Resin intake manifolds and manufacturing process thereof
AssigneeG P Daikyo Corporation
InventorNobuyuki Homi
Life of this patent
Estimating the term…
Abstract
A resin intake manifold includes a chamber section having an intake port which leads to a throttle body 91, and a plurality of pipe sections 7 which connect interior of the chamber section to cylinders of a multi-cylinder internal combustion engine. The chamber section is made up of a plurality of port members 1 coupled together, each port member 1 including the pipe section 7 and a cylindrical section 6 whose external wall is connected to an end of the pipe section 7.
Claims14
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.
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 cylindrical body which is made up of the plurality of port members coupled together.
A resin intake manifold having an intake vessel which is provided with an intake port leading to a throttle body, and a cylinder conduit conducting to cylinders of a multi-cylinder internal combustion engine,
- wherein the intake vessel comprises a plurality of port members each having the cylinder conduit.
Dependencies are inferred from the claim text.