JPS6419900U - - Google Patents
Info
- Publication number
- JPS6419900U JPS6419900U JP11436787U JP11436787U JPS6419900U JP S6419900 U JPS6419900 U JP S6419900U JP 11436787 U JP11436787 U JP 11436787U JP 11436787 U JP11436787 U JP 11436787U JP S6419900 U JPS6419900 U JP S6419900U
- Authority
- JP
- Japan
- Prior art keywords
- cavity
- heat
- resistant glass
- glass plates
- furnace
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000011521 glass Substances 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims 1
- 238000009413 insulation Methods 0.000 claims 1
Landscapes
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Description
第１図は本実施例の透視窓構造を有する要部断
面図。第２図は安全弁を有する透視窓構造の他実
施例の要部断面図。第３図は従来例を示す要部断
面図。 １……耐熱ガラス板、２……炉壁、３……窓孔
、４……空隙部、５……連通孔。
面図。第２図は安全弁を有する透視窓構造の他実
施例の要部断面図。第３図は従来例を示す要部断
面図。 １……耐熱ガラス板、２……炉壁、３……窓孔
、４……空隙部、５……連通孔。
Claims (1)
- 炉壁２に開設された窓孔３に該窓孔３を閉塞す
べく複数枚の耐熱ガラス板１，１が間隔を隔てて
配置され、且つ該耐熱ガラス板１，１の相互間に
は断熱用の空気層を形成するための空隙部４が設
けられ、しかも該空隙部４の側壁には該空隙部４
内の圧力上昇を阻止すべく空隙部４内の空気を空
隙部４の外部に放出するための連通孔５が設けら
れてなることを特徴とする炉の透視窓構造。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11436787U JPS6419900U (ja) | 1987-07-24 | 1987-07-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11436787U JPS6419900U (ja) | 1987-07-24 | 1987-07-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6419900U true JPS6419900U (ja) | 1989-01-31 |
Family
ID=31355046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11436787U Pending JPS6419900U (ja) | 1987-07-24 | 1987-07-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6419900U (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7254238B2 (en) | 2001-04-17 | 2007-08-07 | Yellowknife A.V.V. | Method and circuit for headset listening of an audio recording |
-
1987
- 1987-07-24 JP JP11436787U patent/JPS6419900U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7254238B2 (en) | 2001-04-17 | 2007-08-07 | Yellowknife A.V.V. | Method and circuit for headset listening of an audio recording |