Exhaust gas recirculation valve

Details Exhaust gas recirculation valve Exhaust gas recirculation valve

1976-02-20

1977-08-30

Cohan, Alan

Internal-combustion engines

Intake manifold

Manifold tuning, balancing or pressure regulating means

13750513, 137510, F02M 2506

Patent

active

040447359

ABSTRACT:
An exhaust gas recirculation valve comprising a back pressure control chamber connected with the exhaust pipe of an internal combustion engine via a throttling means, a membrane which constitutes a part of the wall defining said back pressure control chamber, the outside surface of said membrane being exposed to the atmospheric pressure while the inside surface of said membrane being closely opposed by an open end of a gas outlet tube so that said membrane and said open end constitute a valve structure for controlling the exhaust gas flow through the exhaust gas recirculation valve.

REFERENCES:
patent: 3144044 (1964-08-01), Anthes
patent: 3799131 (1974-03-01), Bolton
patent: 3802402 (1974-04-01), Swatman
patent: 3834363 (1974-09-01), Goto et al.
patent: 3844261 (1974-10-01), Garcea
patent: 3929148 (1975-12-01), Midy

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