Radiator cooling fan
US4046488A · kind A · utility
18Cited by
14References
1Claims
0Family size
Inventor
Key dates
| Filing date | Nov 7, 1975 |
| Grant date | Sep 6, 1977 |
| Priority date | — |
| Expiry date | Nov 7, 1995 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S416/03
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
An improved radiator cooling fan has a substantially planar mounting hub and individually twisted blades extending radially therefrom. Each blade includes reinforcing edges along a portion thereof to enhance durability and lengthen useful service life.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.