Fume hood incorporating high efficiency auxiliary air plenum
US4436022A · kind A · utility
6Cited by
6References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 28, 1981 |
| Grant date | Mar 13, 1984 |
| Priority date | — |
| Expiry date | Aug 28, 2001 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S55/29
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An auxiliary air fume hood provided with an improved airflow system for controlling the passage of air through an auxiliary air housing and orienting the flow of air in front of the face of the hood. The hood is designed to capture the auxiliary air through the face of the hood when the temperature of said air is as much as 20.degree. F. higher than the room air temperature.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.