The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 07, 2020
Filed:
Aug. 22, 2016
Vkr Holding A/s, Hørsholm, DK;
Peter Sønderkær, Horsens, DK;
Thomas Sejer Mikkelsen, Hørning, DK;
VKR HOLDING A/S, Hørsholm, DK;
Abstract
A method of producing a vacuum insulated glazing (VIG) unit comprising providing substantially parallel glass panes, a plurality of pillars, and a peripheral seal between the glass panes; providing an evacuation hole in a first glass pane for evacuating a void to a reduced pressure; covering the evacuation hole with an evacuation head comprising a heating element, the evacuation head having substantially hermetic contact to the first glass pane; arranging the glass panes, the plurality of pillars, the peripheral seal, and the evacuation head in an oven; heating the oven according to a predetermined profile of oven temperatures Tand compensating for a difference in temperature between the temperatures Tand a temperature Tunder the evacuation head by activating the heating element to increase the temperature Tto equal the temperature T; evacuating the void through the evacuation head after completion of the heating; and sealing the evacuation hole.