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US 8,062,602 B2Granted
Catalyst housing
AssigneeUniversal Acoustic & Emission Technologies, Inc.
InventorsThomas Roe, David Kapsos, Jay Warner, Roger Bahr, John Degnan, Dawn Marsh, Ken Trumm
Life of this patent
Estimating the term…
Abstract
Catalyst housings and catalyst silencer housings that include various features for modularity and for servicing and securing catalysts elements, spacers and filter elements are provided.
Claims23
A catalyst housing conveying exhaust gas from upstream to downstream, the catalyst housing comprising:
- an exhaust gas inlet receiving a flow of exhaust gases;
- an exhaust gas outlet discharging the flow of exhaust gases;
- a housing body disposed between the inlet and outlet and removably containing a first catalyst located downstream of the exhaust gas inlet and upstream of the exhaust gas outlet;
- an access door providing access to the first catalyst in the housing body, the access door being attached to the housing body and movable between a closed, sealed position and an open, unsealed position;
- a sleeve on the first catalyst and first and second pressure rings on the sleeve;
- and
- at least one retention bolt having a distal end abutting the first ring, wherein as the retention bolt is torqued with respect to the housing body, axial force is applied to the first ring and then to the sleeve and then to the second ring to seal the first catalyst in the housing.
4 more elements
Dependencies are inferred from the claim text.