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US 6,428,755 B1Granted
Catalyst assembly for an exhaust gas system
AssigneeFord Global Technologies, LLC
InventorsDurga Rao, Harry Arthur Cikanek, Rodney John Tabaczynski
Life of this patent
Estimating the term…
Abstract
A catalyst assembly 16 for an exhaust gas system 14 for an automotive vehicle includes a housing 28 and a porous support structure 32 having a plurality of channels 34, 36. A plurality of catalyst pellets 50 are disposed within at least some of the channels. A retainer 54 is positioned adjacent to the support structure 32 for retaining the pellets 50 within the channels 34, 36.
Claims21
A catalyst assembly for an exhaust system comprising:
- a housing;
- a porous support structure positioned with said housing, said support structure including a plurality of parallel channels;
- a plurality of catalyst pellets disposed within at least some of said plurality of channels, each of said catalyst pellets sized to extend across said plurality of channels;
- and
- a retainer positioned adjacent to said support structure for retaining said pellets within said channels.
2 more elements
An automotive vehicle comprising:
- an internal combustion engine having an exhaust manifold emitting exhaust gas;
- a catalyst assembly coupled to said exhaust manifold receiving said exhaust gas;
- said catalyst assembly comprising,
- a housing;
- a porous support structure positioned within said housing, said support structure including a plurality of parallel channels;
- a plurality of catalyst pellets disposed within at least some of said plurality of channels, each of said catalyst pellets sized to extend across said plurality of channels;
- and
- a retainer positioned adjacent to said support structure for retaining said pellets within said channels.
5 more elements
A catalyst assembly for an exhaust system comprising:
- a housing;
- a porous support structure positioned with said housing, said support structure including a plurality of parallel channels, said parallel channels including inlet channels having an open inlet end and a closed exit end and exit channels having an open exit end and a closed inlet end;
- said exit channels having a catalyst coating disposed thereon;
- a plurality of catalyst pellets disposed within said exit channels adjacent to said coating, each of said catalyst pellets sized to extend across said plurality of channels;
- and
- a retainer positioned adjacent to said support structure for retaining said pellets within said exit channels.
3 more elements
Dependencies are inferred from the claim text.