CN1067753C - 双环带螺旋槽端面密封 - Google Patents
双环带螺旋槽端面密封 Download PDFInfo
- Publication number
- CN1067753C CN1067753C CN96108614A CN96108614A CN1067753C CN 1067753 C CN1067753 C CN 1067753C CN 96108614 A CN96108614 A CN 96108614A CN 96108614 A CN96108614 A CN 96108614A CN 1067753 C CN1067753 C CN 1067753C
- Authority
- CN
- China
- Prior art keywords
- spiral
- loop
- seal
- face
- sealing
- 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
- 238000007789 sealing Methods 0.000 title claims abstract description 62
- 230000003068 static effect Effects 0.000 claims description 11
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims description 2
- 239000002245 particle Substances 0.000 abstract description 5
- 239000012530 fluid Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 238000005461 lubrication Methods 0.000 description 5
- 238000011144 upstream manufacturing Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Images
Landscapes
- Mechanical Sealing (AREA)
- Sealing With Elastic Sealing Lips (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN96108614A CN1067753C (zh) | 1996-06-22 | 1996-06-22 | 双环带螺旋槽端面密封 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN96108614A CN1067753C (zh) | 1996-06-22 | 1996-06-22 | 双环带螺旋槽端面密封 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1147598A CN1147598A (zh) | 1997-04-16 |
CN1067753C true CN1067753C (zh) | 2001-06-27 |
Family
ID=5120022
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN96108614A Expired - Lifetime CN1067753C (zh) | 1996-06-22 | 1996-06-22 | 双环带螺旋槽端面密封 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN1067753C (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101225879B (zh) * | 2007-12-04 | 2011-02-02 | 丹东克隆集团有限责任公司 | 弹簧机械密封装置补偿环组件 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103016743B (zh) * | 2012-12-13 | 2015-07-08 | 江苏大学 | 一种可实现零磨损和零泄漏且防固体颗粒的机械密封 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4290611A (en) * | 1980-03-31 | 1981-09-22 | Crane Packing Co. | High pressure upstream pumping seal combination |
CN1082154A (zh) * | 1992-08-06 | 1994-02-16 | 约翰起重机有限公司 | 改进的机械端面密封*** |
-
1996
- 1996-06-22 CN CN96108614A patent/CN1067753C/zh not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4290611A (en) * | 1980-03-31 | 1981-09-22 | Crane Packing Co. | High pressure upstream pumping seal combination |
CN1082154A (zh) * | 1992-08-06 | 1994-02-16 | 约翰起重机有限公司 | 改进的机械端面密封*** |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101225879B (zh) * | 2007-12-04 | 2011-02-02 | 丹东克隆集团有限责任公司 | 弹簧机械密封装置补偿环组件 |
Also Published As
Publication number | Publication date |
---|---|
CN1147598A (zh) | 1997-04-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
AR01 | Abandonment of patent right to avoid double patenting |
According to article 9 of the patent law and article 12 of the detailed rules for the implementation of the patent law: 96108614.9 of the invention patents in the current issue of authorization announcement, and at the same time corresponding to the 96216242.6 utility model patent to be given up, and in the 17 volume of the 26 issue of the new type of communique on the patent right to abandon the announcement. |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: DINGMING SEAL CO. LTD., TIANJIN NEW TECHNOLOGY IN Free format text: FORMER OWNER: WANG YUMING Effective date: 20040225 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20040225 Address after: 300384 Tianjin City, Nankai District Huayuan Industrial Park No. 14 yuan Lu GUI Patentee after: Dingming Seal Co., Ltd., Tianjin New Technology Industrial Zone Address before: 300193 Tianjin city Nankai District Huagang 4-2-311 Patentee before: Wang Yuming |
|
C56 | Change in the name or address of the patentee |
Owner name: JOHN CRANE DINGMING SEALED (TIANJIN) CO., LTD. Free format text: FORMER NAME OR ADDRESS: DINGMING SEAL CO. LTD., TIANJIN NEW TECHNOLOGY INDUSTRIAL ZONE |
|
CP03 | Change of name, title or address |
Address after: 300384 Tianjin City, Nankai District Huayuan Industrial Park No. 14 yuan Lu GUI Patentee after: Dingming Sealing Co., Ltd., Tianjin New Technology Zone Address before: 300384 Tianjin City, Nankai District Huayuan Industrial Park No. 14 yuan Lu GUI Patentee before: Dingming Seal Co., Ltd., Tianjin New Technology Industrial Zone |
|
ASS | Succession or assignment of patent right |
Owner name: JOHN CRANE TECHNOLOGY (TIANJIN) CO., LTD. Free format text: FORMER OWNER: JOHN CRANE TIMING SEALS (TIANJIN) CO., LTD. Effective date: 20120210 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20120210 Address after: 300384 Tianjin New Technology Industrial Park Huayuan Industrial Area (outer ring) Haitai Huake Road No. 9 Patentee after: John crane technology (Tianjin) Co., Ltd. Address before: 300384 Tianjin City, Nankai District Huayuan Industrial Park No. 14 yuan Lu GUI Patentee before: Dingming Sealing Co., Ltd., Tianjin New Technology Zone |
|
CX01 | Expiry of patent term |
Granted publication date: 20010627 |
|
EXPY | Termination of patent right or utility model |