Matches 1 - 50 out of 96 1 2 >
Match Document Document Title
7578659 Compressor discharge muffler  
A discharge muffler ( 20 ) in an HVAC&R system ( 100 ) includes a plurality of tubes ( 34, 38, 42 ) of predetermined length that are disposed at a predetermined spacing in substantially mutual...
7426980 Internal combustion engine exhaust system  
An exhaust system for an internal combustion engine having two banks of cylinders by which pulses of exhaust gas are alternately directed to a diverter subassembly. The diverter subassembly, which...
7377359 Device for modulating noise in a motor vehicle  
In a device for noise configuration in a motor vehicle which has an internal combustion engine with at least two gas conduits connected to different cylinders of the engine, the gas conduits are...
7104359 Muffler having a baffle with angled plates  
A muffler having a baffle with angled plates includes a one piece baffle, a container and two end caps. The one piece baffle has at least three different configurations. The baffle preferably has...
6959782 Tuned exhaust system for small engines  
A tuned exhaust system for small two cylinder engines, the exhaust system including a pair of exhaust passage through which exhaust gasses pass. The exhaust passages are dimensioned to providing a...
6955043 Muffler assembly  
A muffler assembly for an internal combustion engine of a portable handheld work apparatus such as a motor-driven chain saw, cutoff machine or the like includes an exhaust-gas muffler ( 1 ) which...
6938727 Integrated engine compartment component and air intake system  
A fan shroud includes a fan shroud portion having a surface including an aperture. A cooling fan is supported proximate to the aperture for permitting air flow through the fan shroud from the...
6932189 Device for noise structuring in a motor vehicle  
A device for noise structuring in a motor vehicle has a plurality of gas-carrying lines connected to an internal combustion engine. At least two of the gas-carrying lines are acoustically linked...
6796402 Muffler having isolated dual flow baffle structure  
An exhaust that has two isolated baffle systems in one container. This allows the exhaust from one manifold to be muffled and exhausted independently of the other manifold's exhaust. Moreover, the...
6779628 Device for producing an overtone-rich sporty exhaust sound  
The device for producing an overtone-rich, sporty exhaust sound of the exhaust system of a four-cylinder engine includes exhaust pipes with four manifold pipes, at least one front pipe and a tail...
6702062 Exhaust system for automobile engine  
An exhaust system having an exhaust manifold that comprises a plurality of single-shell discrete exhaust pipes connected to an engine, a double-shell collective chambered pipe joined to the...
6622819 Sound attenuator for pneumatic exhaust  
The present invention provides a sound attenuator for pneumatic exhaust that includes a body having an open end and an inner cavity defined by an inner wall, an inlet port provided in the body...
6588203 Exhaust device of internal combustion engine  
An engine including a silencer in the exhaust passage thereof, wherein an exhaust gas flow passage pipe is arranged in the silencer body and a particulate filter is arranged inside the exhaust gas...
6520287 Methods and systems for low temperature cleaning of diesel exhaust and other incomplete combustion products of carbon-containing fuels  
Systems and apparatus for degrading and cleaning combustion products of carbon-containing fuels such as fossil fuels. The systems and apparatus utilize catalytically reactive particles that are at...
6470998 Modular muffler with end plate adaptors and spark arresters  
A modular muffler that is quickly and easily adapted for use with a wide variety engines is disclosed. The muffler has a dimensionally standardized body member with end portions that may receive...
6467260 Gas flow headers for internal combustion engines  
An exhaust header system for an internal combustion engine having improved exhaust gas flow characteristics. Primary pipes extend from openings in a flange bolted to the engines exhaust ports. The...
6457552 Methods and apparatus for low back pressure muffling of internal combustion engines  
Systems and apparatus for muffling sounds produced by an internal combustion engine, and optionally catalytically degrading pollutants within waste exhaust gases. The systems and apparatus utilize...
6431311 Muffler with interchangeable outlet tips  
A muffler assembly is disclosed allowing one or more outlet tips to be secured to an exhaust. The muffler comprises a casing having an outlet end including threaded holes or threaded bolts attached...
6382347 Exhaust muffler for an internal combustion engine  
A single-in/single-out exhaust muffler 20 for an internal combustion engine includes a curved inner tube ( 26 ), an exhaust inlet ( 24 ) in communication with a first leg ( 32 ) of the curved...
6161646 Turbo-generator exhaust noise silencer  
A silencer for reducing acoustic energy in an exhaust stream of gases from a combustion type source, particularly turbo-generators. In a preferred embodiment, the silencer includes an outer housing...
6131696 Multiple inlet muffler  
A compressed gas muffler that accommodates multiple sources and removes back-pressure to the source has a housing with a top, a bottom, and four sides. An inlet has a lip and an open center. The...
6045422 Wedge with angularly adjustable positions  
An exhaust processing system for a boat including an exhaust chamber having an exhaust opening in the rear bottom thereof, and a wedge plate is pivotally mounted at the forward end of the opening....
6042437 Exhaust knock down spray  
An exhaust knockdown spray includes a scoop on the underside of a boat hull which picks up water when the boat is underway, and, through a conduit, directs the water to a spray nozzle at the rear...
5979583 Muffler for motorcycle  
A muffler is connected to a pair of exhaust pipes extending from each cylinder of a multi-cylinder engine. The muffler assures easier assembling work and provides independent exhaust sound for each...
