Card-Filing TRIZ Cases

See how a track-guided adjustable frame supports multiple folder sizes without screws or adhesi

A rigid back, elevated retainer bar, and bag engagement members keep reusable and plastic bags open, upright, and adaptable to different sizes.

A removable handle and elongated engagement members keep plastic and reusable bags open, upright, and easy to fill at checkout.

Recessed card slots, compliant retention, and finger holes let trading cards stay secure for signing without corner damage or hard removal.

Staggered dividers and an extruded frame create adjustable document pockets that mount easily with dry-erase display boards.

Wireless-powered lighted balls use gravity transport, lifting, and air pressure to create adaptable displays with less wiring and complexity.

A thermoformed clear plastic tray integrates spring-biased pusher arms to keep packages visible while improving stackability and assembly.

Pneumatic ball recirculation through clear tubes creates adaptable moving light displays without bulky mechanical lifting.

A pivoting stepped member and chute-shaft assembly cut friction, prevent jamming, and keep card ejection reliable over repeated use.

Daily adaptive notifications break romantic communication into manageable tips and use feedback to improve relationship intimacy without overload.

Hinged connecting members and elastic restoring force create variable card space for easier access while preventing cards from falling out.

Hinged clamping plates and elastic restoring force create variable card space for easier access while preventing cards from falling out.

An automated card sorter replaces manual expert sorting by using optical sensors and a controller to match card features with specific bin locations.

Segmented boxes with inner handles resolve the contradiction between ease of operation and structural complexity in seminar storage systems.

Sliding support assemblies move dunnage along tracks to improve worker access without increasing container length.

Stepped tracks with spaced channels accommodate different panel sizes in one carrier, eliminating the need for multiple specialized units.

A hinged-lid box with a forward-tilting front panel positions flat articles for easy one-at-a-time removal.

Slave nodes assert interrupt requests via unique delay times to bypass round-robin polling and reduce communication latency.

Nested document holder flaps interleave offset pockets to reduce thickness, enabling slim wallet storage without bulging.

A card holder uses a spring device tensioned by insertion to eject cards through a lateral actuator.

Foldable base assembly encloses data cards to prevent theft of visible account numbers while enabling batch activation via a security barrier.

Segmented panels with hook-and-loop pouches resolve the trade-off between item protection and rearrangement flexibility.

A gift card system uses a unique identifier to link the physical card to a remote account for direct-to-consumer delivery.