the trade-off between comfort adjustment and safety reach.

A vehicle seat apparatus coordinates forward, downward, and tilting movements to facilitate ingress.

Parametrized outer components and identical inner parts resolve manufacturing complexity while meeting diverse load class strength requirements.

Integrating the lock body with the lead screw reduces space for mechanisms while a shake absorber manages vibration between components.

A coaxial twin recliner apparatus combines continuous and discontinuous mechanisms to pivot a vehicle seat back about a single axis.

A cantilever arm end stop deforms elastically to absorb drive unit impact energy.

A seat track stopper uses specific hole dimensions to retain steel balls during assembly.

Gear elements adjust spring unit position to change extension force without increasing manual effort expenditure.

A rail assembly carriage uses a slider bracket with ramp portions to receive an elongate shaft for adjustable positioning.

A hybrid floor rail combines a hollow aluminum outer profile with a nested steel inner rail to distribute mechanical loads across vehicle interiors.

Notch-based damping mechanism reduces impulse transmission to occupants while eliminating extra installation space for deformation elements.

A vehicle seat latch system uses a remote handle with an integrated flag to present a visual warning when extended.

Wedge clutch spring mediates gear plate rotation to eliminate stick-slip judder and reduce operational effort in recliner mechanisms.

A recliner assembly pivots a seat back to a dump position using an EZ-entry link and walk-in handle.

A motor vehicle seat uses a sliding mount to move the backrest between forward and rearward positions.

An additional pivotable frame absorbs high belt forces while enabling quick inclination adjustment.