Patent · US Expired

Radial fan

US6164909A · kind A · utility

13Cited by
3References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 3, 1998
Grant dateDec 26, 2000
Priority date
Expiry dateDec 3, 2018

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF28D2021/0094
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

The invention concerns a radial fan (1), especially as a fan for the cooling unit (2) of a vehicle. The fan includes an impeller (3) with radial blades (4), a cover disc (5) designed nozzle-like, and an air guide ring (6), as well as a stationary inflow nozzle (8). An axial air gap (10) is provided between the cover disc (5) and the co-rotating air guide ring (6).

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