JPS61108863U - - Google Patents
Info
- Publication number
- JPS61108863U JPS61108863U JP19435884U JP19435884U JPS61108863U JP S61108863 U JPS61108863 U JP S61108863U JP 19435884 U JP19435884 U JP 19435884U JP 19435884 U JP19435884 U JP 19435884U JP S61108863 U JPS61108863 U JP S61108863U
- Authority
- JP
- Japan
- Prior art keywords
- pipe body
- valve
- combustion engine
- internal combustion
- intake port
- 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
- 238000002485 combustion reaction Methods 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Supercharger (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Description
第１図は本考案に係わる内燃機関の吸気ポート
構造の一実施例を示す縦断面図、第２図及び第３
図は夫々本考案の他の実施例を示す図で、第２図
Ａはシリンダヘツドの平面図、同図Ｂは２つのパ
イプ体相互の関係を示す断面図、第３図Ａは過給
弁部分の縦断面図、同図Ｂはスリーブの内周面を
展開した図、第４図は従来の内燃機関の吸気ポー
ト構造の一例を示す縦断面図である。
７……過給弁、７Ａ……軸、１０……バルブガ
イド部、１１……バルブシート部、１２……径大
部、１３……第１のパイプ体、１４……吸気ポー
ト、１５……第２のパイプ体、１６……シリンダ
ヘツド。
FIG. 1 is a longitudinal sectional view showing an embodiment of the intake port structure of an internal combustion engine according to the present invention, and FIGS.
The figures show other embodiments of the present invention, in which Fig. 2A is a plan view of the cylinder head, Fig. 3B is a sectional view showing the relationship between the two pipe bodies, and Fig. 3A is the supercharging valve. FIG. 4 is a vertical cross-sectional view showing an example of the intake port structure of a conventional internal combustion engine. 7... Supercharging valve, 7A... Shaft, 10... Valve guide part, 11... Valve seat part, 12... Large diameter part, 13... First pipe body, 14... Intake port, 15... ...Second pipe body, 16...Cylinder head.
Claims (1)
ルブシート部と、バルブガイド部とバルブシート
部との間に位置して前記吸気弁軸周りを空間を介
して取り囲む径大部と、を一体に成形してなる第
１のパイプ体を設けると共に、該パイプ体の径大
部に接続されて該径大部と共に吸気ポートを構成
する第２のパイプ体を設け、両パイプ体の組付体
をシリンダヘツドに一体に鋳込んで装着するよう
にしたことを特徴とする内燃機関の吸気ポート構
造。 (2) 吸気にスワールを付与するべく、第２のパ
イプ体は第１のパイプ体の略接線方向に接続され
てなる実用新案登録請求の範囲第１項記載の内燃
機関の吸気ポート構造。 (3) 第１のパイプ体は、内周面に螺旋状のガイ
ド板を突設したスリーブを挿入固着して備えてな
る実用新案登録請求の範囲第１項又は第２項記載
の内燃機関の吸気ポート構造。 (4) 吸気弁は、過給用高圧空気を供給するため
の過給弁である実用新案登録請求の範囲第１項〜
第３項のうちいずれか１つに記載の内燃機関の吸
気ポート構造。[Claims for Utility Model Registration] (1) A valve guide portion and a valve seat portion of an intake valve of an internal combustion engine, and a valve located between the valve guide portion and the valve seat portion and extending around the intake valve axis through a space. A first pipe body integrally formed with a large-diameter portion surrounding the pipe body, and a second pipe body connected to the large-diameter portion of the pipe body and forming an intake port together with the large-diameter portion. An intake port structure for an internal combustion engine, characterized in that an assembly of both pipe bodies is integrally cast and attached to a cylinder head. (2) The intake port structure for an internal combustion engine according to claim 1, wherein the second pipe body is connected substantially tangentially to the first pipe body in order to give swirl to the intake air. (3) In the internal combustion engine according to claim 1 or 2 of the utility model registration claim, the first pipe body is provided with a sleeve having a spiral guide plate protruding from its inner peripheral surface. Intake port structure. (4) The intake valve is a supercharging valve for supplying high pressure air for supercharging. Scope of Utility Model Registration Claims Paragraph 1~
An intake port structure for an internal combustion engine according to any one of Item 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19435884U JPS61108863U (en) | 1984-12-24 | 1984-12-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19435884U JPS61108863U (en) | 1984-12-24 | 1984-12-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61108863U true JPS61108863U (en) | 1986-07-10 |
Family
ID=30751807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19435884U Pending JPS61108863U (en) | 1984-12-24 | 1984-12-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61108863U (en) |
-
1984
- 1984-12-24 JP JP19435884U patent/JPS61108863U/ja active Pending
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