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US 4,341,187 AGranted
Seal for internal combustion engine having a noise-deadening shroud
AssigneeMotorenfabrik Hatz GmbH & Co. KG
InventorErich Absenger
Life of this patent
Estimating the term…
Abstract
A seal for use on a noise-deadening shroud encasing an internal combustion engine, particularly the portion thereof which encases the muffler. A gap is formed between the outlet pipe for the muffler and the wall of the opening in the enclosure for the muffler. A seal is provided for this gap and includes a closure member which surrounds the exhaust outlet pipe with very little clearance therebetween.
Claims5
An exhaust arrangement for an internal combustion engine, comprising:
- exhaust means supported on said engine for conducting exhaust gases away from said engine, said exhaust means having an outlet pipe at the end thereof remote from said engine;
- a sound-deadening enclosure surrounding and spaced from said exhaust means, said enclosure being supported on said engine independently of said exhaust means and having a pipe connection extending through and securely supported on a wall thereof, said outlet pipe being telescopically disposed within and free of contact with the end of said pipe connection which is within said enclosure;
- an annular seal surface provided on the axially facing surface on said of said pipe connection;
- an annular cover member closely encircling said outlet pipe and engaging said annular seal surface;
- and
- first means for maintaining said cover member in sealing engagement with said seal surface on said pipe connection.
3 more elements
Dependencies are inferred from the claim text.