Back Rests TRIZ Cases

A seat back pivot assembly uses a spring-loaded shoulder bolt and keyhole slot to enable self-locating mounting.

Cable-tensioned side wall cushions replace complex mechanical linkages, reducing weight and production costs while enabling precise lateral support adjustment.

An extension member engages a circular arc lower frame portion to reduce weld detachment forces during collisions.

Segmented spindle mounts allow transverse movement to prevent tensions and deformations in lumbar support drives.

Offset adapter plate displaces the second locking element to reduce lifting height, preventing inadvertent adjustments caused by vehicle vibrations.

Overlapping material layers in a vehicle seat bladder shift from compliant to rigid under vacuum, molding the support surface to an occupant's contour.

A rotatable holder secures a guide wire to the seatback frame, allowing the mat to move freely during normal operation.

A lumbar support device uses a lead screw to shift a first paddle, pivoting a pressure-receiving plate via a hinge mechanism.

An eccentric rotating shaft guides the upper frame plate along a trajectory that avoids collisions with internal appliances.

Weakening the lateral edge of the second substrate tape reduces bending stiffness, allowing continuous attachment to curved foam body parts during foaming.

A vehicle seat backrest frame structure uses a lower connection with a displacement restrictor to enhance transverse stiffness.

A vehicle seat system adjusts position and comfort equipment using sensor data to improve occupant support.

A stiffening unit reinforces a seat backrest, enabling closer placement near a sliding door without risking structural damage.

A seat assembly uses a dual-cable actuator system to pivot the seatback frame for rear entry access.

Triangular seat accessory segments into base and backrest portions that align with contours, resolving discomfort from bolsters during horizontal reclining.

Interlocking annular grooves and ribs expand surface area for lumbar support, avoiding spherical shape and reducing assembly complexity.

Segmented air bladders resolve uniform lumbar support limits by applying asymmetric pressure and height adjustments for personalized comfort.

A sandwich seat surface uses vacuum and air cushion layers to adapt to occupant body shapes without complex kinematic systems.

A vehicle occupant classification system measures seated height and weight to determine body mass index for safety subsystem tuning.

Longitudinal translation of a pivoting seat back across fixed guide bars eliminates lateral clearance requirements for position reversal in marine vessels.

Segmented bag body assembly expands to provide lumbar support surface and pressing force for vehicle occupants.

Integrating grips into the seat lower face eliminates separate parts, reducing manufacturing costs while maintaining effective body support.

Controller adjusts seat actuators and air bladders based on occupant anthropometry data to reduce spinal misalignments during driving.

Pressure sensors in the seat base and backrest detect occupant posture to automatically actuate adjustment mechanisms, eliminating manual operation time.

Retaining portions and side walls guide seat bracket positioning to resolve installation visibility constraints without reducing structural strength.

A seat assembly detects occupant fidget patterns using pressure sensors to identify discomfort locations.

A polymeric back panel uses a rupture line to split into rearward flaps that absorb collision energy.

A vehicle seat uses a contour linkage to adjust the backrest shape based on cushion movement.

Coordinated actuation reduces aircraft seat weight while maintaining multiple recline positions.

A smart multi-contoured seat support system adjusts multiple features simultaneously based on user-selected modes.

Offsetting the weld bead from the fixed portion reduces front-to-back thickness while laser welding enhances bonding strength without damaging the pad.

A bladder actuates a paddle to pivot forward and provide dynamic upper back support within a vehicle seat frame.

A vehicle seat backrest subframe moves rearward via a deforming restraining bracket to increase occupant body sinking during impact.

Passive air chambers redistribute gas between primary and supplemental zones to maintain structural integrity in fold-flat seating assemblies.

A pneumatic seat pressure monitoring method uses a compressor and leak to set predefined pressure in a preliminary volume for precise measurement.

Creating longitudinal notches near securing attachments prevents thermoplastic resin shrinkage from distorting the vehicle seat core member.

A yieldable elongated member plastically deforms to maintain backboard attachment under separation forces.

A deformable back-support panel with a motor-driven controller adjusts its shape to match passenger posture.

A vehicle seat side adjuster moves a top plate side part forward to support the seated person's body laterally.

A seat cushion device uses independently movable left and right metal plates to adjust local hardness for driver comfort.

Replacing explosive actuators, the system tilts the headrest via spring force and loosens tension wires for post-collision reuse.

A fold and dive seat integrates a tilting mechanism to move the cushion front portion during reclining.

Angularly adjustable V-shaped receptacle keeps Bowden cables co-linear, reducing friction and actuation force for convenient lumbar support.

A vehicle classification system measures seated height and weight to determine occupant BMI without manual input.

A hip lifter mechanism raises the lower seat cushion rear edge to align with the reclined seatback.

An inflatable bladder assembly provides customizable pressure distribution on the leg support, resolving adaptability versus device complexity.

Bending synthetic resin foam supports reduce vehicle seat weight and improve recyclability without sacrificing occupant comfort.

Relocating the projector to the seatback prevents obstruction of the driver's field of view when checking mirrors.

Segmented polyhedral bodies with crease lines resolve complexity in multi-layered bladder systems by enabling smooth transitions without precise manufacturing.

An asymmetric seat back profile with a shoulder cut-away and offset harness mount.