JPS63100636U - - Google Patents
Info
- Publication number
- JPS63100636U JPS63100636U JP19647086U JP19647086U JPS63100636U JP S63100636 U JPS63100636 U JP S63100636U JP 19647086 U JP19647086 U JP 19647086U JP 19647086 U JP19647086 U JP 19647086U JP S63100636 U JPS63100636 U JP S63100636U
- Authority
- JP
- Japan
- Prior art keywords
- drill hole
- recess
- hole
- rotor housing
- piston 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
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Description
第１図、第２図及び第３図は、本考案の実施例
を開示したものであり、第１図はロータハウジン
グの全体図、第２図は第１図における―断面
図、第３図は第２図の要部拡大図である。
１…ロータハウジング、４…排気通路部分、５
…ドリル穴、６…ポートインサート、７…凹部、
８…スプリングピン、９…溝部。
1, 2, and 3 disclose an embodiment of the present invention, in which FIG. 1 is an overall view of the rotor housing, FIG. 2 is a sectional view of FIG. 1, and FIG. 3 is a cross-sectional view of the rotor housing. is an enlarged view of the main part of FIG. 1... Rotor housing, 4... Exhaust passage portion, 5
...drill hole, 6...port insert, 7...recess,
8... Spring pin, 9... Groove.
Claims (1)
両側壁に開口するドリル穴と、上記排気通路部分
に挿入されるポートインサートの外壁に、上記ド
リル穴よりもロータハウジング外方にオフセツト
形成された上記ドリル穴と同一径の凹部とを設け
ると共に、上記凹部にドリル穴を介してスプリン
グピンを嵌合することによりポートインサートを
固定するロータリピストンエンジンの排気ポート
構造において、 上記ドリル穴あるいは凹部のうち、少なくとも
一方の外周に溝部を形成したことを特徴とするロ
ータリピストンエンジンの排気ポート構造。[Claim for Utility Model Registration] A drill hole opened on both side walls of the exhaust passage formed in the rotor housing, and a hole on the outer wall of the port insert inserted into the exhaust passage, which is located further outside the rotor housing than the drill hole. In the exhaust port structure of a rotary piston engine, a recess having the same diameter as the drill hole offset formed therein is provided, and a port insert is fixed by fitting a spring pin into the recess through the drill hole. An exhaust port structure for a rotary piston engine, characterized in that a groove is formed on the outer periphery of at least one of a hole or a recess.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19647086U JPS63100636U (en) | 1986-12-20 | 1986-12-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19647086U JPS63100636U (en) | 1986-12-20 | 1986-12-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63100636U true JPS63100636U (en) | 1988-06-30 |
Family
ID=31155321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19647086U Pending JPS63100636U (en) | 1986-12-20 | 1986-12-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63100636U (en) |
-
1986
- 1986-12-20 JP JP19647086U patent/JPS63100636U/ja active Pending
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