JPS6182393U - - Google Patents
Info
- Publication number
- JPS6182393U JPS6182393U JP16751184U JP16751184U JPS6182393U JP S6182393 U JPS6182393 U JP S6182393U JP 16751184 U JP16751184 U JP 16751184U JP 16751184 U JP16751184 U JP 16751184U JP S6182393 U JPS6182393 U JP S6182393U
- Authority
- JP
- Japan
- Prior art keywords
- cylindrical body
- inner cylindrical
- cylindrical part
- cylindrical
- upper edge
- 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.)
- Granted
Links
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 125000006850 spacer group Chemical group 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims 1
- 229910002804 graphite Inorganic materials 0.000 claims 1
- 239000010439 graphite Substances 0.000 claims 1
Landscapes
- Resistance Heating (AREA)
- Furnace Details (AREA)
Description
第１図は本考案の一実施例の縦断面図である。
１……カーボンヒーター、２……内側円筒部、
３……上外筒部、４……下外筒部、５……スペー
サ。
FIG. 1 is a longitudinal sectional view of an embodiment of the present invention. 1... Carbon heater, 2... Inner cylindrical part,
3...Upper outer cylinder part, 4...Lower outer cylinder part, 5...Spacer.
Claims (1)
ンヒーター、 (イ) 薄肉の円筒体からなる内側円筒部、 (ロ) 二層の円筒体からなり、内側の円筒体の
上縁は前記内側円筒部の外側上縁と接触しており
、外側の円筒体は前記内側円筒部の円筒体よりも
厚肉であり、かつ前記二層の円筒体の下縁は一体
的に結合されている上外筒部、 (ハ) 二層の円筒体からなり、内側の円筒体の
下縁は前記内側円筒部の外側下縁と接触しており
、外側の円筒体は前記内側円筒部の円筒体よりも
厚肉であり、かつ前記二層の円筒体の上縁は一体
的に結合されている下外筒部、および (ニ) 前記上外筒部の下縁結合部の下面と、前
記下外筒部の上縁結合部の上面との間に嵌挿され
たスペーサ。 (2) 前記内側円筒部、上外筒部および下外筒部
がグラフアイトからなり、前記スペーサはセラミ
ツクスからなる実用新案登録請求の範囲第１項に
記載のカーボンヒーター。[Scope of Claim for Utility Model Registration] (1) A carbon heater consisting of the following members (a) to (d), (a) an inner cylindrical part consisting of a thin-walled cylindrical body, and (b) consisting of a two-layered cylindrical body. , the upper edge of the inner cylindrical body is in contact with the outer upper edge of the inner cylindrical part, the outer cylindrical body is thicker than the cylindrical body of the inner cylindrical part, and (c) consists of a two-layer cylindrical body, the lower edge of the inner cylindrical body is in contact with the outer lower edge of the inner cylindrical part; a cylindrical body having a thicker wall than the cylindrical body of the inner cylindrical part, and an upper edge of the two-layered cylindrical body being integrally joined; (d) a lower outer cylindrical part of the upper outer cylindrical part; A spacer inserted between a lower surface of the lower edge joint portion and an upper surface of the upper edge joint portion of the lower outer cylinder portion. (2) The carbon heater according to claim 1, wherein the inner cylindrical portion, the upper outer cylindrical portion, and the lower outer cylindrical portion are made of graphite, and the spacer is made of ceramics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16751184U JPH0211755Y2 (en) | 1984-11-06 | 1984-11-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16751184U JPH0211755Y2 (en) | 1984-11-06 | 1984-11-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6182393U true JPS6182393U (en) | 1986-05-31 |
| JPH0211755Y2 JPH0211755Y2 (en) | 1990-03-28 |
Family
ID=30725304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16751184U Expired JPH0211755Y2 (en) | 1984-11-06 | 1984-11-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0211755Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10310444A (en) * | 1997-05-01 | 1998-11-24 | Fujikura Ltd | Heating furnace for manufacturing optical fiber preforms |
-
1984
- 1984-11-06 JP JP16751184U patent/JPH0211755Y2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10310444A (en) * | 1997-05-01 | 1998-11-24 | Fujikura Ltd | Heating furnace for manufacturing optical fiber preforms |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0211755Y2 (en) | 1990-03-28 |