JPH0274660U - - Google Patents
Info
- Publication number
- JPH0274660U JPH0274660U JP1988154267U JP15426788U JPH0274660U JP H0274660 U JPH0274660 U JP H0274660U JP 1988154267 U JP1988154267 U JP 1988154267U JP 15426788 U JP15426788 U JP 15426788U JP H0274660 U JPH0274660 U JP H0274660U
- Authority
- JP
- Japan
- Prior art keywords
- eccentricity
- outer circumferential
- circumferential part
- seal lip
- shaft
- 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
- 239000012530 fluid Substances 0.000 claims 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
Landscapes
- Sealing With Elastic Sealing Lips (AREA)
Description
第１図は、本考案の密封装置の縦断面図、第２
図は従来技術の密封装置の縦断面図である。
符号の説明、１……密封装置、２……ハウジン
グ、３……外周部、４……金属環、５……シール
、６……シールリツプ、７……リツプ先端、８…
…軸、９……ばね、１０……偏心吸収部、１１…
…バツクアツプ部。
Fig. 1 is a vertical sectional view of the sealing device of the present invention, Fig.
The figure is a longitudinal sectional view of a conventional sealing device. Explanation of symbols, 1... Sealing device, 2... Housing, 3... Outer circumference, 4... Metal ring, 5... Seal, 6... Seal lip, 7... Lip tip, 8...
... shaft, 9 ... spring, 10 ... eccentric absorption section, 11 ...
...backup department.
Claims (1)
連続して形成され、回転軸に摺接して、密封流体
を密封するシールリツプとを有する密封装置にお
いて、外周部とシールリツプとの間に回転軸の偏
心を吸収する偏心吸収部を設け、シールリツプの
大気側に、軸の偏心とともに外周部に対して相対
位動可能なバツクアツプ部を設けたことを特徴と
する密封装置。 In a sealing device having an outer circumferential part fixed to the housing and a seal lip formed continuously from the outer circumferential part and in sliding contact with the rotating shaft to seal the sealing fluid, there is no eccentricity of the rotating shaft between the outer circumferential part and the seal lip. What is claimed is: 1. A sealing device comprising: an eccentricity absorbing section for absorbing the eccentricity of the shaft; and a back-up section on the atmospheric side of the seal lip that is movable relative to the outer periphery along with the eccentricity of the shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988154267U JPH0274660U (en) | 1988-11-29 | 1988-11-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988154267U JPH0274660U (en) | 1988-11-29 | 1988-11-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0274660U true JPH0274660U (en) | 1990-06-07 |
Family
ID=31430845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988154267U Pending JPH0274660U (en) | 1988-11-29 | 1988-11-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0274660U (en) |
-
1988
- 1988-11-29 JP JP1988154267U patent/JPH0274660U/ja active Pending