JPH0466484U - - Google Patents
Info
- Publication number
- JPH0466484U JPH0466484U JP10950590U JP10950590U JPH0466484U JP H0466484 U JPH0466484 U JP H0466484U JP 10950590 U JP10950590 U JP 10950590U JP 10950590 U JP10950590 U JP 10950590U JP H0466484 U JPH0466484 U JP H0466484U
- Authority
- JP
- Japan
- Prior art keywords
- distance
- complete
- female thread
- thread
- male thread
- 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
- 238000005553 drilling Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Non-Disconnectible Joints And Screw-Threaded Joints (AREA)
Description
第１図は、本考案の実施例石油掘削管用ねじ継
手断面図、第２図は距離Ｓとねじり強さＴの関係
の図表、第３図ａ，ｂはめねじ先端部の応力分布
の説明図、第４図は従来の管継手めねじ及びおね
じの断面図である。
Figure 1 is a cross-sectional view of a threaded joint for oil drilling pipes according to an embodiment of the present invention, Figure 2 is a diagram of the relationship between distance S and torsional strength T, and Figures 3 a and b are explanatory diagrams of stress distribution at the tip of the female thread. , FIG. 4 is a sectional view of a conventional female threaded pipe joint and a male threaded pipe joint.
Claims (1)
からめねじ完全ねじ山までの距離とおねじ付け根
からおねじ完全ねじ山までの距離双方を１０mm以
内に保つことを特徴とするねじり特性の優れた石
油掘削管用ねじ継手。 Threaded joints for oil drilling pipes with excellent torsional properties, characterized by keeping both the distance from the female thread tip to the complete female thread and the distance from the base of the male thread to the complete male thread within 10 mm. threaded joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10950590U JPH0466484U (en) | 1990-10-19 | 1990-10-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10950590U JPH0466484U (en) | 1990-10-19 | 1990-10-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0466484U true JPH0466484U (en) | 1992-06-11 |
Family
ID=31856713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10950590U Pending JPH0466484U (en) | 1990-10-19 | 1990-10-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0466484U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013528760A (en) * | 2010-06-17 | 2013-07-11 | ヴァルレック・マンネスマン・オイル・アンド・ガス・フランス | Screw connection and method for obtaining the same |
-
1990
- 1990-10-19 JP JP10950590U patent/JPH0466484U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013528760A (en) * | 2010-06-17 | 2013-07-11 | ヴァルレック・マンネスマン・オイル・アンド・ガス・フランス | Screw connection and method for obtaining the same |
| US9857004B2 (en) | 2010-06-17 | 2018-01-02 | Vallourec Oil & Gas France | Threaded connection and process for obtaining it |
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