Patent · US Expired

Ceiling illumination apparatus

US4614996A · kind A · utility

3Cited by
5References
4Claims
0Family size

Assignees

Inventors

Key dates

Filing dateJul 18, 1985
Grant dateSep 30, 1986
Priority date
Expiry dateJul 18, 2005

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF21S2/00
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A wall of the ceiling has a large number of recessed wall portions formed it in a honeycombed manner, thereby forming projected wall portions between corners of the adjacent recessed wall portions; a plurality of illumination mechanisms for electrically illuminating corresponding recessed wall portions are provided through supporting mechanisms to the ceiling; and ceiling appliances including smoke sensors, and inlets and outlets of an air conditioner. Each supporting mechanism comprises a pipe being connected at one end thereof to a corresponding projected wall portion and at the other end thereof to a corresponding illumination mechanism so that the corresponding illumination mechanism is positioned just below a corresponding recessed wall portion. The ceiling appliances are mounted on the projected wall portions.

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