Patent ID: 9631588
Date: 2017-04-25
CPC Classifications: F02M

Claim:
1. An intake manifold comprising: an upper half body; and a lower half body welded to the upper half body, the welded intake manifold including: wherein, proximal portions of an adjacent pair of the inlet pipes are integrated via a plate-like connecting portion provided therebetween, and the plate-like connecting portion is integrated with the side wall of the surge tank by a reinforcing rib that extends perpendicular from the plate-like connecting portion between the proximal portions of the adjacent pair of inlet pipes to a lower portion of the side wall of the surge tank, and wherein the half bodies are welded to each other via welding margins provided in the half bodies, and the welding margins extending from the proximal end to the distal end of each inlet pipe and widened toward the proximal portions of the adjacent pair of inlet pipes.