JPH02124289U - - Google Patents
Info
- Publication number
- JPH02124289U JPH02124289U JP3332589U JP3332589U JPH02124289U JP H02124289 U JPH02124289 U JP H02124289U JP 3332589 U JP3332589 U JP 3332589U JP 3332589 U JP3332589 U JP 3332589U JP H02124289 U JPH02124289 U JP H02124289U
- Authority
- JP
- Japan
- Prior art keywords
- shaft sealing
- sealing portion
- oil
- communication hole
- atmosphere
- 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
- 238000007789 sealing Methods 0.000 claims description 6
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3332589U JPH02124289U (ko) | 1989-03-24 | 1989-03-24 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3332589U JPH02124289U (ko) | 1989-03-24 | 1989-03-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH02124289U true JPH02124289U (ko) | 1990-10-12 |
Family
ID=31536907
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3332589U Pending JPH02124289U (ko) | 1989-03-24 | 1989-03-24 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH02124289U (ko) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008229740A (ja) * | 2007-03-16 | 2008-10-02 | Hitachi Koki Co Ltd | 電動工具 |
WO2015136803A1 (ja) * | 2014-03-10 | 2015-09-17 | 株式会社神戸製鋼所 | オイルフリースクリュ圧縮機 |
JP2016070271A (ja) * | 2014-09-29 | 2016-05-09 | 株式会社神戸製鋼所 | オイルフリースクリュ圧縮機 |
WO2017164153A1 (ja) * | 2016-03-25 | 2017-09-28 | 株式会社神戸製鋼所 | オイルフリースクリュ圧縮機 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5564172A (en) * | 1978-11-02 | 1980-05-14 | Hitachi Ltd | Oil thrower for hydraulic machinery |
JPS62186073A (ja) * | 1986-02-12 | 1987-08-14 | Ulvac Corp | 回転型真空ポンプの密封装置 |
-
1989
- 1989-03-24 JP JP3332589U patent/JPH02124289U/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5564172A (en) * | 1978-11-02 | 1980-05-14 | Hitachi Ltd | Oil thrower for hydraulic machinery |
JPS62186073A (ja) * | 1986-02-12 | 1987-08-14 | Ulvac Corp | 回転型真空ポンプの密封装置 |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008229740A (ja) * | 2007-03-16 | 2008-10-02 | Hitachi Koki Co Ltd | 電動工具 |
WO2015136803A1 (ja) * | 2014-03-10 | 2015-09-17 | 株式会社神戸製鋼所 | オイルフリースクリュ圧縮機 |
JP2015169177A (ja) * | 2014-03-10 | 2015-09-28 | 株式会社神戸製鋼所 | オイルフリースクリュ圧縮機 |
EP3118457A4 (en) * | 2014-03-10 | 2017-11-08 | Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | Oil-free screw compressor |
US10138889B2 (en) | 2014-03-10 | 2018-11-27 | Kobe Steel, Ltd. | Oil-free screw compressor |
JP2016070271A (ja) * | 2014-09-29 | 2016-05-09 | 株式会社神戸製鋼所 | オイルフリースクリュ圧縮機 |
WO2017164153A1 (ja) * | 2016-03-25 | 2017-09-28 | 株式会社神戸製鋼所 | オイルフリースクリュ圧縮機 |
TWI638106B (zh) * | 2016-03-25 | 2018-10-11 | Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 無油螺旋壓縮機 |
US10954941B2 (en) | 2016-03-25 | 2021-03-23 | Kobe Steel, Ltd. | Oil-free screw compressor |