JPS5729856A - Screw seal - Google Patents
Screw sealInfo
- Publication number
- JPS5729856A JPS5729856A JP10114080A JP10114080A JPS5729856A JP S5729856 A JPS5729856 A JP S5729856A JP 10114080 A JP10114080 A JP 10114080A JP 10114080 A JP10114080 A JP 10114080A JP S5729856 A JPS5729856 A JP S5729856A
- Authority
- JP
- Japan
- Prior art keywords
- cone
- shaft
- fixed housing
- screw
- screw seal
- 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
Landscapes
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Abstract
PURPOSE: To improve sealing performance much more by providing screw ends one or both of a cone-shaped portion of a shaft and that of a fixed housing.
CONSTITUTION: A fixed housing 4 has a cone-shaped hole 4a, whose inner circumference face is provided with screw grooves 5. The screw grooves are set in such a way that each lead in their shaft direction has a fixed value l. A shaft 6, having a cone-shaped part 6a, in inserted so as to keep a minute space with the fixed housing 4.
COPYRIGHT: (C)1982,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10114080A JPS5729856A (en) | 1980-07-25 | 1980-07-25 | Screw seal |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10114080A JPS5729856A (en) | 1980-07-25 | 1980-07-25 | Screw seal |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5729856A true JPS5729856A (en) | 1982-02-17 |
Family
ID=14292769
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10114080A Pending JPS5729856A (en) | 1980-07-25 | 1980-07-25 | Screw seal |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5729856A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104358869A (en) * | 2014-11-17 | 2015-02-18 | 苏州瑞邦塑胶有限公司 | Expansion type sealing ring |
WO2017013922A1 (en) * | 2015-07-17 | 2017-01-26 | 株式会社荏原製作所 | Non-contact annular seal and rotary machine provided with same |
CN111532580A (en) * | 2020-03-30 | 2020-08-14 | 遵义宏港机械有限公司 | Matching sealing structure and operation method thereof |
-
1980
- 1980-07-25 JP JP10114080A patent/JPS5729856A/en active Pending
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104358869A (en) * | 2014-11-17 | 2015-02-18 | 苏州瑞邦塑胶有限公司 | Expansion type sealing ring |
WO2017013922A1 (en) * | 2015-07-17 | 2017-01-26 | 株式会社荏原製作所 | Non-contact annular seal and rotary machine provided with same |
CN107850221A (en) * | 2015-07-17 | 2018-03-27 | 株式会社荏原制作所 | Non-contact annular seal and the rotating machinery for possessing the non-contact annular seal |
CN111532580A (en) * | 2020-03-30 | 2020-08-14 | 遵义宏港机械有限公司 | Matching sealing structure and operation method thereof |
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