JPS601948U - Rotary throttle valve type carburetor - Google Patents
Rotary throttle valve type carburetorInfo
- Publication number
- JPS601948U JPS601948U JP9326083U JP9326083U JPS601948U JP S601948 U JPS601948 U JP S601948U JP 9326083 U JP9326083 U JP 9326083U JP 9326083 U JP9326083 U JP 9326083U JP S601948 U JPS601948 U JP S601948U
- Authority
- JP
- Japan
- Prior art keywords
- throttle
- throttle valve
- hole
- lever
- carburetor
- 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
Landscapes
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
- Means For Warming Up And Starting Carburetors (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図は本考案に係る気化器の斜視図であり、第2図は
第1図に示した■−■線に沿って得られた断面図であり
、第3図は本考案に係る前記気化器の平面図であり、第
4図は第3図に示したIV−■線に沿って得られた断面
図である。
12.12a:気化器本体、14:スロットル弁、16
:空気孔、18二案内孔、20:スロットル孔、24:
ノズルチューブ、26:燃料噴出孔、28:ニードル、
34:リターンスプリング、36:スロットルレバー、
40. 42:カム機構、52:突起、54:凹所、5
6:ねじ部材、62:始動レバー。FIG. 1 is a perspective view of the vaporizer according to the present invention, FIG. 2 is a sectional view taken along the line ■-■ shown in FIG. 1, and FIG. 3 is a perspective view of the vaporizer according to the present invention. 4 is a plan view of the vaporizer, and FIG. 4 is a sectional view taken along the line IV-■ shown in FIG. 3. 12.12a: Carburetor body, 14: Throttle valve, 16
: Air hole, 18 two guide holes, 20: Throttle hole, 24:
Nozzle tube, 26: Fuel injection hole, 28: Needle,
34: Return spring, 36: Throttle lever,
40. 42: cam mechanism, 52: protrusion, 54: recess, 5
6: Screw member, 62: Starting lever.
Claims (3)
孔に交差する案内孔が設けられた気化器本体と、前記案
内孔内に周方向および軸線方向へ移動可能に収容され、
前記気化器本体の外部に配置されたスロットルレバーに
一端が固定される全体に円柱状のロータリスロットル弁
であって前記空気孔に整合可能のスロットル孔を有する
ロータリスロットル弁と、前記スロットル弁の軸線に沿
って配置され、一端が前記気化器本体に固定されかつ前
記スロットル弁の他端を経て前記スロットル孔内に伸び
、該スロットル孔内に開放する燃料噴出孔が設けられた
ノズルチューブト、前記スロットル弁にこれと一体的に
運動可能に結合され、該スロットル弁の前記軸線に沿っ
て前記ノズルチューブ内に伸長するニードルと、前記ス
ロットル弁のアイドリング開度を規定するために前記ス
ロットルレバーの回転を規制すべく該スロットルレバー
に当接可能のストッパーと、前記スロットル弁に前記ア
イドリング開度へ向けてのばね力を付与するためのリタ
ーンスプリングと、前記スロットル弁の回転に伴ない前
記燃料噴出孔の実効口径を可変とすべく前記スロットル
弁の螺旋運動を規定するためのカム機構と、前記機関の
始動を容易とすべく前記燃料噴出孔の実効口径の増大を
図るために、アイ、ドリング開度にある前記スロットル
弁が前記ノズルチューブから離れる方向へ非回転的に操
作されたとき前記スロットル弁をその操作位置に保持す
べく前記ストッパーと前記スロットルレバーとの当接部
分に設けられた係止機構とを含み、該係止機構は前記ス
トッパーおよび前記スロットルレバーのいづれか一方に
設けられた凹所と、前記ストッパーおよび前記スロット
ルレバーの他方に設けられ、前記凹所に係合可能の突起
とを備えることを特徴とするロータリスロットル弁穴気
化器。(1) a carburetor body provided with an air hole that communicates with the air supply port of the internal combustion engine and a guide hole that intersects with the air hole; and a carburetor body that is housed in the guide hole so as to be movable in the circumferential direction and the axial direction;
a generally cylindrical rotary throttle valve having one end fixed to a throttle lever disposed outside the carburetor body, the rotary throttle valve having a throttle hole that can be aligned with the air hole; and an axis of the throttle valve. a nozzle tube which is arranged along the carburetor body, has one end fixed to the carburetor body, extends into the throttle hole through the other end of the throttle valve, and is provided with a fuel injection hole that opens into the throttle hole; a needle integrally movably coupled to a throttle valve and extending into the nozzle tube along the axis of the throttle valve; and rotation of the throttle lever to define an idling opening of the throttle valve. a stopper that can come into contact with the throttle lever to restrict the opening of the throttle valve; a return spring that applies a spring force to the throttle valve toward the idling opening degree; a cam mechanism for regulating the helical movement of the throttle valve in order to make the effective diameter of the fuel injection hole variable; a lock provided at a contact portion between the stopper and the throttle lever to hold the throttle valve in its operating position when the throttle valve is non-rotationally operated in a direction away from the nozzle tube; The locking mechanism includes a recess provided in one of the stopper and the throttle lever, and a protrusion that is provided in the other of the stopper and the throttle lever and is engageable with the recess. A rotary throttle valve hole carburetor.
所に先端が保合可能のねじ部材により構成されている実
用新案登録請求の範囲第(1)項に記載のロータリスロ
ットル式気化器。(2) The rotary throttle type carburetor according to claim 1, wherein the protrusion is constituted by a screw member whose tip can be fitted into a recess formed in the throttle lever.
支承されかつ前記スロットルレバーに保合可能の始動レ
バーの操作によって前記操作位置へ操作される実用新案
登録請求の範囲第(2)項に記載のロークリスロットル
式気化器。(3) The throttle valve is swingably supported by the carburetor body and is operated to the operating position by operating a starting lever that can be engaged with the throttle lever. The low-pressure throttle type carburetor described in .
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9326083U JPS601948U (en) | 1983-06-20 | 1983-06-20 | Rotary throttle valve type carburetor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9326083U JPS601948U (en) | 1983-06-20 | 1983-06-20 | Rotary throttle valve type carburetor |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS601948U true JPS601948U (en) | 1985-01-09 |
JPS636438Y2 JPS636438Y2 (en) | 1988-02-23 |
Family
ID=30223977
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9326083U Granted JPS601948U (en) | 1983-06-20 | 1983-06-20 | Rotary throttle valve type carburetor |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS601948U (en) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS499365U (en) * | 1972-04-25 | 1974-01-26 | ||
JPS5739573U (en) * | 1980-08-20 | 1982-03-03 |
-
1983
- 1983-06-20 JP JP9326083U patent/JPS601948U/en active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS499365U (en) * | 1972-04-25 | 1974-01-26 | ||
JPS5739573U (en) * | 1980-08-20 | 1982-03-03 |
Also Published As
Publication number | Publication date |
---|---|
JPS636438Y2 (en) | 1988-02-23 |
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