Vehicle ventilation system
US6361428B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 6, 2000 |
| Grant date | Mar 26, 2002 |
| Priority date | — |
| Expiry date | Jul 6, 2020 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60H1/262
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A vehicle ventilation system mounted to the upper portion of the exterior structure of a vehicle's occupant cabin. The components of the exterior structure of the occupant cabin define an opening through the exterior structure of the occupant cabin in the upper portion of the occupant cabin. A duct is mounted to the exterior structure of the occupant cabin and has a first end in fluid communication with the opening in the exterior structure of the occupant cabin. A second end of the duct is positioned below the first end of the duct and is open to and in fluid communication with the outside atmosphere. A fan is mounted to the exterior structure of the occupant cabin and is positioned such that when in operation it can be operated to move air through the opening in the exterior structure of the occupant cabin. The fan is controllable to change the rate and direction of the flow of air which it creates. A first rotary damper is mounted over the opening in the exterior structure of the occupant cabin and can be selectively opened or closed to allow or prevent air flow through the opening in the exterior structure of the occupant cabin. A second damper is mounted in a position such tha…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.