Non-return valve of the flap type for flow concentration

Details Non-return valve of the flap type for flow concentration Non-return valve of the flap type for flow concentration

1990-10-18

1991-07-02

Okonsky, David A.

Internal-combustion engines

Multiple cylinder

123 73V, F02M 3510

Patent

active

050277545

ABSTRACT:
A one-way flap valve, particularly for induction pipes of cylinders of internal combustion engines of vehicles, comprising a number of modular passage units having substantially curved base walls and having internal dividers parallel to the side walls, capable of engaging frontally with flexible air-tight closure flaps to form air flow channels, said modular units are arranged in the pipe in various positions, with at least one of them having an outlet flow direction different from and convergent towards those of the other units, a distance piece having a profile curved according to the deformation curve of each flap of the adjacent units being placed between the unit with a different outflow direction and the adjacent unit.

REFERENCES:
patent: 1672436 (1928-06-01), Thege
patent: 4228770 (1980-10-01), Boyesen
patent: 4422416 (1983-12-01), Bernardoni
patent: 4474145 (1984-10-01), Boyesen
patent: 4879976 (1989-11-01), Boyesen
patent: 4955329 (1990-09-01), D'Angelo et al.

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