Patent · US Active

Vacuum insulation body

US10690395B2 · kind B2 · utility

0Cited by

1References

20Claims

0Family size

Assignees

LIEBHERR-HAUSGERÄTE LIENZ GMBH · AT
Liebherr-Hausgeräte Ochsenhausen GmbH · DE

Inventors

Andreas Winkler · Duisburg, DE
Jochen Hiemeyer · Karlstadt, DE

Key dates

Filing date	Sep 12, 2017
Grant date	Jun 23, 2020
Priority date	—
Expiry date	Sep 12, 2037

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/231
WIPO fieldHandling
WIPO sectorMechanical engineering

Abstract

A vacuum insulation body comprising at least one vacuum-tight covering that surrounds at least one evacuated region, wherein one or more core materials are arranged in the evacuated region, and wherein the vacuum-tight covering has at least one evacuation opening that is provided with at least one valve having at least one valve disk that opens the evacuation opening in the opened state and that releases the evacuation opening in the closed state, with means for a vacuum-tight sealing of the evacuation opening being arranged outside the sealing region of the valve disk.

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