Patent · US Active

Sealed doors, enclosures, and methods adapted for use with electrical arc-prone components

US9318883B2 · kind B2 · utility

6Cited by

11References

20Claims

0Family size

Assignee

Siemens Industry, Inc. · US

Inventors

Bernhard Schmidt · Neunkirchen, DE
Richard Schulz · Berlin, DE
Xiong Pan · Hubei, CN

Key dates

Filing date	Sep 21, 2012
Grant date	Apr 19, 2016
Priority date	—
Expiry date	Aug 11, 2033

Classification

Technology area (CPC H)Electricity
CPC primaryH02B1/38
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A sealed enclosure is disclosed. Sealed enclosure has a case configured to receive an arc-prone electrical component, a face frame defining an opening, a door configured to cover the opening, a sealing surface on the face frame or on the door, and one or more flaps having an sealing portion, the sealing portion being angled relative to the sealing surface, the one or more flaps being operational to flex from a disengaged position when not under pressure, to an engaged position in contact with the sealing surface when exposed to pressure inside the case during an arcing event. Sealed enclosure doors and methods of sealing an enclosure during an arcing event are also provided, as are other aspects.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.