Patent · US Expired

Aperture fluorescent lamp with press seal configuration

US5142191A · kind A · utility

5Cited by
13References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 3, 1990
Grant dateAug 25, 1992
Priority date
Expiry dateJul 3, 2010

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J61/368
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A subminiature aperture of fluorescent lamp is fabricated with press seals to facilitate accurate orientation of the aperture relative to an optical system. Flat surfaces of the press seal are accurately aligned relative to the aperture during manufacturing. The press seals can include detents for axial positioning of the lamp.

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