Patent · US Expired

Thermal control method

US4421105A · kind A · utility

1Cited by
4References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 10, 1981
Grant dateDec 20, 1983
Priority date
Expiry dateJun 10, 2001

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02F1/1313
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Method for controlling the temperature of a thermally sensitive body (10) exposed to visible and near-visible radiant energy (14) through the use and control of an electric field imposed on a liquid-crystal based material (20) capable of having a cholesteric-nematic phase transition with pleochroic dyes (32) mixed within the liquid-crystal based material (20).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.