JPH0261181U - - Google Patents
Info
- Publication number
- JPH0261181U JPH0261181U JP14079088U JP14079088U JPH0261181U JP H0261181 U JPH0261181 U JP H0261181U JP 14079088 U JP14079088 U JP 14079088U JP 14079088 U JP14079088 U JP 14079088U JP H0261181 U JPH0261181 U JP H0261181U
- Authority
- JP
- Japan
- Prior art keywords
- assist air
- fuel injection
- passage
- fuel
- injection valve
- 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
- 239000000446 fuel Substances 0.000 claims description 15
- 238000002347 injection Methods 0.000 claims description 9
- 239000007924 injection Substances 0.000 claims description 9
- 238000002485 combustion reaction Methods 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Fuel-Injection Apparatus (AREA)
Description
第１図は、この発明の一実施例としてロータリ
ピストンエンジンの燃料噴射装置の全体構成を示
す図、第２図は燃焼室内に燃料を噴射する第１燃
料噴射弁と、吸気通路に燃料を噴射する第２燃料
噴射弁との使用領域を示す図、第３図は第１燃料
噴射弁の詳細縦断面図、第４図は第３図Ａ―Ａ′
断面図、第５図は第３図Ｂ―Ｂ′断面図、第４図
は第３図Ｃ―Ｃ′断面図、第５図は第３図Ｄ―Ｄ
′断面図である。
１……ロータハウジング、２……ロータ、４…
…第１燃料噴射弁、６……第２燃料噴射弁、１５
……エアポンプ、１６……アシストエア供給路、
１７……アシストエア排気路、１８……調圧弁、
１９，１９ａ……アシストエア制御弁、４２ａ…
…アシストエア通路供給側、４２ｂ……アシスト
エア通路排気側。
Fig. 1 is a diagram showing the overall configuration of a fuel injection device for a rotary piston engine as an embodiment of the present invention, and Fig. 2 shows a first fuel injection valve that injects fuel into a combustion chamber, and a first fuel injection valve that injects fuel into an intake passage. FIG. 3 is a detailed vertical sectional view of the first fuel injector, and FIG. 4 is a diagram showing the area in which it is used with the second fuel injector.
5 is a sectional view taken along the line B-B' in FIG. 3, FIG.
'It is a sectional view. 1...Rotor housing, 2...Rotor, 4...
...First fuel injection valve, 6...Second fuel injection valve, 15
...Air pump, 16...Assist air supply path,
17... Assist air exhaust path, 18... Pressure regulating valve,
19, 19a...Assist air control valve, 42a...
...assist air passage supply side, 42b...assist air passage exhaust side.
補正 平１．１．２６
図面の簡単な説明を次のように補正する。
明細書１３頁１０行目「第４図」とあるのを「
第６図」と訂正する。
明細書１３頁１１行目「第５図」とあるのを「
第７図」と訂正する。Amendment 1.1.26 Hei 1. The brief description of the drawing is amended as follows. On page 13 of the specification, line 10, “Figure 4” is replaced with “
Figure 6” is corrected. On page 13 of the specification, line 11, “Figure 5” is replaced with “
Figure 7” is corrected.
Claims (1)
アをともなつて燃料噴射を行う、エンジンの燃料
噴射装置において、 エアポンプに連通するアシストエア通路が燃料
噴射弁内の燃料供給通路のまわりに設けられ、該
アシストエア通路から分岐して大気に通じるアシ
ストエア排気路を形成し、該アシストエア排気路
に調圧弁を設けたことを特徴とする、エンジンの
燃料噴射装置。[Scope of Claim for Utility Model Registration] In an engine fuel injection device that injects fuel with assist air from a fuel injection valve facing a combustion chamber, an assist air passage communicating with an air pump is located inside the fuel injection valve. A fuel injection device for an engine, characterized in that an assist air exhaust passage is provided around a fuel supply passage, branches from the assist air passage and communicates with the atmosphere, and a pressure regulating valve is provided in the assist air exhaust passage. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14079088U JPH0643492Y2 (en) | 1988-10-27 | 1988-10-27 | Engine fuel injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14079088U JPH0643492Y2 (en) | 1988-10-27 | 1988-10-27 | Engine fuel injector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0261181U true JPH0261181U (en) | 1990-05-07 |
| JPH0643492Y2 JPH0643492Y2 (en) | 1994-11-14 |
Family
ID=31405285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14079088U Expired - Lifetime JPH0643492Y2 (en) | 1988-10-27 | 1988-10-27 | Engine fuel injector |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0643492Y2 (en) |
-
1988
- 1988-10-27 JP JP14079088U patent/JPH0643492Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0643492Y2 (en) | 1994-11-14 |