Legends TRIZ Cases

A light-guided locking assembly makes push-button switch states clearly visible while keeping the structure simple and cost-effective.

Alternating key-module light colors helps users locate specific keys faster while keeping adjacent illuminated keys visually distinct.

A four-layer membrane circuit routes compressed gas through stacked channels to prevent trapped air, corrosion, and waterproofing loss.

A bottom-mounted LED and guide core route light through the button center, overcoming shielding while keeping switch travel accurate.

Lock hooks, an alignment feature, and a retaining washer let push button display covers be swapped easily without losing fixed orientation.

A conductive spring makes contact before full dome collapse, speeding key response while adding tactile and audible feedback.

LEDs inside the knob module feed an annular light guide to illuminate the rotary encoder without increasing size for dim-use operation.

A nested inner-outer keycap protects the character layer from wear while cutting paint steps to improve manufacturing yield and efficiency.

By integrating switch traces and LED backlighting on one flexible substrate, this case cuts keyboard switch thickness while preserving press response.

Differential LED intensities and ambient light detection keep selected and unselected buttons distinct under changing lighting conditions.

A light guide with reflection and extraction features redistributes LED output across a keycap to improve glyph visibility and reduce light leakage.

A membrane switch shielding portion covers through holes between keycaps, hiding the base plate while preserving key travel and keyboard aesthetics.

Two under-slot light sources alternate illuminated zones with switch position, making the correct press area visible in the dark.

A two-sided illumination device uses a printed wiring board to transfer light from opposite sources to a user input region.

Dynamic thermoplastic bellows seals moving plunger against debris ingress, resolving adaptability and reliability contradictions.

External indicating means connected to auxiliary contacts reveal operational state, preventing environmental exposure from opening the enclosure.

A mobile keypad backlight system uses a light sensor to adjust illumination intensity, preventing contrast inversion and illegibility in dim lighting.

Tubular metal electrode section guides light from emitting units to operation surface while forming coupling capacitance for proximity detection.

Overflow grooves in the light guide key plate discharge trapped air and excess silica gel, preventing bubbles and surface defects.

A planar light guide film diffuses light uniformly across a keypad interface.

A waterproof touch keypad assembly uses epoxy resin and resilient spacers to seal electronics from moisture.

Rearward coil antenna matching button diameter increases radio wave intensity without expanding radial device size.

A touch sensor control module uses a translucent plate to transmit light from openings in the mechanical support.

A quadrilateral light transmission member routes dual-source illumination through a ring-shaped portion to maintain consistent brightness around an operation button.

A household operating device uses a sliding contact unit to transmit power between stationary and movable elements.

Bonding high and low permeability resin members with a clearance prevents mixing, resolving uneven light distribution in vehicle switches.

A cylindrical light guide member with an arc-shaped surface and reflective layer directs LED light to the button periphery wall.

Replacing rigid curing-resin boards with a flexible substrate reduces manufacturing costs and board thickness while maintaining illumination reliability.

A multifunction control button integrates axial selection and tactile sensors to manage multiple vehicle functions within a compact ergonomic interface.

A top-fire LED paired with an optical mask and light guide foil directs illumination through apertures to create uniform backlighting across keycaps.

Angled faces in the lens layer redirect backlight intensity toward character centers, eliminating halo effects caused by sublayer misalignment.

Segmented annular indicia on a panel sign convey device status via color changes, reducing surface area usage compared to matrix displays.

Axial push-buttons actuate elastic lamellae to secure wiring terminals, eliminating complex screw clamping and improving reliability in harsh environments.

One-way mirror film hides printed patterns when dark, eliminating manual hardware swaps during game reconfiguration.

Dual-leg light pipes route illumination to opposing actuator surfaces, maintaining visibility and intensity regardless of toggle position.

An automobile haptic actuator uses two electrical connector pins to contact conductive tracks on a support structure for direct assembly.

A disconnect operating handle for circuit breakers features a rotary mechanism with an automatic lockout lever.

A switch device uses a contact rubber to cover the circuit board and transmit push operations through elastic deformation.

A keycap design uses a specific top area thickness to allow light emission and pass through for character illumination.

Positioning the light guide in a substrate penetration hole minimizes optical path length, suppressing luminance unevenness across the design portion.

Selective depth etching of stacked keycap coatings generates a brighter border to resolve low graphic contrast in backlit displays.

A rocker switch uses a perimeter illumination structure to provide clear visual indication of its position through a translucent surface.