Patent ID: 9657651
Date: 2017-05-23
CPC Classifications: F02D,F16K,Y10T

Claim:
1. An intake pipe for intake gas of an internal combustion engine, the intake pipe comprising: at least one intake pipe channel; at least one flap unit comprising an elongated flap shaft and at least one flap fixedly arranged on the flap shaft, wherein the at least one flap unit is adapted to alternatingly open or close the at least one intake pipe channel by rotating the flap shaft on a shaft axis defined by a direction of elongation of the flap shaft; a hollow insert body disposed in the at least one intake pipe channel, wherein the at least one flap unit is arranged in the insert body and wherein the at least one flap is positioned in a hollow interior of the insert body; wherein the insert body has opposite end faces and the opposite end faces are open; wherein the flap shaft extends through opposite walls of the insert body in a radial direction relative to an insert body axis of the insert body; wherein the insert body is rotatable on the flap shaft; wherein a radial inner circumferential side of the insert body widens toward at least one of the open end faces, an intake pipe housing in which the intake pipe channel is arranged; a bearing support arranged in the intake pipe housing and comprising wherein the insert body is arranged slidably on the flap shaft, the insert body slidable in an axial direction defined by the shaft axis, the insert body axially slidable relative to the at least one flap, and slidable relative to the bearing support such that manufacturing-related and/or operation-related tolerances between the flap shaft, the at least one flap, and the bearing support can be compensated.