JPH01121766U - - Google Patents
Info
- Publication number
- JPH01121766U JPH01121766U JP1988016376U JP1637688U JPH01121766U JP H01121766 U JPH01121766 U JP H01121766U JP 1988016376 U JP1988016376 U JP 1988016376U JP 1637688 U JP1637688 U JP 1637688U JP H01121766 U JPH01121766 U JP H01121766U
- Authority
- JP
- Japan
- Prior art keywords
- shaft
- housing
- lip
- chamber
- seal member
- 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
- 239000012530 fluid Substances 0.000 claims 1
- 238000007789 sealing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Description
第１図はシール構造の断面図、第２図はシール
構造を組み込んだ粘性継手の上半分を示す断面図
、第３図ａ，ｂはシール構造の作用を示す模式図
、第４図ａ，ｂは従来のシール構造の作用を示す
模式図である。
３０：シール構造、３２：シヤフト、３４：ハ
ウジング、３６：チヤンバ、３８：インナプレー
ト、４０：アウタプレート、４２：粘性継手、４
４：溝、４６：シール部材、４７ａ，４７ｂ，４
７ｃ：リツプ。
Fig. 1 is a cross-sectional view of the seal structure, Fig. 2 is a cross-sectional view showing the upper half of the viscous joint incorporating the seal structure, Fig. 3 a, b is a schematic diagram showing the operation of the seal structure, Fig. 4 a, b is a schematic diagram showing the function of a conventional seal structure. 30: Seal structure, 32: Shaft, 34: Housing, 36: Chamber, 38: Inner plate, 40: Outer plate, 42: Viscous joint, 4
4: Groove, 46: Seal member, 47a, 47b, 4
7c: Rip.
Claims (1)
成し、該チヤンバ内に複数のインナプレートおよ
びアウタプレートと粘性流体とを収容した粘性継
手の前記チヤンバからの漏れを防ぐシール構造で
あつて、前記ハウジングの前記シヤフトへの対向
面または前記シヤフトの前記ハウジングへの対向
面に形成された全周に伸びる溝と、該溝内に配置
される環状のシール部材とを含み、該シール部材
は、前記ハウジングに接触する少なくとも１つの
第１のリツプと、該第１のリツプから間隔をおい
て設けられた前記シヤフトに接触する少なくとも
１つの第２のリツプと、前記チヤンバから流れよ
うとする粘性流体に対し下流側となる前記第１お
よび第２のリツプの部位から下流へ向けて突出さ
れ、前記ハウジングまたはシヤフトに接触する第
３のリツプとを有する、粘性継手のシール構造。 The shaft and the housing form a chamber, and the sealing structure prevents leakage from the chamber of a viscous joint in which a plurality of inner plates, an outer plate, and a viscous fluid are housed, a groove extending around the entire circumference formed on a surface facing the shaft or a surface of the shaft facing the housing; and an annular seal member disposed within the groove, the seal member being in contact with the housing. at least one first lip that contacts the shaft and is spaced from the first lip; and a third lip that protrudes downstream from the first and second lips and comes into contact with the housing or shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988016376U JPH01121766U (en) | 1988-02-12 | 1988-02-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988016376U JPH01121766U (en) | 1988-02-12 | 1988-02-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01121766U true JPH01121766U (en) | 1989-08-17 |
Family
ID=31229255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988016376U Pending JPH01121766U (en) | 1988-02-12 | 1988-02-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01121766U (en) |
-
1988
- 1988-02-12 JP JP1988016376U patent/JPH01121766U/ja active Pending