F - Mech Eng,Light,Heat,Weapons – 02 – F
Patent
F - Mech Eng,Light,Heat,Weapons
02
F
123/44
F02F 1/42 (2006.01) F02B 75/22 (2006.01) F02M 35/10 (2006.01) F02M 35/104 (2006.01) F02B 1/04 (2006.01)
Patent
CA 1279538
ABSTRACT OF THE DISCLOSURE An intake manifold comprising a main pipe made of wrought aluminum material and having an open end, a closed end opposite to the open end, a plurality of holes formed in its peripheral wall and outward tubular projections integral with the peripheral wall and each formed around each of the holes, and a plurality of branch pipes made of wrought aluminum material and each having one end fitting in and joined to each of the tubular projections. The manifold is smooth-surfaced in its interior, diminished in resist- ance to air and improved in air intake efficiency. The manifold requires no finishing procedure unlike those prepared by casting.
540440
Akiyoshi Yasushi
Hirunuma Naohisa
Kaneko Toyoji
Nogami Toyoichiro
Sukimoto Minobu
Fetherstonhaugh & Co.
Showa Denko K.k.
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