Title: Exhaust gas recirculation means

Abstract: An exhaust gas recirculation system has at least two recirculation lines to permit recirculation of a large quantity of exhaust gas when required and in which recirculation of exhaust gas is reduced or completely cut off in accordance with particular engine operating conditions.

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Inventors: Okitsu, Kingo (Hiroshima, JP)
Asanomi, Koji (Hiroshima, JP)
Harada, Setsuo (Hiroshima, JP)
Takemoto, Yasunori (Hiroshima, JP)

Application Number: 808355
Filing Date: 1977-06-20
Publication_date: 1979-08-14
Assignee: Toyo Kogyo Co., Ltd. (Hiroshima, JP)
Primary Class(es): 477/111
Other Classes:
US Patent Ref:

3872845	Mar, 1975	Schultz	123/119.
4041913	Aug, 1977	Nohira	123/119.
4047509	Sep, 1977	Arnaud	123/119.

Other Refs:
Primary Examiner: Burns, Wendell E.
Assistant Examiner:
Attorney: Wenderoth, Lind & Ponack