Patent ID: 6637546
Filing Date: 2003-10-28
Classification: A47L

Abstract:
A muffler for a steam cleaning apparatus comprising:a housing having a first and a second inlet, and an outlet, wherein the housing is dimensioned for an air flow of up to 500 cubic feet per minute; a plurality of baffles disposed within, and a coupled to the housing, wherein the plurality of baffles are covered with a foam; wherein the first inlet is pneumatically coupled to an air pump of the steam cleaning apparatus, and wherein the first inlet provides to the housing a stream of humid air from an application subsystem of the steam cleaning apparatus; and wherein the second inlet receives combustion exhaust from a combustion motor that drives an air pump that is operationally coupled to the application subsystem, and wherein the outlet releases air comprising combustion exhaust of the motor and the humid air at the air flow of up to 500 cubic feet per minute.