Patent · US Expired

Electrochromic device with two thin glass elements and a gelled electrochromic medium

US6545794B2 · kind B2 · utility

41Cited by
11References
35Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 23, 2000
Grant dateApr 8, 2003
Priority date
Expiry dateDec 23, 2020

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02F2001/15145
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An electrochromic device comprising: a first glass element having an electrically conductive material associated therewith, wherein said first element comprises a height (h1), a width (w1), a thickness (t1), an inner surface, and an outer surface; a second element having an electrically conductive material associated therewith, wherein said second element comprises a height (h2), a width (w2) , and a thickness (t2), an inner surface, and an outer surface; a cell spacing (c) which comprises a distance between said inner surface of said first element and said inner surface of said second element; a gelled electrochromic medium contained within a chamber positioned between said first and second elements; wherein (h1), (w1), (t1), (h2), (w2), (t2), and (c) are numerical values in millimeters; and wherein (h1), (w1), and (t1) of said first element, and (h2), (w2), and (t2) of said second element and (c) comprise numerical values such that the following inequality is satisfied:

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