JPS643070U - - Google Patents
Info
- Publication number
- JPS643070U JPS643070U JP9572587U JP9572587U JPS643070U JP S643070 U JPS643070 U JP S643070U JP 9572587 U JP9572587 U JP 9572587U JP 9572587 U JP9572587 U JP 9572587U JP S643070 U JPS643070 U JP S643070U
- Authority
- JP
- Japan
- Prior art keywords
- carburetor
- intake port
- duct
- intake
- diameter
- 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.)
- Granted
Links
- 241000234435 Lilium Species 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
- Control Of The Air-Fuel Ratio Of Carburetors (AREA)
Description
第１図は本考案のキヤブレタ吸気口ダクトをキ
ヤブレタに取付けた状態を示す中央縦断面図、第
２図はダクトの側面図、第３図は第２図の―
線断面図、第４図はエンジン性能の比較を示す説
明図、第５図は従来のキヤブレタ吸気口ダクトを
キヤブレタに取付けた状態を示す中央縦断面図、
第６図は第２実施例のキヤブレタ吸気口ダクトを
キヤブレタに取付けた状態を示す中央縦断面図、
第７図は同ダクトの側面図、第８図は第７図の
―線断面図、第９図は第６図の―線断面図
である。
１……キヤブレタ吸気口ダクト、２……キヤブ
レタ、２ａ……吸気口、２ｂ……メインエアジエ
ツト、２ｃ……スローエアジエツト、２ｄ……ベ
ンチユリ部空気取入口、３……メインダクト、３
ａ……筒状部、３ｂ……溝状案内部、３ｃ……出
口、３ｄ……入口、４……サブダクト、４ａ……
通路、６……ダイアフラム、６ａ……ダイアフラ
ム背圧取入口、７……エアクリーナ。
Figure 1 is a central vertical sectional view showing the carburetor intake duct of the present invention installed in a carburetor, Figure 2 is a side view of the duct, and Figure 3 is the same as in Figure 2.
4 is an explanatory diagram showing a comparison of engine performance; FIG. 5 is a central vertical sectional view showing a state in which a conventional carburetor intake duct is attached to a carburetor;
FIG. 6 is a central vertical sectional view showing the carburetor intake duct of the second embodiment attached to the carburetor;
7 is a side view of the duct, FIG. 8 is a cross-sectional view taken along the line -- in FIG. 7, and FIG. 9 is a cross-sectional view taken along the line -- in FIG. 1... Carburetor intake port duct, 2... Carburetor, 2a... Intake port, 2b... Main air jet, 2c... Slow air jet, 2d... Bench lily air intake, 3... Main duct, 3
a...Cylindrical part, 3b...Groove-shaped guide part, 3c...Outlet, 3d...Inlet, 4...Subduct, 4a...
Passage, 6...Diaphragm, 6a...Diaphragm back pressure intake, 7...Air cleaner.
Claims (1)
入口に接続される該吸気口のベンチユリ径と略同
径の筒状部と、エアジエツト空気取入口に向つて
広がつた溝状案内部とが一体に形成された出口と
、ベンチユリ径と同径もしくはやや大径に広がつ
た入口を有するメインダクトがエアクリーナ内に
延設されたことを特徴とするキヤブレタ吸気口ダ
クトの構造。 (2) メインダクトの溝状案内部は、下流に向つ
て広がつた形に形成されたものである実用新案登
録請求の範囲第１項記載のキヤブレタ吸気口ダク
トの構造。 (3) メインダクトは該メインダクトに隣接する
サブダクトを有し、該サブダクトはダイアフラム
で制御される可変ベンチユリ型キヤブレタのダイ
アフラム背圧取入口に連通する通路に接続された
ものである実用新案登録請求の範囲第１項ないし
第２項記載のキヤブレタ吸気口ダクトの構造。[Scope of Claim for Utility Model Registration] (1) Bench lily portion of the intake port of a carburetor A cylindrical portion with approximately the same diameter as the diameter of the bench lily of the intake port connected to the air intake port, and an air jet air intake port that extends toward the air intake port. A carburetor intake duct characterized by a main duct extending into an air cleaner and having an outlet integrally formed with a vine-shaped guide portion and an inlet having a diameter equal to or slightly larger than the diameter of the bench lily. structure. (2) The structure of the carburetor intake duct according to claim 1, wherein the groove-shaped guide portion of the main duct is formed in a shape that widens toward the downstream. (3) A utility model registration request in which the main duct has a subduct adjacent to the main duct, and the subduct is connected to a passage communicating with the diaphragm back pressure intake of a variable bench lily type carburetor controlled by a diaphragm. The structure of the carburetor intake duct according to the ranges 1 to 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987095725U JP2511749Y2 (en) | 1987-06-22 | 1987-06-22 | Carburetor inlet duct structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987095725U JP2511749Y2 (en) | 1987-06-22 | 1987-06-22 | Carburetor inlet duct structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS643070U true JPS643070U (en) | 1989-01-10 |
| JP2511749Y2 JP2511749Y2 (en) | 1996-09-25 |
Family
ID=31320432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987095725U Expired - Lifetime JP2511749Y2 (en) | 1987-06-22 | 1987-06-22 | Carburetor inlet duct structure |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2511749Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010071111A (en) * | 2008-09-16 | 2010-04-02 | Kawasaki Heavy Ind Ltd | Air intake duct and air intake structure |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50104023U (en) * | 1974-02-05 | 1975-08-27 | ||
| JPS58189350U (en) * | 1982-06-11 | 1983-12-16 | 本田技研工業株式会社 | vaporizer |
| JPS6291648A (en) * | 1985-10-16 | 1987-04-27 | Kawasaki Heavy Ind Ltd | Intake device for engine |
-
1987
- 1987-06-22 JP JP1987095725U patent/JP2511749Y2/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50104023U (en) * | 1974-02-05 | 1975-08-27 | ||
| JPS58189350U (en) * | 1982-06-11 | 1983-12-16 | 本田技研工業株式会社 | vaporizer |
| JPS6291648A (en) * | 1985-10-16 | 1987-04-27 | Kawasaki Heavy Ind Ltd | Intake device for engine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010071111A (en) * | 2008-09-16 | 2010-04-02 | Kawasaki Heavy Ind Ltd | Air intake duct and air intake structure |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2511749Y2 (en) | 1996-09-25 |