JPS62126666U - - Google Patents
Info
- Publication number
- JPS62126666U JPS62126666U JP1986012953U JP1295386U JPS62126666U JP S62126666 U JPS62126666 U JP S62126666U JP 1986012953 U JP1986012953 U JP 1986012953U JP 1295386 U JP1295386 U JP 1295386U JP S62126666 U JPS62126666 U JP S62126666U
- Authority
- JP
- Japan
- Prior art keywords
- hole
- crankshaft
- seal
- annular groove
- oil
- 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 2
Landscapes
- Sealing Of Bearings (AREA)
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Description
第１図は本考案に係るクランク軸シール構造が
実施されたエンジンの一部を示す断面図、第２図
はオイルシールを示す半断面図、第３図は同じく
背面図、第４図は要部の拡大断面図である。
５……クランク軸、８ｂ……筒部、１０ｂ……
貫通孔、１１……軸受、２０……オイルシール、
２６……主リツプ、４０……環状溝、４１……環
状突出部。
Fig. 1 is a sectional view showing a part of an engine in which the crankshaft seal structure according to the present invention is implemented, Fig. 2 is a half sectional view showing an oil seal, Fig. 3 is also a rear view, and Fig. 4 is an essential part of the engine. FIG. 5...Crankshaft, 8b...Cylinder part, 10b...
Through hole, 11... bearing, 20... oil seal,
26... Main lip, 40... Annular groove, 41... Annular protrusion.
Claims (1)
して回転自在に軸支されたクランク軸を前記貫通
孔に装着したオイルシールでシールする構造にお
いて、貫通孔内周面に環状溝を設けると共に、前
記オイルシールの外周縁に外径方向に突出し前記
環状溝に係入する弾性を有する突出部を設けてな
るクランク軸シール構造。 In a structure in which a crankshaft rotatably supported in a crankshaft through-hole of a crankcase via a bearing is sealed with an oil seal attached to the through-hole, an annular groove is provided on the inner peripheral surface of the through-hole, and the oil A crankshaft seal structure comprising an elastic protrusion that protrudes in the outer radial direction on the outer peripheral edge of the seal and engages in the annular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986012953U JPS62126666U (en) | 1986-01-31 | 1986-01-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986012953U JPS62126666U (en) | 1986-01-31 | 1986-01-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62126666U true JPS62126666U (en) | 1987-08-11 |
Family
ID=30801563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986012953U Pending JPS62126666U (en) | 1986-01-31 | 1986-01-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62126666U (en) |
-
1986
- 1986-01-31 JP JP1986012953U patent/JPS62126666U/ja active Pending