CN1223536C - Gas outlet end rotary connection device for PCVD deposit lathe - Google Patents
Gas outlet end rotary connection device for PCVD deposit lathe Download PDFInfo
- Publication number
- CN1223536C CN1223536C CN 02139131 CN02139131A CN1223536C CN 1223536 C CN1223536 C CN 1223536C CN 02139131 CN02139131 CN 02139131 CN 02139131 A CN02139131 A CN 02139131A CN 1223536 C CN1223536 C CN 1223536C
- Authority
- CN
- China
- Prior art keywords
- main shaft
- magnetic
- bearing
- fixed housing
- lathe
- 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.)
- Expired - Lifetime
Links
Landscapes
- Joints Allowing Movement (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 02139131 CN1223536C (en) | 2002-09-30 | 2002-09-30 | Gas outlet end rotary connection device for PCVD deposit lathe |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 02139131 CN1223536C (en) | 2002-09-30 | 2002-09-30 | Gas outlet end rotary connection device for PCVD deposit lathe |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1401601A CN1401601A (en) | 2003-03-12 |
CN1223536C true CN1223536C (en) | 2005-10-19 |
Family
ID=4749910
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 02139131 Expired - Lifetime CN1223536C (en) | 2002-09-30 | 2002-09-30 | Gas outlet end rotary connection device for PCVD deposit lathe |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN1223536C (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102249532A (en) * | 2011-04-15 | 2011-11-23 | 长飞光纤光缆有限公司 | Optical fiber preform deposition lathe for PCVD (plasma chemical vapor deposition) processing |
CN103775649B (en) * | 2014-01-15 | 2016-03-02 | 中国科学院半导体研究所 | Sealed gearing device |
CN105221752B (en) * | 2015-08-03 | 2017-08-29 | 张海娟 | The rotating shaft tubular type piecing devices of magnet fluid sealing |
CN112499957B (en) * | 2020-12-18 | 2021-11-23 | 长飞光纤光缆股份有限公司 | Multi-channel rotary chuck of PCVD lathe |
-
2002
- 2002-09-30 CN CN 02139131 patent/CN1223536C/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CN1401601A (en) | 2003-03-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: FIBERHOME FUJIKURA OPTIC TECHNOLOGY Co.,Ltd. Assignor: FIBERHOME TELECOMMUNICATION TECHNOLOGIES Co.,Ltd. Contract fulfillment period: 2005.12.12 to 2011.12.11 Contract record no.: 2008420010008 Denomination of invention: Gas outlet end rotary connection device for PCVD deposit lathe Granted publication date: 20051019 License type: Exclusive license Record date: 20080926 |
|
LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENCE; TIME LIMIT OF IMPLEMENTING CONTACT: 2005.12.12 TO 2011.12.11 Name of requester: FIBERHOME FUJIKURA FIBER SCIENCE AND TECHNOLOGY C Effective date: 20080926 |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20051019 |