JPH046794U - - Google Patents
Info
- Publication number
- JPH046794U JPH046794U JP4648890U JP4648890U JPH046794U JP H046794 U JPH046794 U JP H046794U JP 4648890 U JP4648890 U JP 4648890U JP 4648890 U JP4648890 U JP 4648890U JP H046794 U JPH046794 U JP H046794U
- Authority
- JP
- Japan
- Prior art keywords
- shaft
- impeller
- seal
- bearing
- pump case
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 238000002485 combustion reaction Methods 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Description
第１図は本考案の一実施例の縦断面図、第２図
は第１図のラビリンスシールの部分拡大縦断面図
、第３図は従来例の縦断面図である。
１……ウオータポンプケース、２……シヤフト
、３……ベアリング、４……インペラー、７……
シヤフトシール、１２……ラビリンスシール。
FIG. 1 is a vertical cross-sectional view of an embodiment of the present invention, FIG. 2 is a partially enlarged vertical cross-sectional view of the labyrinth seal shown in FIG. 1, and FIG. 3 is a vertical cross-sectional view of a conventional example. 1... Water pump case, 2... Shaft, 3... Bearing, 4... Impeller, 7...
Shaft seal, 12... Labyrinth seal.
Claims (1)
支したシヤフトの先端にインペラーを取り付け、
該インペラーと前記ベアリングとの間のシヤフト
にシヤフトシールを設け、該シヤフトシールの外
周側に位置して前記ウオーターポンプケースとイ
ンペラーとの対向面間にラビリンスシールを形成
したことを特徴とする内燃機関のウオータシール
。 The impeller is attached to the tip of the shaft, which is supported via a bearing in the water pump case.
An internal combustion engine characterized in that a shaft seal is provided on the shaft between the impeller and the bearing, and a labyrinth seal is formed on the outer peripheral side of the shaft seal between opposing surfaces of the water pump case and the impeller. water seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4648890U JPH046794U (en) | 1990-04-27 | 1990-04-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4648890U JPH046794U (en) | 1990-04-27 | 1990-04-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH046794U true JPH046794U (en) | 1992-01-22 |
Family
ID=31561612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4648890U Pending JPH046794U (en) | 1990-04-27 | 1990-04-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH046794U (en) |
-
1990
- 1990-04-27 JP JP4648890U patent/JPH046794U/ja active Pending