Stools TRIZ Cases

See how movable knee, foot, and buttock support members with load sensors adapt to different le

See how a dynamic stopper mechanism suppresses front-rear seat swinging while preserving left-r

See how a T-shaped underframe relocates motor devices from vertical to horizontal mounting, red

See how a partially-open annular ring cushion with circular and trapezium-shaped hollow spaces

A deflated child neck pillow inflates remotely through a tube and pump, adding sleep support in car seats without disturbing the child.

See how a metal bracket, polymer bushing, and snap-on cover create a fully enclosed seat tilt m

See how a plug-and-play chair integrates motion platform, vibration, wind, aroma, smoke, water,

See how a chain-based tether device with dual fasteners secures outdoor cushions and covers to

See how a forward-leaning chair uses chest support and inclined seating to align lumbar, hip, a

See how a sliding receptacle merges beverage storage with control switches and USB power in a s

See how dual rotary back supports with front-rear rotation axes enable coordinated seat and bac

See how pivoting swing arms attached to chair backs rotate from 90 to 180 degrees, relieving ne

See how dual rocker spring assemblies with left- and right-handed springs enable seat rocking w

See how an automated chair system uses biosensors and timed intervals to shift between sitting

See how molded elastomer prongs deform between rest, pre-stressed, and stressed positions to ma

See how a spindle with opposite threads drives two sliding blocks synchronously to simplify lum

An elastic member between uneven rolling surfaces absorbs curvature changes, enabling smooth seat tilting while reducing rattling and noise.

See how elastic members and flexible straps replace traditional foam to enable adaptive support

See how a five-rod footrest mechanism with segmented elements increases stretched length and re

See how a double-bracket pivot system simplifies headrest assembly, reduces design complexity,

See how a stretchable sheet material and elastic member conceal the gap between 360-degree swin

See how multi-stage rails and elastic contact enable foot-operated lumbar pad adjustment while

See how magnetic plate members and embedded magnets replace elastic straps to maintain cushion

Resilient support arms tension casters against the center shaft to keep pendulating chair motion quiet, play-free, and durable.

See how a seat frame combines rigid material with softer inserts in grooves to flex under load,

See how a force-activated retractable wheel assembly resolves the chair stability-mobility cont

See how a slidable table mount on an armchair flank enables adjustable positioning for users of

See how a movable seat with elastic biasing and gravity-assisted descent enables trunk muscle e

Arcuate support and segmented elastic elements stabilize chair rocking, prevent disengagement, and deliver smoother return forces with less noise.

See how a segmented chair cover with zippers and hook-and-loop fasteners prevents non-commercia

See how a segmented backrest with guide parts and elastic components adapts to left-right body

See how a unified driving device controls backrest, leg rest, and seat folding through linkage

See how a nested counterbalance assembly inside the backrest enables smooth reclining while kee

See how a male-female connection mechanism couples backrest rotation and seat sliding to enable

See how a mountable holder assembly integrates beverage, accessory, and digital display functio

See how a gaming chair with integrated displays, speakers, and controls enables modular machine

See how a parallel-platform hinge with angular elements enables sofa backrest depth adjustment

See how a dual-actuator recliner uses mechanical segmentation to enable independent backrest an

See how translatable armrests and modular chest support reduce fatigue during prolonged forward

A segmented hinged frame with elastic cord support expands sunshade coverage while keeping the portable structure light, sturdy, and easy to fold.

See how a planar mount with U-shaped cup and fins attaches umbrellas to folded beach chairs, en

See how a nursing sling pillow merges cushion support with wrap-around straps to distribute inf

See how a rack-and-slider locking mechanism with elastic members enables continuous backrest an

A flexible chair foot attachment adds controlled wobble so students can expend energy while seated, improving focus without disturbing others.

Pressure sensors and controlled seat movement redistribute support to reduce soft tissue stress, peak pressure, and blood flow restriction.

See how a forward-leaning chair with femur inclination, lower leg support, and chest support re

See how thermal radiation forms convex knots at plastic rattan edges, enabling secure cavity fi

See how a threaded rod with opposite-handed sections drives slider blocks to enable wide-range