Internal-combustion engines – Valve – Valve head cooperates with manifold
Patent
1986-05-19
1987-12-15
Feinberg, Craig R.
Internal-combustion engines
Valve
Valve head cooperates with manifold
123591, 123593, F02M 2904, F02M 3302
Patent
active
047125233
ABSTRACT:
An air-fuel mixture intake pipe for an internal combustion engine, wherein a plurality of projection rows each composed of a plurality of projections spaced from each other on an inner wall of the intake pipe and arranged in a circumferential direction are spaced from each other rows in a longitudinal direction of the intake pipe, and a space of each adjacent projections is defined by a longitudinal groove.
REFERENCES:
patent: 4359997 (1982-11-01), Lyssy
patent: 4474163 (1984-10-01), Linder et al.
Feinberg Craig R.
Kioritz & Corporation
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