Patent · US Expired

Fresh air inlet and damper

US5829267A · kind A · utility

7Cited by
4References
25Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 5, 1997
Grant dateNov 3, 1998
Priority date
Expiry dateJun 5, 2017

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF24F13/06
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

An air inlet and damper arrangement. The arrangement comprises a system housing with an external wall having a fresh air inlet; and an inlet air enclosure located within the system housing adjacent the external wall and arranged about the air inlet. The enclosure has an aperture connecting the interior of the enclosure with the interior of the system housing; and a damper sized to cover the aperture and pivotable within the small enclosure between a position covering the aperture and a position uncovering the aperture.

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