JPS6371461U - - Google Patents
Info
- Publication number
- JPS6371461U JPS6371461U JP16611586U JP16611586U JPS6371461U JP S6371461 U JPS6371461 U JP S6371461U JP 16611586 U JP16611586 U JP 16611586U JP 16611586 U JP16611586 U JP 16611586U JP S6371461 U JPS6371461 U JP S6371461U
- Authority
- JP
- Japan
- Prior art keywords
- passage
- valve
- acceleration fuel
- negative pressure
- intake air
- 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
- 239000000446 fuel Substances 0.000 claims description 11
- 230000001133 acceleration Effects 0.000 claims description 7
- 238000002485 combustion reaction Methods 0.000 claims description 3
- 241000234435 Lilium Species 0.000 description 4
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000000605 extraction Methods 0.000 description 1
Landscapes
- Control Of The Air-Fuel Ratio Of Carburetors (AREA)
Description
第１図は本考案による加速燃料供給装置を備え
た内燃機関用気化器の一つの実施例をその要部に
ついて示す概略縦断面図、第２図及び第３図は各
々本考案による加速燃料供給装置を備えた内燃機
関用気化器の他の実施例をその要部について示す
概略縦断面図である。
１０……気化器のボデイ、１２……吸気通路、
１４……フロート室、１４ａ……上部空間、１６
……ラージベンチユリ、１８……スモールベンチ
ユリ、２０……メイン燃料ノズル、２２……スロ
ツトル弁、２４……エアーベント通路、２６……
加速燃料ポンプ、２８……ポンプ室、３０……ポ
ンププランジヤ、３２……圧縮コインばね、３４
……インレツト通路、３６……チエツクボール、
３８……インレツトポート、４０……アウトレツ
トポート、４２……加速燃料ウエル、４４……チ
エツクボール、４６……圧縮コイルばね、４８…
…加速燃料通路、５０……加速燃料ノズル、５２
……負圧低減通路、５４……弁室、５６……負圧
低減通路、５８……弁座部（弁座部材）、６０…
…弁要素、６２……ピストン室、６４……ピスト
ン、６６……圧縮コイルばね、６８……ベンチユ
リ負圧通路、７０……ベンチユリ負圧取出しポー
ト、７２……ダイアフラム装置、７４……ダイヤ
フラム、７６……ダイヤフラム室、７８……圧縮
コイルばね、８６……吸気管負圧通路、８８……
吸気管負圧取出しポート。
FIG. 1 is a schematic longitudinal cross-sectional view showing the essential parts of an embodiment of a carburetor for an internal combustion engine equipped with an accelerating fuel supply device according to the present invention, and FIGS. 2 and 3 are respectively for accelerating fuel supply according to the present invention. FIG. 2 is a schematic vertical cross-sectional view showing the main parts of another embodiment of a carburetor for an internal combustion engine equipped with the device. 10... Carburetor body, 12... Intake passage,
14...Float chamber, 14a...Upper space, 16
...Large bench lily, 18...Small bench lily, 20...Main fuel nozzle, 22...Throttle valve, 24...Air vent passage, 26...
Acceleration fuel pump, 28...Pump chamber, 30...Pump plunger, 32...Compression coin spring, 34
...Inlet passage, 36...Check ball,
38... Inlet port, 40... Outlet port, 42... Acceleration fuel well, 44... Check ball, 46... Compression coil spring, 48...
... Acceleration fuel passage, 50 ... Acceleration fuel nozzle, 52
... Negative pressure reduction passageway, 54 ... Valve chamber, 56 ... Negative pressure reduction passageway, 58 ... Valve seat portion (valve seat member), 60 ...
... Valve element, 62 ... Piston chamber, 64 ... Piston, 66 ... Compression coil spring, 68 ... Bench lily negative pressure passage, 70 ... Bench lily negative pressure extraction port, 72 ... Diaphragm device, 74 ... Diaphragm, 76...Diaphragm chamber, 78...Compression coil spring, 86...Intake pipe negative pressure passage, 88...
Intake pipe negative pressure outlet port.
Claims (1)
路に開口した加速燃料ノズルとを接続する加速燃
料通路を開弁時には負圧低減通路に接続する弁要
素を有し、前記弁要素は吸入空気量に応動し高吸
入空気量運転時には開弁するよう構成されている
ことを特徴とする内燃機関用気化器の加速燃料供
給装置。 The acceleration fuel passage connecting the outlet port of the acceleration fuel pump and the acceleration fuel nozzle opened to the intake passage has a valve element that connects to the negative pressure reduction passage when the valve is opened, and the valve element responds to the amount of intake air. An accelerating fuel supply device for a carburetor for an internal combustion engine, characterized in that the valve is configured to open during high intake air flow operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16611586U JPS6371461U (en) | 1986-10-29 | 1986-10-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16611586U JPS6371461U (en) | 1986-10-29 | 1986-10-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6371461U true JPS6371461U (en) | 1988-05-13 |
Family
ID=31096778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16611586U Pending JPS6371461U (en) | 1986-10-29 | 1986-10-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6371461U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS497621A (en) * | 1972-04-06 | 1974-01-23 | ||
| JPS5417000U (en) * | 1977-07-08 | 1979-02-03 |
-
1986
- 1986-10-29 JP JP16611586U patent/JPS6371461U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS497621A (en) * | 1972-04-06 | 1974-01-23 | ||
| JPS5417000U (en) * | 1977-07-08 | 1979-02-03 |
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