JPS5818054U - LPG engine fuel supply system - Google Patents
LPG engine fuel supply systemInfo
- Publication number
- JPS5818054U JPS5818054U JP11237481U JP11237481U JPS5818054U JP S5818054 U JPS5818054 U JP S5818054U JP 11237481 U JP11237481 U JP 11237481U JP 11237481 U JP11237481 U JP 11237481U JP S5818054 U JPS5818054 U JP S5818054U
- Authority
- JP
- Japan
- Prior art keywords
- fuel supply
- lpg
- valve
- passage
- lpg 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
- Output Control And Ontrol Of Special Type Engine (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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来装置の概略構成図、第２図はこの考案の一
実施例の概略構成図、第３図Ａ、 Ｂ、 Ｃはその空燃
比特性の各々の比較説明図である。
２・・・絞り弁、３・・・吸気通路、４・・・ミキサ、
４ｂ・・・ベンチュリ部、１・・・メイン通路、６・・
・アジャストスクリュー、８・・・空燃比切換バルブ、
１ｏ・・・第１バイパス通路、１１・・・第２バイパス
通路、１２…パワーバルブ。FIG. 1 is a schematic diagram of a conventional device, FIG. 2 is a schematic diagram of an embodiment of the invention, and FIGS. 3A, B, and C are comparative diagrams of their air-fuel ratio characteristics. 2... Throttle valve, 3... Intake passage, 4... Mixer,
4b...Venturi section, 1...Main passage, 6...
・Adjust screw, 8...Air-fuel ratio switching valve,
1o...first bypass passage, 11...second bypass passage, 12...power valve.
Claims (1)
絞り弁上流の吸気通路に設けたミキサに供給するように
したＬＰＧ機関の燃料供給装置において、上記ベーパラ
イザとミキサベンチュリ部を結ぶメイン通路に設けたア
ジャストスクリュー及び空燃比切換バルブをバイパスし
て、その下流端が絞り弁近傍の吸気通路に接続する第１
バイパス通路と、同じく下流端がメイン通路に接続する
第２バイパス通路を各々設けると共に、第２バイパス通
路に絞り弁下流の吸入負圧に応動するパワーバルブを設
けたことを特徴とするＬＰＧ機関の燃料供給装置。In a fuel supply device for an LPG engine that supplies LPG fuel from an LPG cylinder via a vaporizer to a mixer provided in an intake passage upstream of a throttle valve, an adjustment screw provided in a main passage connecting the vaporizer and a mixer venturi section. and a first valve whose downstream end is connected to the intake passage near the throttle valve, bypassing the air-fuel ratio switching valve.
An LPG engine characterized in that a bypass passage and a second bypass passage whose downstream ends are connected to the main passage are respectively provided, and a power valve responsive to suction negative pressure downstream of the throttle valve is provided in the second bypass passage. Fuel supply device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11237481U JPS5818054U (en) | 1981-07-29 | 1981-07-29 | LPG engine fuel supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11237481U JPS5818054U (en) | 1981-07-29 | 1981-07-29 | LPG engine fuel supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5818054U true JPS5818054U (en) | 1983-02-03 |
Family
ID=29906703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11237481U Pending JPS5818054U (en) | 1981-07-29 | 1981-07-29 | LPG engine fuel supply system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5818054U (en) |
-
1981
- 1981-07-29 JP JP11237481U patent/JPS5818054U/en active Pending
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