5929398 Muffler device  
A small-sized muffler having porous partition walls includes a first expansion chamber, a second expansion chamber, a third expansion chamber and a fourth expansion chamber. A first porous...
5846107 Marine engine noise suppressor  
An exhaust system in a boat for an internal combustion engine in the boat with the conventional round exhaust manifold of the engine connected by a rectangular cross sectional exhaust pipe to an...
5775100 Dual inlet muffler connection  
An exhaust system for use with the engine (10) of a vehicle. The exhaust system includes a pair of catalytic converters (18) connected to separate exhaust streams, with each catalytic converter...
5712455 Dual entry plug muffler  
A muffler for exhaust systems that feed exhaust into both ends of the muffler can. Exhaust gas enters into the muffler can where it enters an exhaust gas conduit that has a center plug installed....
5608194 Exhaust pipe structure for a motorcycle  
To provide a compact exhaust apparatus for allowing exhaust sounds of each cylinder to be heard. A muffler includes a tubular member the inside of which is divided into three independent expansion...
5594217 Exhaust muffler for small marine craft  
An exhaust muffler for small marine craft that can be located in the rear portion of the bilge and straddle the drive shaft and the shaft log. The muffler has a shell formed from sides, ends, top...
5588888 Wet marine exhaust muffler  
A wet marine exhaust muffler comprises a housing, an inlet pipe and an outlet pipe. The housing includes end walls each transverse with respect to an imaginary plane and converging side walls...
5519994 Muffler with inlet pipe equalizer  
An arrangement for silencing the exhaust gases discharged from a multi-cylinder internal combustion engine, wherein the exhaust gas is discharged in first and second streams from separate exhaust...
5473891 Three-piece stamp formed connector for achieving equal length exhaust pipes  
A connector is provided for joining two upstream exhaust pipes with a downstream exhaust pipe and for substantially offsetting any difference in length that may exist in the upstream exhaust pipes....
5351481 Muffler assembly with balanced chamber and method  
A compact, high performance exhaust assembly (50) for an internal combustion engine (20) or the like having a balanced chamber (52). Two substantially parallel inlet exhaust pipes (38, 40) are...
5329074 Marine engine exhaust muffler  
An exhaust muffler for mounting on the transom of a powerboat in association with the exhaust pipes which extend through the transom. The muffler comprises a housing extending laterally across the...
5293744 Exhaust manifold muffler for an internal combustion engine  
An exhaust manifold muffler having an exhaust manifold portion 10 and a muffler portion 20 integral with the exhaust manifold portion 10. The exhaust manifold portion 10 includes a plurality of...
5248859 Collector/muffler/catalytic converter exhaust systems for evacuating internal combustion engine cylinders  
An exhaust collector for use with an internal combustion engine of the type having a plurality of generally nested exhaust tubes for individually receiving exhaust gases from separate associated...
5214253 Automotive exhaust system  
An improved automotive exhaust system comprises a flared expansion chamber having two inlet ports at its narrow end and three outlet ports at its wide end. The inlet ports extend a predetermined...
5211144 Portable hand-held blower unit  
A portable, hand-held blower unit is powered by a small internal combustion engine having movable choke and throttle control elements linked to a single adjustment knob. Rotation of the knob...
5164550 Intake muffler  
An intake muffler, which is particularly intended for use in two-stroke-cycle internal combustion engines, comprises a stiff housing, in which a partition defines two chambers. An inlet tube...
5164551 Stamp formed muffler with compound reinforcement pattern for preventing shell ring  
A reinforced stamped muffler is provided. The muffler includes a pair of internal plates secured in face-to-face relationship and formed to define an array of tubes and chambers therebetween. The...
5050520 Fume exhaustion safety device  
A fume exhaustion safety device is designed for use on a boat having an internal combustion engine mounted within a closed engine compartment. An exhaust vent tube extending from the engine...
5046935 Compressor with reduced vibrations  
A compressor includes at least one compression space for compressing refrigerant, at least one communication chamber into which the refrigerant is discharged from the compression space, a discharge...
5046663 Heater  
A heater, in particular a motor vehicle heater, has a muffler insert in the exhaust gas outlet, a muffler insert that reduces, in particular, disturbing, low-frequency combustion noises. With the...
5046977 Exhaust muffler for marine engines  
An exhaust muffler for marine engines comprises a cylindrical container arranged to be mounted with its longitudinal axis horizontal and traverse to the longitudinal axis of the engine. The...
4977977 Marine engine external exhaust noise suppressor with swim platform  
Sound muffling devices for marine engines for installation on the external portion of the transom of a marine vessel are attached in such a manner that any breakdown within the silencer causes no...
4953659 Fluid blow-off muffler  
This invention provides an improved method and apparatus for attenuating the sound of flowing fluid. The apparatus of this invention includes at least two attenuating areas, preferably...
4949807 Engine exhaust muffler apparatus  
Muffler apparatus including an elongated muffler which is connectable to an engine body via two exhaust pipes. The muffler includes a first expansion chamber which extends along the entire length...
4938309 Built-in vacuum cleaning system with improved acoustic damping design  
An improved design for the central power and suction unit of built-in vacuum cleaning systems, which improved design provides significant acoustic damping to substantially reduce the noise level...
4909348 Stamp formed exhaust muffler with conformal outer shell  
A stamp formed exhaust muffler for mounting on a vehicle is provided. The muffler comprises a plurality of plates secured in juxtaposed relationship and stamp formed to define an array of tubes...
Matches 1 - 50 out of 96 1 2 >