Carburettor, preferably for speedway motorcycles

摘要

carburetor, particularly for motorcycles u017cuu017clowych, built with corps having in the upper part of the venturi air intake channel which is so shaped that it narrows its cross-section in the direction of the air flow and float chamber attached to the corps.the corps is placed transversely to the channel and przesuwnie intake air throttle valve connected with a flat gas, which throttle its slants cooperates with arm regulating composition side of the air / fuel mixture of oddziau0142ywuju0105cym on valve iglicow y, is characterized by thethe inlet channel (9) located in zwu0119u017cce air (5) is pobocznicu0119 shaped curve (10), which in the upper part of the through arch outside in mild peripheral bulge (11) having a radius (r1), and in the lower part in the vicinity of the throttle (6) passes tangentially in the episode simple (12) of at least 5 mm,and under the bulging (11) located peripheral undercut (13) in the form of a groove made in the outer surface of the venturi, the air (5).the throttle valve (6) in the sight of mountains has external shape of outline formed with one simple, a long side and the second side located on the opposite side, a part of which is inclined towards the channel inlet (9) and passes in the further part side.the nachylony side throttle (6) has a decreasing width belly outline curve throttle towards the channel inlet (9). in the throttle (6) is the next train hole diameter corresponding to the diameter (d) of the air (19).pu0142ywakowa chamber (4) is fixed to a body (1) on its surface (31) located diagonally, with favourable chamber pu0142ywakowa (4) is so attached to the body (1) that the upper surface of the corps (1) coincides with the upper surface of the float chamber (4).