Cooling fan apparatus
US11125249B2 · kind B2 · utility
0Cited by
4References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 22, 2017 |
| Grant date | Sep 21, 2021 |
| Priority date | — |
| Expiry date | Mar 25, 2037 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04D19/002
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A cooling-fan-apparatus fan shroud includes: a cover wall that closes a space between a heat exchanger and a circumference of a fan; and a passing permitting frame part that is positioned between the fan and an attachment part to a vehicle at an outer side of the cover wall and that allows free passing of traveling air, wherein a reinforcement rib is provided at an opening of the passing permitting frame part, and at least part of the reinforcement rib is a deflection louver that guides the traveling air to a predetermined direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.