Abraham Coomans

Title: Abraham Coomans: Innovator in High-Pressure Discharge Lamps

Introduction

Abraham Coomans is a notable inventor based in Eindhoven, Netherlands. He has made significant contributions to the field of lighting technology, particularly in the development of high-pressure discharge lamps. With a total of 2 patents to his name, Coomans has demonstrated a commitment to innovation and improvement in this area.

Latest Patents

Coomans' latest patents include advancements in high-pressure discharge lamps. The first patent focuses on a high-pressure discharge lamp with improved electrodes. This design features electrodes that comprise a tungsten rod projecting inside the lamp vessel, with a tungsten wire portion helically wound around its end. The ends of the helically wound wire portion are located within the sheath, ensuring that the end faces are rupture surfaces devoid of burrs.

The second patent involves a high-pressure discharge lamp that incorporates shielding means comprised of boron. This invention relates to a high-pressure metal halide lamp where the discharge vessel's filling includes an alkali metal. The design includes an outer envelope surrounding the discharge vessel, with a current supply conductor extending between them. A plate-shaped element made of boron nitride is mounted between the discharge vessel and the outer envelope, preventing increases in arc voltage and color temperature of the emitted radiation.

Career Highlights

Coomans has worked with U.S. Philips Corporation, a leading company in the lighting industry. His work has contributed to the advancement of lighting technologies, enhancing the efficiency and performance of high-pressure discharge lamps.

Collaborations

Throughout his career, Coomans has collaborated with notable colleagues, including Germain R T'Jampens and Wilhelmus C Der Kinderen, who is now deceased. These collaborations have likely enriched his work and contributed to the innovations he has developed.

Conclusion

Abraham Coomans is a distinguished inventor whose work in high-pressure discharge lamps has led to significant advancements in lighting technology. His patents reflect a deep understanding of the complexities involved in lamp design and functionality. Coomans' contributions continue to influence the industry and pave the way for future innovations.