Intake device of internal combustion engine
AssigneeAisin Seiki Kabushiki Kaisha
InventorsKyohei Ninomiya, Toshiyuki Oiwa
Life of this patent
Estimating the term…
Abstract
An intake device of an internal combustion engine, includes: a plurality of intake ports which have outer walls and partition walls and are adjacent to each other via the partition walls; a valve body which is provided in each of the intake ports, and switches a flow path of the intake port by rotation around a rotation shaft; a holding member which is installed on each of the outer walls and the partition walls; and a rolling bearing which is mounted on at least one of the holding members, and supports the valve body to be freely rotatable, wherein the holding member includes a wall surface between the rolling bearing and the valve body in a direction in which the rotation shaft extends.
Claims10
An intake device of an internal combustion engine, comprising:
- a plurality of intake ports which have outer walls and partition walls and are adjacent to each other via the partition walls;
- a valve body which is provided in each of the intake ports, and switches a flow path of the intake port by rotation around a rotation shaft;
- a holding member which is installed on each of the outer walls and the partition walls;
- and
- a rolling bearing which is mounted on at least one of the holding members, and supports the valve body to be freely rotatable,
- wherein the holding member includes a wall surface between the rolling bearing and the valve body in a direction in which the rotation shaft extends, the wall surface of the holding member being positioned towards the valve body, relative to a surface of the rolling bearing facing the valve body, in the direction in which the rotation shaft extends.
Dependencies are inferred from the claim text.