After burning preventive system for an internal combustion engin

Details After burning preventive system for an internal combustion engin After burning preventive system for an internal combustion engin

1977-12-29

1980-04-08

Burns, Wendell E.

Internal-combustion engines

Intake manifold

Manifold tuning, balancing or pressure regulating means

137480, 123 97B, 123119D, 261DIG19, 261DIG55, 261 69R, F02M 2304

Patent

active

041967097

ABSTRACT:
The accumulator chamber communicates with the atmosphere through a passage which is formed therein with a restriction for restricting the cross sectional area of the passage or which is provided therein with a pressure control valve for opening the passage in response to a difference between the atmospheric pressure and the vacuum in the accumulator chamber which difference is above a predetermined value to maintain the vacuum differential between the accumulator and vacuum chambers above a predetermined value when the engine suction vacuum is above a predetermined value.

REFERENCES:
patent: 2955615 (1976-10-01), Miller
patent: 3364909 (1968-01-01), Mick
patent: 3554173 (1971-01-01), Masaki
patent: 3795230 (1974-03-01), Yoshimura
patent: 3795237 (1974-03-01), Denton
patent: 3841282 (1974-10-01), Rogerson
patent: 3852391 (1974-12-01), Hisatomi et al.
patent: 3866588 (1975-02-01), Nakada et al.
patent: 3955364 (1976-05-01), Lewis
patent: 4098241 (1978-07-01), Tateno et al.

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