Patent · US Expired

Stepped output steam humidifier

US4675505A · kind A · utility

20Cited by
4References
15Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 21, 1986
Grant dateJun 23, 1987
Priority date
Expiry dateJan 21, 2006

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF22B1/30
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

A vaporizing humidifier includes a portion for providing stepwise increases and decreases in vapor output capacity in response to the duration of a vapor demand signal, for matching the vapor output to the demand therefore.

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