Patent · US Expired

Ceiling mounted display units

US5274938A · kind A · utility

16Cited by
5References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 10, 1992
Grant dateJan 4, 1994
Priority date
Expiry dateMar 10, 2012

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG09F7/22
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A display unit suspended adjacent to and backlit by a ceiling mounted light fixture, including a plurality of display material panels, each with a peripheral mounting flange. The display unit is mounted with a plurality of slotted openings on the panels which permit attachment of the mounting flange with a suitable mounting member using spring clips.

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