Patent ID: 6782862
Filing Date: 2004-08-31
Classification: B29C,B29L,F02M,F05C

Abstract:
A process for manufacturing a resin intake manifold having a chamber section with an intake port which leads to a throttle body, and a plurality of pipe sections which connect interior of the chamber section to respective cylinders of a multi-cylinder internal combustion engine, wherein said chamber section comprises a cylinder body which is made up of a plurality of port members coupled together, each of the plurality of port members having a pipe section, and a cylindrical section whose external wall is connected to one end of the pipe section,said process comprising the steps of: forming the port member having the pipe section and the cylindrical section whose external wall is connected to one end of the pipe section; and forming the cylinder body which is made up of the plurality of port members coupled together, each port member having side portions on opposite sides thereof and being constructed to be coupled to the same or opposite side portion of another port member and being rotatable relative thereto in a predetermined range of angles wherein the pipe section thereof can extend in different directions to enable the port members to be connected to the cylinders of different types of internal combustion engines.