Damper
US6058726A · kind A · utility
13Cited by
6References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 30, 1997 |
| Grant date | May 9, 2000 |
| Priority date | — |
| Expiry date | May 30, 2017 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/87772
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A damper comprises two cold air inlets through which a fluid flows, two gate plates which open and close the two cold air inlets and a drive unit for driving the two gate plates. The drive unit is installed between the two cold air inlets to open and close the gate plates. The drive unit operates to control the fluid flow. In a particular form, the damper is installed in a refrigerator for opening and closing two cold air inlets of the refrigerator.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.