JPS59102943U - Internal combustion engine helical intake port - Google Patents
Internal combustion engine helical intake portInfo
- Publication number
- JPS59102943U JPS59102943U JP19707082U JP19707082U JPS59102943U JP S59102943 U JPS59102943 U JP S59102943U JP 19707082 U JP19707082 U JP 19707082U JP 19707082 U JP19707082 U JP 19707082U JP S59102943 U JPS59102943 U JP S59102943U
- Authority
- JP
- Japan
- Prior art keywords
- intake port
- combustion engine
- internal combustion
- open end
- helical intake
- 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)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は本考案による内燃機関のヘリカル吸気ポートの
一つの実施例を示す第2図の線I−Iに沿う断面図、第
2図は第1図の線■−■に沿う断面図、第3図は第2図
の線■−■に沿う断面図、第4図及び第5図は各々本考
案によるヘリカル吸気ポートを入口部の側より見た側面
図である。
1・・・シリンダヘッド、2・・・ヘリカル吸気ポート
、3・・・入口部、4・・・出口部、4a・・・開口端
、5・・・燃焼室、6・・・弁座部材、7・・・吸気弁
、8・・・弁軸、9・・・ガイドスリーブ、10・・・
膨出部、11・・・旋回通路、12・・・天井壁、13
・・・周壁、13a・・・衝壁部、14・・・空間部、
15・・・弁軸、16・・・遮断板。1 is a sectional view taken along line II in FIG. 2 showing one embodiment of a helical intake port for an internal combustion engine according to the present invention; FIG. 2 is a sectional view taken along line ■-■ in FIG. 1; FIG. 3 is a sectional view taken along the line ■--■ in FIG. 2, and FIGS. 4 and 5 are side views of the helical intake port according to the present invention, respectively, viewed from the inlet side. DESCRIPTION OF SYMBOLS 1... Cylinder head, 2... Helical intake port, 3... Inlet part, 4... Outlet part, 4a... Open end, 5... Combustion chamber, 6... Valve seat member , 7... Intake valve, 8... Valve shaft, 9... Guide sleeve, 10...
Bulging portion, 11... Turning passage, 12... Ceiling wall, 13
... Peripheral wall, 13a... Barrier part, 14... Space part,
15... Valve shaft, 16... Shutoff plate.
Claims (1)
実質的に直角の方向に燃焼室へ開口した出口部とを含み
、燃焼室への開口端に対向するポート内壁部には前記開
口端へ向けて膨出した膨出一部が設けられ、該膨出部は
吸気弁の軸線周りに延在してその周囲に旋回通路を構成
し−ており、前記入口部は前記膨出部の膨出端部より前
記開口端の側に残された空間部を経て前記開口端に直接
連通しており、前記空間部には該空間部を経て前記入口
部が前記開口端に直接連通ずることを選択的に遮断する
遮断部材が設けられている内燃機関のヘリカル吸気ポー
ト。an inlet portion connected to the intake manifold; and an outlet portion opening into the combustion chamber in a direction substantially perpendicular to the inlet portion; A bulging portion is provided that bulges toward the intake valve, and the bulging portion extends around the axis of the intake valve to form a swirling passage therearound. The projecting end directly communicates with the open end through a space left on the side of the open end, and the space has a structure in which the inlet directly communicates with the open end through the space. A helical intake port of an internal combustion engine, which is provided with a selectively blocking blocking member.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19707082U JPS59102943U (en) | 1982-12-27 | 1982-12-27 | Internal combustion engine helical intake port |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19707082U JPS59102943U (en) | 1982-12-27 | 1982-12-27 | Internal combustion engine helical intake port |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS59102943U true JPS59102943U (en) | 1984-07-11 |
Family
ID=30422400
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP19707082U Pending JPS59102943U (en) | 1982-12-27 | 1982-12-27 | Internal combustion engine helical intake port |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59102943U (en) |
-
1982
- 1982-12-27 JP JP19707082U patent/JPS59102943U/en active Pending
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