Alexandrina Anghelus

Title: The Innovative Contributions of Alexandrina Anghelus

Introduction

Alexandrina Anghelus is a notable inventor based in Buena Park, California. She has made significant contributions to the field of lighting technology, particularly with her innovative designs for incandescent lamps. Her work exemplifies the spirit of innovation and dedication to improving everyday technology.

Latest Patents

Anghelus holds a patent for a low voltage incandescent lamp with a dual envelope. This miniature or subminiature incandescent lamp is designed to operate with an energy source of 20 volts or less. The lamp features a filament enclosed in a first glass envelope, supported by a pair of metal contact pins. The design includes a first glass bead that seals the envelope, with openings for the metal contact pins that are hermetically sealed. Additionally, a second glass bead of low melting solder glass is larger than the first and is sealed below it, extending beyond the perimeter of the first bead. A third bead of high melting glass is also included, ensuring a robust sealing relationship. The interior of the first envelope is either evacuated or contains an inert gas, while the space between the first and second envelopes is hermetically sealed, filled with an inert gas or nitrogen. This innovative design results in lamps that maintain exterior surface temperatures not exceeding 160°C.

Career Highlights

Anghelus is currently employed at Illumination Technology, Inc., where she continues to develop and refine her inventions. Her work has not only advanced the technology of incandescent lamps but has also contributed to energy efficiency in lighting solutions.

Collaborations

Throughout her career, Anghelus has collaborated with esteemed colleagues such as John B. Hartley and Muralidhar Theegala. These collaborations have fostered a creative environment that encourages innovation and the sharing of ideas.

Conclusion

Alexandrina Anghelus is a pioneering inventor whose contributions to lighting technology have made a lasting impact. Her patented designs reflect her commitment to innovation and excellence in her field. Through her work at Illumination Technology, Inc., she continues to inspire future advancements in lighting solutions.