JPH0169973U - - Google Patents
Info
- Publication number
- JPH0169973U JPH0169973U JP1987165202U JP16520287U JPH0169973U JP H0169973 U JPH0169973 U JP H0169973U JP 1987165202 U JP1987165202 U JP 1987165202U JP 16520287 U JP16520287 U JP 16520287U JP H0169973 U JPH0169973 U JP H0169973U
- Authority
- JP
- Japan
- Prior art keywords
- seal
- contact
- seal body
- spring
- lip
- 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
- 239000002184 metal Substances 0.000 claims description 2
- 239000000428 dust Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
Landscapes
- Sealing With Elastic Sealing Lips (AREA)
Description
第１図は本考案の一実施例に係る密封装置を示
す要部縦断面図、第２図は従来の密封装置の要部
縦断面図である。
符号の説明、１……シール本体、１１……筒状
部、１２……フランジ部、２……シールリツプ、
２ａ……リツプ先端、２ｂ……あご部、２１……
金属環、３……バツクアツプリング、３１……リ
ツプ補強部、３２……嵌合部、４……シール部、
６……ダストリツプ、Ｈ……ハウジング、Ｓ……
軸、Ｈ１……段部、Ｏ……密封流体。
FIG. 1 is a vertical cross-sectional view of a main part of a sealing device according to an embodiment of the present invention, and FIG. 2 is a vertical cross-sectional view of a main part of a conventional sealing device. Explanation of symbols: 1... Seal body, 11... Cylindrical part, 12... Flange part, 2... Seal lip,
2a... Lip tip, 2b... Jaw part, 21...
Metal ring, 3... Backup spring, 31... Lip reinforcing part, 32... Fitting part, 4... Seal part,
6...Dust strip, H...housing, S...
Shaft, H1...step, O...sealing fluid.
Claims (1)
するシールリツプを有するシール本体と、該シー
ル本体に組付けられて上記シールリツプの大気側
側面を支持するバツクアツプリングとを備えた密
封装置において、 前記バツクアツプリングをシール本体の大気側
側面に軸方向に隙間無く当接せしめ、該接触部を
金属面同士の接触構造とし、さらにバツクアツプ
リングの外径側端部には上記シール本体の外周に
嵌合する嵌合部を設けて成ることを特徴とする密
封装置。[Claims for Utility Model Registration] A seal body having a seal lip whose lip tip is in sealing contact with a shaft to form a seal portion, and a back-up spring assembled to the seal body to support the atmosphere-side side surface of the seal lip. In the sealing device, the back-up spring is brought into contact with the atmosphere-side side surface of the seal body without any gap in the axial direction, the contact portion is made into a contact structure between metal surfaces, and the outer diameter side end of the back-up spring is A sealing device comprising: a fitting portion that fits on the outer periphery of the seal body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987165202U JPH0169973U (en) | 1987-10-28 | 1987-10-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987165202U JPH0169973U (en) | 1987-10-28 | 1987-10-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0169973U true JPH0169973U (en) | 1989-05-10 |
Family
ID=31451473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987165202U Pending JPH0169973U (en) | 1987-10-28 | 1987-10-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0169973U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0377863U (en) * | 1989-11-29 | 1991-08-06 | ||
| JP2014127613A (en) * | 2012-12-27 | 2014-07-07 | Xacti Corp | Electronic apparatus with cover body |
-
1987
- 1987-10-28 JP JP1987165202U patent/JPH0169973U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0377863U (en) * | 1989-11-29 | 1991-08-06 | ||
| JP2014127613A (en) * | 2012-12-27 | 2014-07-07 | Xacti Corp | Electronic apparatus with cover body |