Patent · US Expired

Humidifier

US5037583A · kind A · utility

33Cited by
22References
32Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 23, 1990
Grant dateAug 6, 1991
Priority date
Expiry dateApr 23, 2010

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF24F6/043
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

A humidifier comprising a trough adapted to contain water, a mechanism for transferring water from the trough to the atmosphere, first and second containers adapted to contain water, and an arrangement for substantially emptying the first container into the trough before permitting water flow from the second container into the trough.

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