Patent · US Expired

Variable volume multizone unit

US4531573A · kind A · utility

23Cited by
13References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 19, 1983
Grant dateJul 30, 1985
Priority date
Expiry dateDec 19, 2003

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF24F2011/0006
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

A variable volume multizone unit is disclosed for simultaneously supplying variable amounts of cool, warm or neutral air to each zone, as required. The unit is under the overall control of a computer and controls dampers located at the unit to regulate the flow of cool and neutral or warm air to each zone individually and to control the total amount of air supplied to all of the zone.

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