JPH0449646U - - Google Patents
Info
- Publication number
- JPH0449646U JPH0449646U JP9244790U JP9244790U JPH0449646U JP H0449646 U JPH0449646 U JP H0449646U JP 9244790 U JP9244790 U JP 9244790U JP 9244790 U JP9244790 U JP 9244790U JP H0449646 U JPH0449646 U JP H0449646U
- Authority
- JP
- Japan
- Prior art keywords
- crankcase
- communication passage
- communicates
- internal combustion
- combustion engine
- 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
- 235000014676 Phragmites communis Nutrition 0.000 claims description 2
- 238000002485 combustion reaction Methods 0.000 claims 2
- 238000011144 upstream manufacturing Methods 0.000 claims 1
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Description
図示するものは本考案の実施例の一例を示すも
ので、第１図は要部の断面図、第２図は第１図の
Ａ−Ａ線断面図である。
９……クランクケース、１３……吸気通路、１
４……リード弁、１５……連通路、２１……開孔
、２２……凹部、２３……逆止弁。
What is shown in the drawings is an example of an embodiment of the present invention, and FIG. 1 is a sectional view of a main part, and FIG. 2 is a sectional view taken along the line A--A in FIG. 1. 9...Crankcase, 13...Intake passage, 1
4...Reed valve, 15...Communication path, 21...Opening hole, 22...Recessed portion, 23...Check valve.
Claims (1)
路に設けられたリード弁の上流側とクランクケー
ス内部とを連通する連通路がクランクケースを介
して設けられると共に、該連通路のクランクケー
ス側の開孔がピストンの裏面に指向させて設けら
れ、該連通路途中のクランクケースに設けられた
凹部にクランクケース側にのみ連通する逆止弁が
介装されていることを特徴とする２サイクル内燃
機関。 In a two-stroke internal combustion engine, a communication passage is provided through the crankcase that communicates the upstream side of a reed valve provided in the intake passage of the engine with the inside of the crankcase, and a communication passage is provided on the crankcase side of the communication passage. A two-stroke internal combustion engine characterized in that an opening is provided to face the back surface of the piston, and a check valve that communicates only to the crankcase side is interposed in a recess provided in the crankcase in the middle of the communication path. institution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9244790U JPH0449646U (en) | 1990-09-04 | 1990-09-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9244790U JPH0449646U (en) | 1990-09-04 | 1990-09-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0449646U true JPH0449646U (en) | 1992-04-27 |
Family
ID=31828906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9244790U Pending JPH0449646U (en) | 1990-09-04 | 1990-09-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0449646U (en) |
-
1990
- 1990-09-04 JP JP9244790U patent/JPH0449646U/ja active Pending