Abstract: An autonomous, permanently illuminating object includes a sheath that defines an interior space in which is disposed a glass capsule containing a gaseous tritium light source. The sheath defines a transparent region. A layer of photoluminescent pigments is disposed between the glass capsule and the transparent region of the sheath.
Type:
Grant
Filed:
January 9, 2018
Date of Patent:
September 17, 2019
Assignee:
Smolsys AG
Inventors:
Sandro M. O. L. Schneider, Patrick P. Burkhalter