Patent · US Expired

Ceramic discharge vessel

US5936351A · kind A · utility

24Cited by
9References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 14, 1997
Grant dateAug 10, 1999
Priority date
Expiry dateOct 14, 2017

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J61/82
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A ceramic discharge vessel for a high-pressure discharge lamp is formed of a cylindrical central part and two hemispherical end pieces, whereby the length of the central part is smaller than or equal to the radius of the end pieces. In this way, the isothermy of the discharge vessel is improved.

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