The Transforming Guitar by Mattias Krantz and Adam Damato converts from a backpack-sized ukulele into a full-size guitar through a telescoping neck and expanding body. The neck extends by approximately 10 inches using interlocking sections reinforced with a steel core to withstand string tension without detaching from the body. Custom strings route through an internal roller system that automatically feeds and retracts slack as the instrument changes size, allowing the same strings to function in both configurations.
The body expands through six independently moving panels that unfold into a traditional guitar silhouette rather than a symmetrical shape. Metal structural components reinforce the expansion mechanism, while the articulated panels travel different distances to recreate the proportions of a full-size guitar. Developed through multiple prototype iterations, the design combines telescoping, tension-management, and deployable body systems into a single mechanical instrument that transforms without removing or restringing its components.
Image Credit: Mattias Krantz, Adam Damato
What's Driving This Trend
- Transformable Instruments
- Modular music products that shift between compact and full-size formats create opportunities for portable performance, travel-friendly practice, and space-saving ownership models.
- Mechanical String Systems
- Integrated tension-management mechanisms such as rollers and retractable string routing point to new instrument designs that maintain playability across adjustable configurations.
- Deployable Product Design
- Expandable structures with articulated panels and reinforced cores suggest broader potential for consumer goods that balance portability with full-scale functionality.
Who This Affects Most
- Musical Instruments
- Instrument makers can explore mechanically adaptive designs that preserve acoustic familiarity while introducing new convenience for mobile musicians.
- Travel Gear
- Compact-to-full-size creative tools align with demand for luggage-compatible products that support hobbies, work, and performance while on the move.
- Mechanical Engineering
- Precision telescoping assemblies and load-bearing deployable mechanisms reveal applications for durable transformation systems in compact consumer hardware.
