Patent · US Expired

Air circulation system

US3948154A · kind A · utility

9Cited by
6References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 2, 1974
Grant dateApr 6, 1976
Priority date
Expiry dateMay 2, 1994

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60H1/00821
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

An air circulation system for periodically varying the volume and/or direction of the air flow applied to the occupant in a room.

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