JPH0487942U - - Google Patents
Info
- Publication number
- JPH0487942U JPH0487942U JP40349290U JP40349290U JPH0487942U JP H0487942 U JPH0487942 U JP H0487942U JP 40349290 U JP40349290 U JP 40349290U JP 40349290 U JP40349290 U JP 40349290U JP H0487942 U JPH0487942 U JP H0487942U
- Authority
- JP
- Japan
- Prior art keywords
- ball
- piston
- exhaust port
- intake port
- crankshaft
- 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
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Description
図面はこの考案の実施例に関し、第１図は二サ
イクルエンジンの全体構造を示す縦断面図、第２
図は第１図のスカート部の範囲の拡大図、第３図
は第１図において柱部の高さにおけるピストンの
横断面図である。
４０……二サイクルエンジン（エンジン）、１
２……シリンダ、２６……クランク軸、２８……
吸気口、３０……排気口、３２，３４……柱部、
３６……ピストン、４０……スカート部、４２…
…半球状凹所（ボール受け用凹所）、４４……ボ
ール。
The drawings relate to an embodiment of this invention; Fig. 1 is a vertical sectional view showing the overall structure of a two-stroke engine;
The figure is an enlarged view of the area of the skirt section in FIG. 1, and FIG. 3 is a cross-sectional view of the piston at the height of the column section in FIG. 40...Two-cycle engine (engine), 1
2...Cylinder, 26...Crankshaft, 28...
Intake port, 30...exhaust port, 32, 34...pillar part,
36...Piston, 40...Skirt portion, 42...
...Semispherical recess (recess for ball receiving), 44...Ball.
補正 平１．２．６
図面の簡単な説明を次のように補正する。
明細書中第１０頁第９行の「４０」を次のとお
り補正する、「１０」。Amendment 1.2.6 The brief description of the drawing is amended as follows. "40" on page 10, line 9 of the specification is amended as follows: "10".
Claims (1)
の軸方向に対して直角方向の前記ピストン３６の
スカート部４０の範囲部分に形成され、ボール４
４が、シリンダ１２の内面に接触するように、前
記ボール受け用凹所４２内に挿入されていること
を特徴とするエンジンのピストン摺動部構造。 (2) 吸気口２８及び排気口３０が、前記クラン
ク軸２６の軸方向に対して直角方向両側の前記シ
リンダ１２の内面の範囲部分に形成され、前記吸
気口２８及び前記排気口３０には、前記ピストン
３６の往復動方向へ延びて、前記吸気口２８及び
前記排気口３０における前記ボール４４の通過時
に前記ボール４４に接触可能な柱部３２，３４が
形成されていることを特徴とする請求項１記載の
エンジンのピストン摺動部構造。[Scope of claims for utility model registration] (1) The ball receiving recess 42 is located on the crankshaft 26.
The ball 4 is formed in a range of the skirt portion 40 of the piston 36 in a direction perpendicular to the axial direction of the ball 4.
4 is inserted into the ball receiving recess 42 so as to contact the inner surface of the cylinder 12. (2) The intake port 28 and the exhaust port 30 are formed in a range of the inner surface of the cylinder 12 on both sides in a direction perpendicular to the axial direction of the crankshaft 26, and the intake port 28 and the exhaust port 30 include: A claim characterized in that pillar portions 32 and 34 are formed that extend in the reciprocating direction of the piston 36 and can come into contact with the ball 44 when the ball 44 passes through the intake port 28 and the exhaust port 30. 2. Piston sliding part structure of the engine according to item 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP40349290U JPH0487942U (en) | 1990-12-14 | 1990-12-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP40349290U JPH0487942U (en) | 1990-12-14 | 1990-12-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0487942U true JPH0487942U (en) | 1992-07-30 |
Family
ID=31881260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP40349290U Pending JPH0487942U (en) | 1990-12-14 | 1990-12-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0487942U (en) |
-
1990
- 1990-12-14 JP JP40349290U patent/JPH0487942U/ja active Pending