Patent · US Expired

Venturi spray nozzle for a cleaning device

US4712740A · kind A · utility

53Cited by
66References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 17, 1986
Grant dateDec 15, 1987
Priority date
Expiry dateMar 17, 2006

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA47L11/4083
  • WIPO fieldFurniture, games
  • WIPO sectorOther fields

Abstract

A venturi spray nozzle having a cleaning fluid manifold with a plurality of fingers extending into a plurality of venturi nozzle channels of an air manifold such that the air manifold educes cleaning fluid from the cleaning fluid manifold and projects it on a surface to be cleaned. The cleaning fluid manifold is centrally positioned in the air manifold and a pressurized source of cleaning fluid is used.

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