Patent · US Expired

Sprinkler system

US5396959A · kind A · utility

47Cited by
12References
12Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 20, 1993
Grant dateMar 14, 1995
Priority date
Expiry dateSep 20, 2013

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA62C35/68
  • WIPO fieldEnvironmental technology
  • WIPO sectorChemistry

Abstract

A sprinkler system, for cooperation with an array of ceiling tiles, essentially features a mount of tiles including at least one with a central opening, a web disposed above the mount of tiles and including a central hub and legs extending therefrom to the corners of a frame with a dimensional profile like that of the tiles, a number of ceiling wires supporting the frame in spaced relation to a ceiling, a sprinkler head supported within the central hub and extending through the central opening, and apparatus for connecting the sprinkler head to a source of fluid. Preferably, the apparatus includes a rigid stationary water grid and supply and a flexible hose connecting the sprinkler head to the water grid and supply. Preferably, the flexible hose is an annealed stainless steel braid hose having an open pitch.

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