Vacuum-breaking valve for refrigeration appliances
US6672096B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Dec 23, 2002 |
| Grant date | Jan 6, 2004 |
| Priority date | — |
| Expiry date | Dec 23, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/6416
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A vacuum-breaking valve for refrigeration appliances, comprising: a tubular body (10) made of a thermally conductive material and mounted through one of the walls of a cabinet (G) of the refrigeration appliance; a valve seat (30) mounted to the tubular body (10); a sealing means (40) constantly biased towards a closed position, in which it is seated on said valve seat (30), and movable towards an open position when the pressure inside cabinet (G) is lower than the pressure outside said cabinet (G); and a heat collector (20) provided with a thermal radiation collecting surface (21) mounted to the tubular body (10) and facing a heat source external to cabinet (G).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.