Back Rests TRIZ Cases

Air adjustable tubes inside the seat frame reduce operator fatigue by providing customizable lumbar support and pressure distribution.

A unitary seat back assembly fuses composite cover and frame components via homogenous chemical bonding.

Compressible edge and inflation bladders connect via check and dump valves to adjust cushion pressure.

A vehicle seat structure uses vertically interconnected support members to create a wave-shaped suspension surface for occupant comfort.

Segmented collar design reduces attachment space for air bag units while maintaining weld strength through axial protrusion.

Replacing noisy Bowden cables with a direct-drive threaded member mechanism reduces energy loss and noise in vehicle seat backrests.

An inertia-driven pivot joint deploys the upper seatback to prevent passenger contact with rigid structures.

A hybrid vehicle seat backrest structure combines metal and plastic components to distribute forces along optimized load paths.

Seat channels direct secondary sound waves to occupants, resolving acoustic barrier interference.

A pneumatic air bag system expands and compresses to induce specific skeletal muscle movements for targeted training.

A seat back frame holder locks an upper frame and bracket via aligned through-holes, eliminating welding equipment.

A side support member couples to the partition and seat base to restrain lateral driver movement during collisions.

Positioning the lumbar rod between the holder and vibration device prevents mechanical collision while maintaining waist support.

Bent general steel pipes allow localized heat treatment at stress-concentrated corners, resolving the trade-off between manufacturing cost and frame strength.

A backrest for industrial vehicles features resilient upper side portions that move outward to accommodate scapula movement while maintaining spinal support.

Integrating support holes and rotatable hooks into the seat back frame simplifies installation while optimizing internal space utilization.

A vehicle seat varying mechanism adjusts the cushion and backrest positions to modify occupant support.

A vehicle seat backrest extension shifts laterally to support the driver torso during off-center working postures.

A deployable driver station uses a pivoting seat back and retractable steering wheel to adapt between driving and passenger modes.

A spindle drive actuator couples multiple traction devices to a single threaded mechanism for simultaneous seat component adjustment.

A vehicle headrest assembly uses a single locking device to enable translational and rotational frame movement.

Integrated sensor recesses in the foam part compensate for component tolerances, eliminating complex post-assembly alignment procedures.

Integrating air supply units into the seat back frame with wire supports and elastic covers reduces vibration transmission to occupants.

Displacing the leg fixing portion relative to the body lowers rigidity, dispersing stress concentration in the cushion frame center during load application.

Configurable seat frame with independently swiveled wing elements for customizable passenger support.

A lumbar support assembly uses a rotating device to adjust the comfort mat height and protrusion for passenger back and waist regions.

Replacing noisy Bowden cables, the threaded mechanism reduces component weight and operational noise while maintaining efficient adjustment.

A single motor drives multiple screw shafts via a clutch mechanism to adjust seat position.

A vehicle seat detection system estimates occupant body height by analyzing dynamic load changes during the seating transition.

A control module adjusts airbag deployment based on impact orientation and magnitude, protecting rearward-facing occupants in autonomous vehicles.

Articulated backrest segments adjust independently to maximize passenger comfort within fixed railway seat pitch constraints.

Replacing complex motors with phase-transforming SMA wire, the hinge provides rapid lateral bolster support during vehicle maneuvers.

A rail vehicle seat uses independent backrest cushion movement to adjust seating position.

Rear-facing and front-facing recessed portions in the resin seatback frame redirect impact loads to suppress stress concentration at connecting joints.

An elastic buffer member between the air bag and cover prevents foreign body sensation while maintaining smooth operation.

A vehicle seat back panel integrates a toe kick using an extended adhesive layer between upper and lower structural layers.

A seat air cell control unit measures internal pressure to adjust injection duration for accurate volume expansion.

A pivotable seatback support uses a linear actuator and link to drive tilting motion within the frame structure.

Segmented inserts with varying heights control occupant H-point accuracy in small vehicle packages without complex mechanical adjustments.

An inclined back wall portion in the seat lower frame expands rear foot placement area without compromising structural stiffness.

Pelvis-level seat reinforcement orients the spine into a balanced posture, maintaining comfort at reduced backrest angles to maximize passenger density.

Threaded sleeves nested in the tubular frame secure the composite contour element, reducing pressure points while hiding connection hardware.

A vehicle seat system uses pressure maps to classify sitting positions and adjust physical configuration for occupant comfort.

A vehicle motion sickness control system actuates vibrators at target frequencies to attenuate vertical vibrations.

Segmented seat frame modules adjust independently to resolve the contradiction between adaptability to different body sizes and structural complexity.

Hat-type frame material joined to panel material with beads resolves insufficient stiffness and vibration noise in seat back frames.

A laterally translating seat pedestal moves along a vehicle floor track to enable rotational adjustment and multiple seating configurations.

Constricted air cushions with tensioning elements distribute lateral pressure, preventing the spine from being pushed away by excessive middle arching.

Pneumatic bladder members replace rigid frames in a collapsible seat assembly, reducing weight while maintaining structural strength.

An adhesive bond joins the fitting upper part to a backrest structure recess, eliminating reinforcement inserts and reducing component count.