JPS59196568U - Evaporated fuel control valve for internal combustion engines - Google Patents
Evaporated fuel control valve for internal combustion enginesInfo
- Publication number
- JPS59196568U JPS59196568U JP9233183U JP9233183U JPS59196568U JP S59196568 U JPS59196568 U JP S59196568U JP 9233183 U JP9233183 U JP 9233183U JP 9233183 U JP9233183 U JP 9233183U JP S59196568 U JPS59196568 U JP S59196568U
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- receiving chamber
- pressure receiving
- valve
- evaporated fuel
- 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
- Supplying Secondary Fuel Or The Like To Fuel, Air Or Fuel-Air Mixtures (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図は従来の蒸発燃料制御弁の正面断面図、第２図は
この考案に係る差圧作動形蒸発燃料制御弁の正面断面図
１、第３図、第４図はこの考案の他の実施例を示す正面
断面図である。
図において、１は管路体、２はダイアフラム、４はケー
ス、５はスプリング、７はハウジング、８は可撓部材、
９は弁体、１０は第１受圧室、２０は第２受圧室、４ａ
は第１制御圧力信号導入ニップル、７ａは第２制御圧力
信号導入ニップル。
図中同一符号は同−或は相当部分を示す。FIG. 1 is a front sectional view of a conventional evaporative fuel control valve, and FIG. 2 is a front sectional view of a differential pressure operated evaporative fuel control valve according to this invention. It is a front sectional view showing an example. In the figure, 1 is a pipe body, 2 is a diaphragm, 4 is a case, 5 is a spring, 7 is a housing, 8 is a flexible member,
9 is a valve body, 10 is a first pressure receiving chamber, 20 is a second pressure receiving chamber, 4a
7a is a first control pressure signal introduction nipple, and 7a is a second control pressure signal introduction nipple. The same reference numerals in the drawings indicate the same or corresponding parts.
Claims (1)
形成するケースおよびハウジング、このハウジングに取
付られ蒸発燃料の入口、出口及び弁座を形成する管路体
、一端が上記ダイアフラムに固定され他端が上記弁座に
位置して上記蒸発燃料の入口と出口を開閉制御する弁体
、上記第２受圧室と上記管路体の管路部分とを区画する
可撓部材、および上記ダイアフラムの発生力に抗して上
記弁体を閉弁方向に押圧するスプリングを備え、上記第
１受圧室にスロットル弁近傍の第１制御圧力信号を供給
し、上記第２受圧室にスロットル弁上流の第２制御圧力
信号を供給して、上記弁体が第１受圧室圧力と第２受圧
室圧力の差圧により作動するようにした内燃機関の蒸発
燃料制御弁。A case and a housing partitioned by a diaphragm to form a first pressure receiving chamber and a second pressure receiving chamber, a pipe body attached to the housing and forming an inlet, an outlet and a valve seat for evaporated fuel, one end fixed to the diaphragm and the other end is located on the valve seat and controls opening and closing of the inlet and outlet of the evaporated fuel, a flexible member that partitions the second pressure receiving chamber and the pipe section of the pipe body, and the force generated by the diaphragm. a spring that presses the valve body in the valve closing direction against the pressure, supplies a first control pressure signal near the throttle valve to the first pressure receiving chamber, and supplies a second control pressure signal upstream of the throttle valve to the second pressure receiving chamber. A vaporized fuel control valve for an internal combustion engine, wherein a pressure signal is supplied so that the valve body is operated by a pressure difference between a first pressure receiving chamber pressure and a second pressure receiving chamber pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9233183U JPS59196568U (en) | 1983-06-14 | 1983-06-14 | Evaporated fuel control valve for internal combustion engines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9233183U JPS59196568U (en) | 1983-06-14 | 1983-06-14 | Evaporated fuel control valve for internal combustion engines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59196568U true JPS59196568U (en) | 1984-12-27 |
Family
ID=30222496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9233183U Pending JPS59196568U (en) | 1983-06-14 | 1983-06-14 | Evaporated fuel control valve for internal combustion engines |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59196568U (en) |
-
1983
- 1983-06-14 JP JP9233183U patent/JPS59196568U/en active Pending
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