Exhaust injection muffler

US8839611B2 · kind B2 · utility

Assignee

• Cummins Power Generation Inc. · US

Inventors

• Mark E. Turpin · Maple Grove, US
• Clayton Smith · Greenfield, US
• Gary A. Salmonson · Saint Cloud, US
• Brian G. Haupt · Oak Park Heights, US
• Shawn John Kipka · Saint Francis, US
• Kurt Butz · Edina, US
• Lee Severtson · Ham Lake, US
• David W. Strombeck · Plymouth, US

Key dates

• Filing date: May 5, 2011
• Grant date: Sep 23, 2014
• Expiry date: Feb 16, 2033

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02T10/12
• WIPO field: Environmental technology
• WIPO sector: Chemistry

Abstract

An internal combustion engine is coupled to an electric power generator. An exhaust manifold for the engine includes an exhaust gas conduit. A housing includes a catalyst in fluid communication with the conduit to receive exhaust produced by the engine. The catalyst is operable to reduce one or more constituents of the exhaust.