JPS6419220U - - Google Patents
Info
- Publication number
- JPS6419220U JPS6419220U JP11445587U JP11445587U JPS6419220U JP S6419220 U JPS6419220 U JP S6419220U JP 11445587 U JP11445587 U JP 11445587U JP 11445587 U JP11445587 U JP 11445587U JP S6419220 U JPS6419220 U JP S6419220U
- Authority
- JP
- Japan
- Prior art keywords
- resistant
- electric wire
- fire
- cable core
- conductor
- 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
- 230000009970 fire resistant effect Effects 0.000 claims description 4
- 239000004020 conductor Substances 0.000 claims description 3
- 229910010272 inorganic material Inorganic materials 0.000 claims 1
- 239000011147 inorganic material Substances 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
Landscapes
- Insulated Conductors (AREA)
Description
第１図は、本考案の耐火電線のケーブル心の一
実施例を示す断面図であり、第２図は、本考案の
耐火電線のケーブル心の他の実施例を示す断面図
である。第３図は、従来の耐火電線のケーブル心
の構造の断面図を示したものである。
１：導体、２：プラスチツク絶縁層、３：耐火
、耐熱性のシート（又はテープ）。
FIG. 1 is a cross-sectional view showing one embodiment of the cable core of the fire-resistant electric wire of the present invention, and FIG. 2 is a cross-sectional view showing another embodiment of the cable core of the fire-resistant electric wire of the present invention. FIG. 3 shows a cross-sectional view of the structure of a cable core of a conventional fireproof electric wire. 1: conductor, 2: plastic insulating layer, 3: fireproof, heat-resistant sheet (or tape).
Claims (1)
らシート状、又はテープ状の無機材料からなる耐
火耐熱層で挾んで、ケーブル心を構成することを
特徴とする耐火電線。 (2) 導体にプラスチツク材料等による絶縁層を
施すことを特徴とする実用新案登録請求の範囲第
１項記載の耐火電線。[Claims for Utility Model Registration] (1) A cable core is constructed by arranging a plurality of conductors in parallel and sandwiching them from above and below with fire-resistant and heat-resistant layers made of inorganic material in the form of sheets or tapes. Fireproof electric wire. (2) The fire-resistant electric wire according to claim 1, which is characterized in that the conductor is provided with an insulating layer made of a plastic material or the like.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11445587U JPS6419220U (en) | 1987-07-24 | 1987-07-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11445587U JPS6419220U (en) | 1987-07-24 | 1987-07-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6419220U true JPS6419220U (en) | 1989-01-31 |
Family
ID=31355221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11445587U Pending JPS6419220U (en) | 1987-07-24 | 1987-07-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6419220U (en) |
-
1987
- 1987-07-24 JP JP11445587U patent/JPS6419220U/ja active Pending
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