JPH0224160U - - Google Patents
Info
- Publication number
- JPH0224160U JPH0224160U JP1988102399U JP10239988U JPH0224160U JP H0224160 U JPH0224160 U JP H0224160U JP 1988102399 U JP1988102399 U JP 1988102399U JP 10239988 U JP10239988 U JP 10239988U JP H0224160 U JPH0224160 U JP H0224160U
- Authority
- JP
- Japan
- Prior art keywords
- outer case
- lip
- spring
- annular space
- type seal
- 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
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 239000007788 liquid Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Landscapes
- Sealing With Elastic Sealing Lips (AREA)
Description
第１図は本考案に係るリツプ型シールの一実施
例を示す要部概略的説明図、第２図は従来のリツ
プ型シールの要部概略的縦断側面図である。
１……ハウジング、２……回転軸、５……シー
ル本体、７……ゴム製リツプ、７ａ……リツプ部
、８……合成樹脂製リツプ、８ａ……リツプ部、
９……バツクアツプリング、９ａ……外周端縁部
、１０……アウターケース、１０ｂ……折曲端縁
部、１１……環状空間、ａ……間隙、Ａ……液側
、Ｂ……大気側。
FIG. 1 is a schematic explanatory view of the main parts of an embodiment of the lip-type seal according to the present invention, and FIG. 2 is a schematic longitudinal sectional side view of the main parts of a conventional lip-type seal. DESCRIPTION OF SYMBOLS 1... Housing, 2... Rotating shaft, 5... Seal body, 7... Rubber lip, 7a... Lip part, 8... Synthetic resin lip, 8a... Lip part,
9... Backup spring, 9a... Outer peripheral edge, 10... Outer case, 10b... Bent edge, 11... Annular space, a... Gap, A... Liquid side, B... Atmospheric side.
Claims (1)
バツクアツプリングでバツクアツプしてアウター
ケース内に内臓するとともに、このアウターケー
スの大気側の端縁部を断面コ字形に折曲して前記
バツクアツプリングの背面側に対応位置させたリ
ツプ型シールにおいて、前記バツクアツプリング
の外周端縁部を大気側に向け断面Ｌ字形に折曲し
て前記アウターケースの内周側面との間に環状空
間を形成し、かつこの環状空間に連通する間隙を
前記アウターケースの大気側の折曲端縁部とバツ
クアツプリングの背面との間に形成したことを特
徴とするリツプ型シール。 ２ 環状空間内に漏洩油用吸収部材を設けたこと
を特徴とする請求項１記載のリツプ型シール。[Scope of Claim for Utility Model Registration] 1. A lip that is in sliding contact with the periphery of the rotating shaft is backed up from the air side with a back-up spring and is housed in an outer case, and the edge of the outer case on the air side is In the lip-type seal, which is bent into a U-shaped cross section and positioned corresponding to the back side of the back-up spring, the outer peripheral edge of the back-up spring is bent toward the atmosphere and has an L-shaped cross-section. An annular space is formed between the outer case and the inner circumferential side surface of the outer case, and a gap communicating with the annular space is formed between the bent edge of the outer case on the atmosphere side and the back surface of the backup spring. A lip-type seal. 2. The lip type seal according to claim 1, further comprising a leakage oil absorbing member provided within the annular space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988102399U JPH0224160U (en) | 1988-08-03 | 1988-08-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988102399U JPH0224160U (en) | 1988-08-03 | 1988-08-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0224160U true JPH0224160U (en) | 1990-02-16 |
Family
ID=31332276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988102399U Pending JPH0224160U (en) | 1988-08-03 | 1988-08-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0224160U (en) |
-
1988
- 1988-08-03 JP JP1988102399U patent/JPH0224160U/ja active Pending