Air intake system with a throttle valve for a multi-cylinder internal-combustion engine
First Claim
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1. An air intake system of a multi-cylinder internal-combustion engine with two opposite cylinder banks and with suction pipes connecting the cylinder banks to respective resonance containers, comprising:
- at least one connection pipe communicating the respective resonance containers, said connection pipe having an insertion opening and a bearing bore;
a bearing support which is fastened to the connection pipe and which closes said insertion opening, said bearing support having a bearing bore, anda swivellable throttle valve comprising a throttle disk and a bearing shaft;
wherein the throttle valve is inserted into the connection pipe through said insertion opening in the connection pipe;
and wherein the bearing shaft extends from said bearing bore in the connection pipe to said bearing bore in the bearing support, the bearing shaft being rotatably supported by each of said bearing bore in the connection pipe and said bearing bore in the bearing support.
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Accused Products
Abstract
An air intake system comprises a connection pipe which is arranged between opposing resonance containers. Inside the connection pipe, a swivellable throttle valve is provided which is inserted into the connection pipe by way of an opening in the connection pipe. The opening is closed by a bearing support which is held on the connection pipe by fasteners. The throttle valve and the bearing support form a prefabricated constructional unit.
12 Citations
20 Claims
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1. An air intake system of a multi-cylinder internal-combustion engine with two opposite cylinder banks and with suction pipes connecting the cylinder banks to respective resonance containers, comprising:
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at least one connection pipe communicating the respective resonance containers, said connection pipe having an insertion opening and a bearing bore; a bearing support which is fastened to the connection pipe and which closes said insertion opening, said bearing support having a bearing bore, and a swivellable throttle valve comprising a throttle disk and a bearing shaft; wherein the throttle valve is inserted into the connection pipe through said insertion opening in the connection pipe; and wherein the bearing shaft extends from said bearing bore in the connection pipe to said bearing bore in the bearing support, the bearing shaft being rotatably supported by each of said bearing bore in the connection pipe and said bearing bore in the bearing support. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
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Specification