Operating Chairs TRIZ Cases

Integrating a capacitive touch sensor into the handle eliminates separate braking steps, enabling immediate operator element repositioning.

An electric seat actuator uses a four-stage planetary gear train to move vehicle seats automatically between seating and storage positions.

A dental lighting system adjusts beam shape and direction based on chair position to ensure precise treatment site illumination.

Independent lever segmentation via Bowden cable core and sheathing prevents unwanted handle movement during backrest folding.

A seat back drive link pivots the backrest to a vertical position, eliminating rearward latch protrusions that block third row access.

Segmented arms and ball joints reduce unit weight while resolving the contradiction between movement capacity and structural complexity.

An adjustable arm cradle and side bolster stabilize supine patients during sleep while converting to a wearable sling for ambulation.

A bed foot section uses a gas spring linkage to store onboard, eliminating separate space requirements while maintaining horizontal alignment.

A portable dental unit features a cylindrical design and internal hoses to enable bedside oral hygiene care.

A mobile patient examination system integrates physiological sensors and a touch screen display on an adjustable table.

A vehicle seat linkage system transitions between deployed and stowed positions using a coupler and hinge mechanism.

Linkage system moves seat cushion downward and forward while translating seatback downward and rearward to clear forward seats.

A spinal traction suspension system uses adjustable weight support to apply decompression therapy while the user sits.

A mechanical interlocking mechanism moves a vehicle seat cushion forward as the back reclines, driven by cable levers and locking pins.

Segmentation and dynamics principles resolve the trade-off between mounting stability and maintenance accessibility in dental water supply systems.

A rigid head-holder support couples a patient head restraint and robotic arm to a medical table via an adjustable interface.

Motor-driven arms adjust patient and instrument positions to resolve positioning discomfort during eye examinations.

Pivotable seat frames with sliding connectors enable independent vertical displacement to absorb impact energy and protect occupants.

A base with retractable wheels and fixed casters switches between stationary and mobile states via a lift mechanism.

A disinfecting system uses a UV light source and transparent conduit to treat fluids in dental instruments.

A wearable wrist-mounted cord positioner secures instrument cables to eliminate hand contact and reduce contamination risk during dental procedures.

Segmenting the column into three independent linear drives overcomes single-unit speed limits, achieving faster height adjustments for medical beds.

An interlocking mechanism between the seat part and frame secures three stable positions, eliminating manual locking operations during folding.

Semi-rigid headrest with hemi-ellipsoidal depression and lateral support surfaces applies targeted external forces to infant cranium.

A cervical traction device uses a linear reciprocating mechanism to raise and lower the neck rest section for controlled spinal stretching.

A vehicle seat link mechanism releases cushion locking via pivoting links without inverting the arrangement.

A universal strap with a pawl latch secures suction nozzle holsters to bedrails, eliminating vacuum noise and aseptic disruption.

A foldable vehicle seat pivots backrest and cushion on a common axle to resolve the trade-off between passenger capacity and driver access.

A vehicle seat linkage system translates the seatback and cushion between deployed and stowed positions using a guided rail assembly.

A seat reclining mechanism for power wheelchairs uses a single actuator and linkage system to pivot the back frame while moving the seat forward.

Ball joint positioning in this arm support assembly provides unobstructed elbow access during surgery.

A mobilization module induces controlled cadenced displacements of a patient support structure.

Offset windings with varying diameters reduce axial dimension while maintaining pretensioning force in vehicle seat locking devices.

A single lever actuates a recliner cam mechanism to pivot the seat back between upright and fold flat positions.

Electromagnetic joints allow quick limb positioning, resolving trade-offs between motion range and secure stabilization.

Expanded polypropylene foam replaces metal seat frames to reduce weight, eliminate complex kinematics, and improve fuel efficiency.

A vehicle seat suspension system uses an adjustable pneumatic spring element to provide horizontal movement and damping.

Triangular stabilization block with tether and hook-and-loop fasteners resolves the trade-off between heel comfort and limb stability in therapeutic boots.

A vehicle seat memory module safety catch rotates within a rolling bearing to intensify positional locking force through altered lever action.

Remote release interfaces enable single operators to adjust locked joints while supporting head weight, reducing setup time.

Independent chamber evacuation provides customized support for bariatric patients in inclined positions while minimizing pressure points.

Reinforcement plates redirect impact loads to the screw shaft, preventing gearbox damage and reducing upper rail sectional area.

Guide elements constrain flexible air bellows walls to prevent uncontrolled overlap and ensure uniform movement during inflation.

Vacuum-formed disposable cover fits dental tool holders to block direct contact between instruments and receptacles.

A dentistry training apparatus integrates an apex locator lead with a support tray to engage an endodontic cup for electrical measurement.

External and internal spindle holders with support brackets improve crash resistance without increasing device complexity.

Segmented elongated frames with a locking mechanism reduce CBCT weight while maintaining stability for mobile patient positioning.

A deformably non-resilient appendage retains a curvilinear tensioned shape to position a dental instrument within the oral cavity.