Carburetor

Gas and liquid contact apparatus – Fluid distribution – Pumping

Patent

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Details

417540, 261DIG74, F02M 708

Patent

active

042017343

ABSTRACT:
A carburetor having an accelerator pump for pushing fuel contained in the chamber of the pump into an air intake passageway of the carburetor by means of an accelerating pump piston during acceleration, a second pump chamber being expandable and contractable and communicating with the pump chamber via a throttle and a pressure control means for constantly applying pressure to said second pump chamber in a direction whereby the second pump chamber is allowed to expand only when fuel pressure in the second pump chamber exceeds a predetermined value.

REFERENCES:
patent: 2183636 (1939-12-01), Berry
patent: 2363223 (1944-11-01), Bonnier
patent: 2453728 (1948-11-01), Rauen
patent: 2551719 (1951-05-01), Ball
patent: 3437081 (1969-04-01), Mennesson
patent: 4025588 (1977-05-01), Nakamura et al.
patent: 4088102 (1978-05-01), Kato

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