|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||428/034 ; 65/034 ; 65/059.1 ; 65/059.21 ; 220/022 ; 228/031 ; 228/060 ; 228/115|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 39 인용 특허 : 6|
A method for permanently sealing an ultra-high vacuum within a glass enclosure. This is accomplished by first forming a hole, either in one of the flat plates that form the enclosure or in one of the standoffs that separate the plates, and then sealing a metal tube to the glass. In one embodiment, the metal tube is positioned so as to be partly inside the hole while in another a flange at the end of the tube is positioned to cover the hole. In both cases, a glass frit paste is then applied all around the glass metal interface. This is followed by heating...
[ What is claimed is:] [9.] A vacuum tight enclosure comprising:a pair of opposing parallel glass plates;four rectangular glass standoffs that separate the glass plates and form the enclosure with them;a permanent vacuum inside the enclosure; anda metal tube, vacuum sealed, by means of externally applied glass frit, at a first end to a hole in the enclosure and pinched off at a second end.