Patent · US Expired

Passive cooling of mirrors

US4415234A · kind A · utility

24Cited by
2References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 2, 1981
Grant dateNov 15, 1983
Priority date
Expiry dateApr 2, 2001

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E60/14
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

Heat-absorbing phase-change materials are contained in voids provided in the substrate of a mirror to provide passive cooling. This arrangement for passive cooling of mirrors has been found especially suitable for composite mirrors used in high thermal energy laser and similar applications.

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