Building Braking Devices TRIZ Cases

A swivel stop rotates between retracted and extended positions to prop a door open without obstructing the pathway.

A movable throttle section adjusts its position relative to a channel wall under flow influence to create an adaptive gap.

Brake acts directly on drive motor output shaft to prevent door movement from gravity or obstacles without increasing gearbox complexity.

A single-axis furniture hinge uses a nested damper arrangement to control joint movement.

Compensating elements shift the mounting area relative to fastening areas, resolving installation delays caused by manufacturing tolerances.

Telescopic segments with adjustable internal axes resolve spatial constraints by enabling precise length customization without complex mechanisms.

Adaptive control unit adjusts drive actuation based on motion state signals to support manual operation.

Multiple stop surfaces on a pivotable element specify various open positions, eliminating costly end stop replacements.

Floating energy absorbing door stops dissipate closing impacts via resilient members, preventing wall stress cracks and eliminating heavy framing requirements.

A hinge uses a plunger and viscous fluid to dampen rotation speed during door closure.

A force assistor linked to one tank cover section applies an assist force to drive the primary cover into its closed position before the secondary section.

An integral rubber bumper strip combines multiple structural portions into a single injection-molded component to simplify manufacturing.

A rotatable counterweight assembly secures pull-out faucet hoses via a snap-fit rotary loop.

A closer arm assembly uses a cushioned stop to absorb impact energy between the main and connecting arms.

Composite head member with deformable projections absorbs impact forces, reducing rattling noise while extending useful lifetime.

Rotating wing mechanism on door frame reduces impact noise from sudden closures while enabling convenient installation and complete closure.

Nested flexible closers within the rail channel eliminate high-speed impacts during operation while maintaining a clean aesthetic appearance.

A low profile hinge uses a four-bar linkage and internal damper to ensure quiet cabinet door closure.

Kinetic energy harvesting in a sliding door track powers sensors and soft close functions, eliminating hardwired connections and reducing maintenance needs.

A door drive mechanism uses a selective clutch to switch between powered and manual operation modes.

Cooperating damping members in a connection apparatus generate variable resistance, solving constant drag issues in foldable electronics.

Segmenting the damping device into independent opening and closing actuators reduces load on the hinge part during rapid opening movements.

A compact hinge soft close device uses a rotating plunger to engage a housing slot for deactivation.

An intermediate piece mounts a damper piston rod parallel to the housing, resolving transverse force risks while maintaining a compact hinge envelope.

Segmented half-pistons with an adjustable needle modify fluid flow to resolve the trade-off between manufacturing precision and damping adaptability.

A guide element surrounds the glass pane edge to enable smooth rotation without visible slide rails.

A vehicle bumper stop uses a flippable elastic conical portion to cover gaps between structural members and trim.

A cam plate mechanism adjusts spring force in a document cover closer, resolving degradation of the free stop function over time.

A damper element uses a pivotably mounted carrier and leaf springs to absorb translational movement forces.

A hinge device uses a slider and pivot mechanism to enable automatic door closing with controlled movement.

A jamb lock door clamp secures classroom doors from the inside using a base and stop mechanism.

Segmenting the coupling into independent frame and sash elements eliminates precise alignment requirements while maintaining high force transmission.

A fire-resistant mounting frame uses a thermally intumescent drive element to push the door actuator away from the wall upon heat activation.

Adhesive mounting tape secures the torsion spring mechanism without permanent structure, preventing panel failure from unbalanced force distribution.

Pivotable collector arm with torsion spring compensates for manufacturing tolerances, enabling accurate alignment with the braking device.

Prior cushioning with a resilient bumper absorbs vibrations at the hinge support, eliminating noise from rough surfaces.

A dock-mounted swing arm supports the overhead door to prevent accidental closure, resolving safety risks for personnel.