Gian D Dagna

Title: The Innovative Contributions of Gian D Dagna in Ink-Jet Printing Technology

Introduction

Gian D Dagna, an accomplished inventor based in Ivrea, Italy, has made significant advancements in the field of ink-jet printing technology. With two patents to his name, Dagna's innovations are poised to enhance the efficiency and quality of printing, catering to various applications from facsimile printing to professional printing services.

Latest Patents

Dagna's latest patents include a novel ink-jet printing device designed to improve printing speed and quality. This device consists of multiple ink reservoirs connected to equidistant nozzles, allowing for parallel line printing. It further subdivides line lengths and enables printing of distinct zones on sheets. The system employs a peristaltic pump to maintain ink circulation between the reservoirs and nozzles. Notably, the ink is conductive and held at earth potential, with selectively energized electrodes creating sprays of ink particles.

In addition, Dagna's serial ink jet printing head features a closed container carrying electrodes and a nozzle that can be easily replaced when the ink is exhausted. The container's design includes an expansible cavity also equipped with a compression spring to manage pressure and prevent ink leakage, ensuring a reliable and efficient printing process.

Career Highlights

Gian D Dagna is associated with Ing. C. Olivetti & C., S.p.a., where he has contributed to advancing printing technology. His work reflects a commitment to innovation, driven by an understanding of the complexities of ink chemistry and the mechanics of printing devices.

Collaborations

Throughout his career, Dagna has collaborated with colleagues such as Mario Buat and Franco Knirsch, fostering a creative environment that focuses on technological progression in the printing industry. These collaborations have enabled knowledge-sharing and synergy, further pushing the boundaries of what is possible in printing solutions.

Conclusion

Gian D Dagna’s innovative spirit and contributions to ink-jet printing technology underline his status as a prominent inventor in his field. His patents not only showcase his technical expertise but also signal a future where printing technology continues to evolve, driven by inventors committed to enhancing product efficiency and quality.