Pressure relief device assemblies

The present invention is directed to pressure relief devices and to corresponding pressure relief assemblies that have improved vacuum resistance, improved fragmentation resistance, and/or improved burst control while maintaining low mass. The pressure relief device includes a substantially flat fla...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: PLUNKETT, GARY M, FARWELL, STEPHEN P, KLEIN, GREGORY P, BRAZIER, GEOFFERY C
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
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Beschreibung
Zusammenfassung:The present invention is directed to pressure relief devices and to corresponding pressure relief assemblies that have improved vacuum resistance, improved fragmentation resistance, and/or improved burst control while maintaining low mass. The pressure relief device includes a substantially flat flange section and a domed section. The domed section may include a transitional line that defines a change in the shape of the domed section. The pressure relief device may also include a bracket for securing or aligning a domed section to a flange section. The pressure relief device may further include a stress distribution feature that is disposed transversely to a line of weakness in the domed section. The pressure relief assembly may include a fastener having a wire that is configured to break and release the pressure relief device when subject to a predetermined tensile load.