Patent · US Expired

Deflector with converging lower tines for horizontal sprinkler

US4296815A · kind A · utility

71Cited by
5References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 10, 1980
Grant dateOct 27, 1981
Priority date
Expiry dateMar 10, 2000

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S239/01
  • WIPO fieldEnvironmental technology
  • WIPO sectorChemistry

Abstract

A horizontal-sidewall, fire-protection sprinkler head including a spray deflector with a downwardly-extending slot that is substantially narrower in width at a first, outer location than at a second, inner location, wherein the slot has the effect of raising the trajectory of fluid passing through it.

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