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US 5,643,644 AGranted
Insulating glazing
AssigneeSaint-Gobain Vitrage
InventorYves Demars
Life of this patent
Estimating the term…
Abstract
The invention relates to a process for producing a vacuum in an insulating glazing composed of two glass sheets (2, 3) separated by pins (4). According to the invention, one of the glass sheets includes a hole (12) which is plugged by a softened ball after the vacuum has been achieved. The invention also relates to an insulating glazing whose glass sheets are separated by pins (4) and joined at their periphery by a sealing joint.
Claims12
An insulating glazing comprising:
- two glass sheets, having a vacuum formed between the glass sheets;
- pins which separate said two glass sheets from one another and which are distributed over an entire surface of said sheets, said pins being made of aluminum oxide coated with a suspension of sintered solder glass which is devitrified during the production of said pins;
- and
- a sealing joint joining said two glass sheets together at their periphery.
1 more element
An insulating glazing comprising:
- two glass sheets, having a vacuum formed between the glass sheets;
- pins which separate said two glass sheets from one another and which are distributed over an entire surface of said sheets, said pins being made of silicon carbide coated with a suspension of sintered solder glass which is devitrified during the production of said pins;
- and
- a sealing joint joining said two glass sheets together at their periphery.
1 more element
Dependencies are inferred from the claim text.