Inventors:
Derek Haynes - Bonita Springs FL, US
Stuart M. Jenkins - Bognor Regis, West Sussex, GB
Michael Thomas - Peacehaven, East Sussex, GB
International Classification:
G01J 1/00
US Classification:
2504951, 2504931, 2504941, 250504 R, 2505031, 40604, 406061, 436 56
Abstract:
A heat emitting beacon having a rotating parabolic mirror to concentrate the heat from a gas heat source, said mirror back being coated with a passive cold emission material comprised of a metalized plastic film creased and crumpled to form a multitude of reflective facets and preventing any reflected light. In a second embodiment, a rotating, single- or double-sided surface is coated with the passive cold emission material. In another embodiment, a signal beacon is comprised of a plurality of detachable strips of the passive cold emission material. In another embodiment, a plurality of surface elements covered with the passive cold emission material is arranged as a louver.