JPS6290953U

JPS6290953U -

Info

Publication number: JPS6290953U
Application number: JP18341185U
Authority: JP
Priority date: 1985-11-28
Filing date: 1985-11-28
Publication date: 1987-06-10

Description

[Brief explanation of drawings]

第１図は本考案の弁軸が装着された気化器の好
適実施例を示す縦断面図である。第２図は第１図
の弁軸の装着状態を示す横断面図である。第３図
は第１図の弁軸の縦断面図である。第４図は第１
図の弁軸と絞り弁の分解斜視図である。第５図及
び第６図は本考案の気化器用弁軸の別の実施例の
分解斜視図である。１……気化器本体、２……吸気道、３……摺動
絞り弁、４……孔、５……底壁、６……可変ベン
チユリ部、７……ニードルジエツト、８……エア
ブリードチユーブ、９……主燃料ジエツト、１０
……フロート室、１１……絞り弁、１２……弁軸
、１３……アイドルポート、１４……スローポー
ト、１５……スロー燃料通路、１６……エアブリ
ードチユーブ、１７……フロート室ケース、１８
……燃料入口、１９……フロート弁、２１……ダ
イヤフラム装置、２２……ダイヤフラム、２３…
…負圧室、２４……大気室、２５……ポート、２
６……ダイヤフラムケース、２７……圧縮コイル
ばね、２８……ジエツトニードル、３１……絞り
弁取着用スリツト、３２……ビス、３３……支持
部、３４……レバー取着部、３５……スロツトル
レバー、３６……環状溝、３７……スナツプリン
グ、３８……捩りコイルばね、３９……スペーサ
、４１，４２……軸片、４３，４５……接合面、
４４……結合ピン、４６……結合溝、４７，４８
……取着面、４９，５０……平坦面、５１，５２
……取着ねじ孔、５３，５４……レバー取着片、
５５，５６……溝、５７……取着孔、６１，６２
……軸片、６３，６４……接合面、７１，７２…
…軸片、７３，７４……接合軸片部、７５……結
合軸部、７６……カラー。 FIG. 1 is a longitudinal sectional view showing a preferred embodiment of a carburetor equipped with the valve stem of the present invention. FIG. 2 is a cross-sectional view showing the state in which the valve stem of FIG. 1 is attached. FIG. 3 is a longitudinal sectional view of the valve stem of FIG. 1. Figure 4 is the first
FIG. 3 is an exploded perspective view of the valve stem and throttle valve shown in the figure. 5 and 6 are exploded perspective views of another embodiment of the valve shaft for a carburetor of the present invention. DESCRIPTION OF SYMBOLS 1... Carburetor body, 2... Intake path, 3... Sliding throttle valve, 4... Hole, 5... Bottom wall, 6... Variable bench lily, 7... Needle jet, 8... Air Bleed tube, 9...Main fuel jet, 10
... float chamber, 11 ... throttle valve, 12 ... valve stem, 13 ... idle port, 14 ... slow port, 15 ... slow fuel passage, 16 ... air bleed tube, 17 ... float chamber case, 18
... Fuel inlet, 19 ... Float valve, 21 ... Diaphragm device, 22 ... Diaphragm, 23 ...
... Negative pressure chamber, 24 ... Atmospheric chamber, 25 ... Port, 2
6... Diaphragm case, 27... Compression coil spring, 28... Jet needle, 31... Throttle valve mounting slit, 32... Screw, 33... Support part, 34... Lever mounting part, 35... ...Throttle lever, 36...Annular groove, 37...Snat spring, 38...Torsion coil spring, 39...Spacer, 41, 42...Shaft piece, 43, 45...Joint surface,
44... Connection pin, 46... Connection groove, 47, 48
...Mounting surface, 49, 50...Flat surface, 51, 52
...Mounting screw hole, 53, 54...Lever mounting piece,
55, 56... Groove, 57... Mounting hole, 61, 62
...Shaft piece, 63, 64...Joint surface, 71, 72...
...Shaft piece, 73, 74...Joining shaft piece part, 75...Joining shaft part, 76...Collar.

Claims

[Scope of Claim for Utility Model Registration] A butterfly-shaped throttle valve arranged in an intake passage installed inside the carburetor body is rotatably supported, and a mounting slit for inserting and attaching the butterfly-shaped throttle valve is provided. The valve stem for a carburetor thus formed is characterized in that the valve stem is divided by a dividing surface including the mounting slit, and is composed of a pair of valve stem parts formed by casting. Valve shaft for carburetor.