Cooling channel for automotive HVAC blower assembly
US7699587B2 · kind B2 · utility
10Cited by
18References
53Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 1, 2006 |
| Grant date | Apr 20, 2010 |
| Priority date | — |
| Expiry date | Sep 12, 2028 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04D29/5806
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A centrifugal blower comprising a cooling air path having an inlet communicating with a blower space and an outlet communicating with the inlet of the motor airflow path, the cooling air path having an upstream portion that extends axially in the direction from the opposite end of the motor toward the drive end of the motor, and the cooling air path having a downstream portion that extends axially in the direction from the drive end of the motor toward the opposite end of the motor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.