Patent · US Active

Efficient fan assembly

US11668314B2 · kind B2 · utility

0Cited by
18References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 10, 2021
Grant dateJun 6, 2023
Priority date
Expiry dateNov 10, 2041

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF05D2230/31
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A fan assembly includes an internal housing having an outer internal housing, and an inner internal housing partially disposed within the outer internal housing. The inner internal housing defines an internal cavity, and has a curved exterior surface. Stator blades extend between the inner internal housing and the outer internal housing.

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