Building Braking Devices TRIZ Cases

A furniture hinge uses a tilting compression spring on a connecting rod extension to actuate the door smoothly.

A battery-operated locking arrangement uses independent magnetic subsystems to release doors without external power connections.

A sliding accessory integrates a damping device within its fixed seat to achieve buffering deceleration.

Segmenting force paths via an intermediary component reduces wear on the closer shaft and cam disc while ensuring smooth door closure.

Segmented lever mechanism with distinct elastic constants engages only during impulsive forces, preventing injury from heavy doors without bulky installation.

Adjusting ring rotates on connecting rod to change return spring pre-compression for door opener driving devices.

Hidden driver devices in tubular frames synchronize door leaves, eliminating external flaps that impair aesthetics and cause wear.

A hinge design uses a screw-driven friction element to balance door weight and control movement.

A damping device for movable furniture parts uses a manual handwheel to adjust piston rod position and modify resistance characteristics.

Self-service clamping means expand latching arms to grip profile edges, eliminating tool-free installation complexity while maintaining secure fixation.

A concealed door hinge uses a spring-loaded pull rod to automatically close and lock the door leaf within the frame.

An elastically deformable alignment system engages mating components to achieve precise six-way positioning through controlled elastic deformation.

A door actuator uses a flap carriage to mechanically operate an electrical switch, replacing complex rotary encoders with a simple mechanical linkage.

Embedded wedge component decelerates aircraft door rotation via pressure-triggered activation, eliminating coupling mechanisms and reducing system weight.

Offset axes in a door actuator allow asymmetrical cam contours that simplify assembly and reduce component complexity.

Relocating the damper from the oven body to the door arm reduces structural complexity and simplifies disassembly.

Flanges exert pressure on guide walls to secure the damping device, eliminating precise measurement requirements and visible drill holes.

Electromagnetic brake assembly meshes with rotating shaft to prevent forced opening and enable automatic power failure operation.

Centrifugal safety line assembly arrests bi-fold door falls during power loss, preventing uncontrolled descent.

A transmission system uses a switching device to decouple the drive motor from the output element for manual operation.

A door stopper and holder device uses a torsion-coil spring to pivot between modes.

Segmented locking uses a rotating hinge arm and fixed stop to maintain secure closure while allowing easy manual opening during frame displacement.

A sliding door uses a pivotable lever with magnetic elements to control closing speed.

Preloaded springs release stored energy via a clutch to move the sash, reducing noise from high-speed movement.

Segmenting the mounting sheath from the removable latch resolves the trade-off between secure sash stability and easy repositioning.

Gravity-assisted closure panels automatically seal underground ventilation ducts against storm water entry, eliminating labor-intensive sandbagging.

A door closer assembly uses wedges on a central shaft to apply friction against brake pads for controlled closure.

A linear damper with a plunger and stop provides damping forces for mobile furniture parts.

Relocating a hinge dampener to the space between the hinge axis and panel allows retrofitting standard holes without specialized mounting features.

Pneumatic damping absorbs kinetic energy from a closing door, eliminating slamming noise while maintaining reliable automatic closure.

Integrating a damper device inside the hinge arm slows door closing speed while maintaining standard dimensions and preventing slamming.

A soft-closing fitting uses a damping element to resist energy storage force and guide heavy sliding sashes into position.

A vehicle door checker converts rotational hinge movement into linear slider motion via a threaded shaft to increase the operating force section.

An adjustment member toggles a protruded portion against a damper piston rod, resolving the trade-off between automatic reliability and manual user control.

A tailgate drive system uses an electromagnetic clutch to switch between manual rotation and automatic motorized movement.

Relocating the guiding rod above the wardrobe eliminates internal space occupation while magnetic damping ensures smooth 180-degree door leaf rotation.

Magnetic or flex-tab connection members enable tool-free installation of the damping mechanism into the hinge cup, resolving assembly complexity.

A vehicle door arrester uses contact elements with different friction coefficients to influence retaining forces on the door retaining bar.

Sliding soft close hinges on a header track accommodate varying shower door sizes and prevent slamming.

Nested coils in an inductive sensor detect the arm's rotational position without mechanical wear, eliminating recalibration needs after power loss.

A decelerator applies damping resistance to a gear within the hinge mechanism to control cover movement.

A hydraulically actuated rod drives a pin to lift and rotate the door panel via a limiting link.

A motor and spring drive unit uses a movement sensor to detect deviations from normal signals.

Pneumatic pulling devices close windows via gas springs, eliminating bulky mechanical linkages that increase structural volume.

A wedge doorstop uses a rigid core and compressible outer layer to secure doors without surface damage.

A rotatable coupling system integrates a hinge device and mounting plate to secure closing elements while enabling smooth rotation around a defined axis.

A hinge mechanism integrates a braking element and elastic return means to manage panel rotation.

Segmented swivel joints reduce installation space while maintaining structural strength for retrofitting bulky vertical car doors.

Seven-joint linkage pivots connecting joints outside the furniture body to prevent sagging in heavy flaps.

Variable damping force from the rotary damper buffers impact while minimizing load on the door mechanism, resolving operability trade-offs.