JPH0276152U

JPH0276152U -

Info

Publication number: JPH0276152U
Application number: JP15617988U
Authority: JP
Priority date: 1988-11-30
Filing date: 1988-11-30
Publication date: 1990-06-11

Description

[Brief explanation of drawings]

図は本考案になる気化器のエヤーベント切換装
置の一実施例を示すもので、第１図は閉塞カバー
取外し状態の上部平面図、第２図は第１図―
線での縦断面図、第３図は第１図の―線での
縦断面図、第４図は第１図の―線での縦断面
図、第５図は第１図の―線での縦断面図、第
６図は閉塞カバー取付け状態における縦断面図、
第７図は閉塞カバーの平面図、第８図は閉塞カバ
ーの斜視図である。１…気化器本体、２…吸気道、４…主ノズル、
６Ａ…一定液面上室、１１…第１エヤーベント通
路、１２…第２エヤーベント通路、１３…第３エ
ヤーベント通路、１４…同圧通路、１５…大気通
路、１６…連絡溝、１７…閉塞カバー、１７Ａ…
閉塞突部。 The figures show an embodiment of the air vent switching device for a vaporizer according to the present invention.
Figure 3 is a vertical cross-sectional view along the - line in Figure 1, Figure 4 is a vertical cross-sectional view along the - line in Figure 1, and Figure 5 is a vertical cross-sectional view along the - line in Figure 1. Fig. 6 is a longitudinal sectional view with the closing cover installed;
FIG. 7 is a plan view of the closing cover, and FIG. 8 is a perspective view of the closing cover. 1... Carburetor body, 2... Intake path, 4... Main nozzle,
6A... constant liquid level upper chamber, 11... first air vent passage, 12... second air vent passage, 13... third air vent passage, 14... same pressure passage, 15... atmospheric passage, 16... communication groove, 17... blocking cover, 17A...
Occlusion protrusion.

Claims

[Scope of Claim for Utility Model Registration] A float chamber body is arranged below a carburetor body through which an intake passage passes horizontally, and a float chamber is formed by the vaporizer body and the float chamber body. In the air vent of the carburetor which communicates the constant liquid level upper chamber formed in A first air vent passage 11 and a second air vent passage are arranged on both sides of the longitudinal axis XX of the intake passage 2 passing through the center C of the nozzle 4, and each of which is connected to the constant liquid level upper chamber 6A. 12 and; passing through the center C of the main nozzle 4 opening into the intake passage 2, and sandwiching the axis YY perpendicular to the longitudinal axis XX of the intake passage 2, each having a constant liquid level above the chamber. 6A
The second air vent passage 12 and the third air vent passage 13 are connected to the carburetor main body 1 on the cleaner side from the axis YY.
The same pressure passage 14 is arranged in the main nozzle 4 and connected to the intake passage 2B on the cleaner side; and the atmospheric passage 15 is arranged in the carburetor body 1 on the engine side from the axis YY and connected to the atmosphere. and; are opened and bored on the seal end surface 10, and are connected to the first air vent passage 11, the second air vent passage 12, and the third air vent passage 13.
, the same pressure passage 14, and the atmospheric passage 15; and a communication groove 16 that is arranged on the seal end face 10 and closes the communication groove as a passage, and also connects either the same pressure passage 14 or the atmospheric passage 15. Closing protrusion 17
An air vent switching device for a vaporizer, comprising: a closing cover 17 having A; The first air vent passage 11 and the second air vent passage 12 are parallel to the axis YY and biased toward the engine by an amount L, and the longitudinal axis X
- The second air vent passage 12 and the third air vent passage 13 are arranged laterally at an equal distance H from X, and the second air vent passage 12 and the third air vent passage 13 are parallel to the longitudinal axis Arrange the atmospheric passage 15 and the same pressure passage 14 on the longitudinal axis X-X and from the axis Y-Y, respectively, by an equal distance L from the line Y-Y on the engine side and the cleaner side. 2. The air vent switching device for a carburetor according to claim 1, wherein only K is disposed on the engine side and on the air cleaner side.