JPH0479950U - - Google Patents
Info
- Publication number
- JPH0479950U JPH0479950U JP12297090U JP12297090U JPH0479950U JP H0479950 U JPH0479950 U JP H0479950U JP 12297090 U JP12297090 U JP 12297090U JP 12297090 U JP12297090 U JP 12297090U JP H0479950 U JPH0479950 U JP H0479950U
- Authority
- JP
- Japan
- Prior art keywords
- carburetor
- intake passage
- starting
- valve
- float chamber
- 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 8
- 238000011144 upstream manufacturing Methods 0.000 claims description 2
- 230000007423 decrease Effects 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 description 2
Landscapes
- Means For Warming Up And Starting Carburetors (AREA)
Description
第１図は本考案の気化器の始動燃料調整装置に
おけるプランジヤバルブ構造の一実施例を示す断
面図、第２図はそのプランジヤバルブを取り出し
て示した拡大断面図である。第３図は従来の気化
器の始動用燃料調整装置におけるプランジヤバル
ブ構造である。
１……気化器、２……気化器本体、３……フロ
ート室、４……フロート室体、６……始動用燃料
吸気路、６ａ……上流側吸気路、６ｂ……下流側
吸気路、７……プランジヤバルブ、８……分岐孔
部、１３……始動用燃料ノズル、１４……ノズル
孔、２０……バルブ部、２２……ニードル弁、３
０……直円筒面部、３１……テーパー面部。
FIG. 1 is a sectional view showing an embodiment of a plunger valve structure in a starting fuel regulating device for a carburetor according to the present invention, and FIG. 2 is an enlarged sectional view showing the plunger valve taken out. FIG. 3 shows a plunger valve structure in a conventional fuel regulating device for starting a carburetor. DESCRIPTION OF SYMBOLS 1... Carburetor, 2... Carburetor body, 3... Float chamber, 4... Float chamber body, 6... Fuel intake path for starting, 6a... Upstream intake path, 6b... Downstream intake path , 7...Plunger valve, 8...Branch hole section, 13...Starting fuel nozzle, 14...Nozzle hole, 20...Valve section, 22...Needle valve, 3
0... Right cylindrical surface portion, 31... Tapered surface portion.
Claims (1)
気化器本体の下部にフロート室を画成して配され
たフロート室体とから気化器が構成され、 前記気化器本体には、前記吸気通路中に配した
絞り弁を迂回し、かつ、分岐孔部を介して上流側
と下流側とに区分される始動用吸気路が形成され
、この分岐孔部の底部において、該始動用吸気路
に臨んで前記フロート室に連通する始動用燃料ノ
ズルが配設され、 前記分岐孔部には前記始動用燃料ノズルのノズ
ル孔に挿脱されるニードル弁を保持したプランジ
ヤバルブが前記始動用吸気路を横断して摺動自在
に装着されるとともに、そのバルブ部をもつて該
始動用吸気路を開閉する気化器の始動燃料調整装
置において、 前記プランジヤバルブのバルブ部は、直円筒面
部と該直円筒面の下部に漸次縮径するテーパー面
部とからなる、 ことを特徴とする気化器の始動燃料調整装置のプ
ランジヤバルブ構造。[Claims for Utility Model Registration] A carburetor is constituted by a carburetor main body in which an intake passage is formed in a penetrating shape, and a float chamber body disposed at a lower part of the carburetor main body to define a float chamber, and the above-mentioned A starting intake passage is formed in the carburetor body, which bypasses the throttle valve disposed in the intake passage and is divided into an upstream side and a downstream side via a branch hole. A starting fuel nozzle facing the starting intake passage and communicating with the float chamber is disposed at the bottom, and the branch hole portion holds a needle valve that is inserted into and removed from the nozzle hole of the starting fuel nozzle. A starting fuel adjustment device for a carburetor in which a plunger valve is slidably mounted across the starting intake passage, and opens and closes the starting intake passage using the valve portion, comprising: a valve portion of the plunger valve; A plunger valve structure for a starting fuel adjustment device for a carburetor, characterized in that the plunger valve is comprised of a right cylindrical surface portion and a tapered surface portion whose diameter gradually decreases below the right cylindrical surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12297090U JPH0479950U (en) | 1990-11-22 | 1990-11-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12297090U JPH0479950U (en) | 1990-11-22 | 1990-11-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0479950U true JPH0479950U (en) | 1992-07-13 |
Family
ID=31870703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12297090U Pending JPH0479950U (en) | 1990-11-22 | 1990-11-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0479950U (en) |
-
1990
- 1990-11-22 JP JP12297090U patent/JPH0479950U/ja active Pending