JPH0192721U - - Google Patents
Info
- Publication number
- JPH0192721U JPH0192721U JP18870087U JP18870087U JPH0192721U JP H0192721 U JPH0192721 U JP H0192721U JP 18870087 U JP18870087 U JP 18870087U JP 18870087 U JP18870087 U JP 18870087U JP H0192721 U JPH0192721 U JP H0192721U
- Authority
- JP
- Japan
- Prior art keywords
- metal tape
- wrap
- oil wells
- electrical cable
- outer layer
- 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
- 239000002184 metal Substances 0.000 claims description 8
- 239000003129 oil well Substances 0.000 claims description 5
- 239000004020 conductor Substances 0.000 claims 1
- 239000012212 insulator Substances 0.000 claims 1
Landscapes
- Insulated Conductors (AREA)
Description
第１図は本考案の油井用電気ケーブルの一実施
例を示す正面図、第２図は本考案における金属テ
ープ鎧装の重なり部の詳細を示す断面図、第３図
は本考案による金属テープ鎧装の巻き付け直後の
状態を示す半径方向断面図、第４図は第３図にお
ける処理を経て完成された電気ケーブルを示す断
面図、第５図は従来の油井用電気ケーブルを示す
正面図、第６図は第５図の電気ケーブルの金属テ
ープ鎧装の重なり部の詳細を示す断面図、第７図
は従来における金属テープ鎧装の巻き付け直後の
状態を示す半径方向断面図、第８図は第７図によ
る処理を経て完成された電気ケーブルを示す断面
図である。
符号の説明、１……金属テープ鎧装、１ａ……
ローレツト加工部（上側部）、１ｂ……テープ下
側、２……コア、４……曲面部。
Fig. 1 is a front view showing an embodiment of the electrical cable for oil wells according to the present invention, Fig. 2 is a sectional view showing details of the overlapping portion of the metal tape sheathing according to the present invention, and Fig. 3 is a metal tape according to the present invention. A radial cross-sectional view showing the state immediately after wrapping the armor, FIG. 4 is a cross-sectional view showing the electrical cable completed through the processing in FIG. 3, and FIG. 5 is a front view showing the conventional electrical cable for oil wells. Fig. 6 is a sectional view showing details of the overlapping portion of the metal tape sheathing of the electric cable shown in Fig. 5, Fig. 7 is a radial sectional view showing the state immediately after wrapping the conventional metal tape sheathing, and Fig. 8 7 is a sectional view showing an electric cable completed through the process shown in FIG. 7. FIG. Explanation of codes, 1...Metal tape armor, 1a...
Knurled part (upper part), 1b... lower side of the tape, 2... core, 4... curved surface part.
Claims (1)
装として金属テープをラツプ巻きした油井用電気
ケーブルにおいて、 前記金属テープのラツプ巻きの外層となる部分
の露出面にローレツト加工を施したことを特徴と
する油井用電気ケーブル。 (2) 前記金属テープが前記外層となる部分の中
央部において外側に向いた曲面を有する構成の実
用新案登録請求の範囲第１項記載の油井用電気ケ
ーブル。[Scope of Claim for Utility Model Registration] (1) In an electrical cable for oil wells, which has a core in which a conductor is covered with a flexible insulator and a metal tape is wrap-wound as an armor, the portion that becomes the outer layer of the wrap-wrap of said metal tape. An electrical cable for oil wells characterized by knurling on the exposed surface. (2) The electric cable for oil wells according to claim 1, wherein the metal tape has an outwardly curved surface in the center of the outer layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987188700U JPH0715053Y2 (en) | 1987-12-11 | 1987-12-11 | Electric cable for oil well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987188700U JPH0715053Y2 (en) | 1987-12-11 | 1987-12-11 | Electric cable for oil well |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0192721U true JPH0192721U (en) | 1989-06-19 |
| JPH0715053Y2 JPH0715053Y2 (en) | 1995-04-10 |
Family
ID=31479775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987188700U Expired - Lifetime JPH0715053Y2 (en) | 1987-12-11 | 1987-12-11 | Electric cable for oil well |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0715053Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51150483U (en) * | 1975-05-28 | 1976-12-01 |
-
1987
- 1987-12-11 JP JP1987188700U patent/JPH0715053Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51150483U (en) * | 1975-05-28 | 1976-12-01 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0715053Y2 (en) | 1995-04-10 |