Matches 1 - 36 out of 36
Match Document Document Title
7571789 Muffler for exhaust systems of vehicles  
The muffler comprises a tubular shell which is internally lined with a noise-deadening material and is closed at its ends by a front wall provided with an inlet connectable to receive exhaust gas,...
7380639 Backpressure reducing exhaust system with stationary blade structure  
The present invention provides an exhaust chamber system, comprising a stationary propeller type blade assembly with a nose cone within or adjacent to an expansion chamber, to create a vortex that...
7350620 Compact silencer  
There is disclosed a silencer for attenuating sound waves produced in a fluid that circulates through a fluid conveyer. The silencer comprises an expansion chamber that is in fluid communication...
7331422 Vortex muffler  
A muffler includes an inner passage residing in an outer shell, and a stationary fan residing in the inner passage. The fan creates a vortex in a flow through the inner passage thus improving the...
7052247 Suction muffler for compressors, compressor with the suction muffler, and apparatus having refrigerant circulation circuit including the compressor  
Disclosed herein are a suction muffler for compressors, a compressor with the suction muffler, and an apparatus having a refrigerant circulation circuit including the compressor. The present...
5669762 Sound and pulsation reducing outlet chamber for an air compressor  
An air chamber structure for a medical air compressor, the chamber being provided between the pump and an air bed. Two flow guiding stubs are provided at an air input end to scatter air and render...
5670757 Exhaust silencer for engines and generators  
An exhaust silencer for receiving exhaust gasses from an engine includes inner and outer cylindrical walls and top and bottom closure plates. The inner wall and the top and bottom closure plates...
4747761 Silencer-carrying rotary vane pump  
A silencer-carrying rotary vane pump wherein a hollow portion is provided between inner and outer circumferential walls of a cylindrical center case of the vane pump. The hollow portion is closed...
4685534 Method and apparatus for control of fluids  
A basic new method and devices for treating flowing substances such as subdivided solids, colloids, gels, liquids and gases, under varying temperatures, pressure and velocity conditions is...
4655694 Housing assembly for motor/fan means of a wet/dry vacuum cleaner  
A bypass type vacuum includes a casing constructed of a cover and a motor housing disposed within the cover. A first circular partition of the motor housing defines a main expansion chamber which...
4623035 Muffler of the sound reflecting type for use with internal combustion engines  
A muffler is disclosed comprising a closed housing having an annular inlet and an annular outlet neck, and the housing having arranged therein a pair of axially extending pipes which are at least...
4538701 Muffler  
Improvements in the attenuation of sounds emitted by an internal combustion engine exhaust system are achieved by shaping a muffler housing to substantially eliminate flat sound radiating surfaces,...
4346783 Apparatus for treating flowing working gases particularly to reduce the noise in operation thereof  
A device for treating flowing working gases in order to reduce their operational noises and in most instances also to increase their operating efficiency comprises a flowing working gas operating...
4285916 Exhaust gas pollution control system  
An exhaust gas pollution control system (10) for purification of exhaust gases passing from a combustion chamber. The control system (10) includes a housing element (14) which extends in a...
4162904 Silencer-separator device  
A silencer-separator having a cylindrical casing of circular cross section which is divided into an upper separator chamber and a lower expansion chamber. An inlet pipe directs a gas stream into...
4147230 Combination spark arrestor and aspirating muffler  
A spark arrestor aspirating muffler for an internal combustion engine which comprises an outer body or housing having an exhaust gas inlet in one end and a gas outlet in the opposite end. Located...
4105089 Flow distributor for gas turbine silencers  
Gas turbine exhaust quieting means wherein the low frequency noise which is normally generated by turbulence in the gas turbine exhaust, is suppressed by means of a turbulence suppressing flow...
3970167 Rotary flow muffler  
A device for silencing the exhaust of an internal combustion engine. The interior of a hollow body member is divided into first, second and third chambers by first and second baffle members. An...
3963092 Exhaust muffler for competition car engines  
An exhaust muffler for competition car engines has a cylindrical, outer or main shell with an inlet at one end smaller than or the same diameter as the main shell and with an outlet at the other...
3927731 Muffler with spiral duct and double inlets  
A muffler silencer having two coaxial, opposed inlets leading to a spiral duct centrally disposed within a housing, the outlet of the spiral duct being connected to an outlet extending from the...
3921290 Chain saw with cyclically restricted and continuously vented acoustic filtering  
A chain saw including a noise suppressing apparatus wherein a pulsing exhaust flow is passed through an acoustic filter and is cyclically restricted while permitting a continuous venting of at...
3858678 MUFFLER WITH ROTARY GAS FLOW  
A muffler has a gas flow path with inlet and outlet louver patches containing louvers that are directed circumferentially of the path but in opposite directions.
3750841 MUFFLING DEVICE FOR GAS DISCHARGE  
Gas discharge muffling device having generally cylindrical body with closed ends, inlet pipe directing gas tangentially into body and outlet pipe exhausting gas from device. Baffle plate divides...
3530953 MUFFLER WITH TANGENTIAL INLET AND OUTLET NIPPLES  
3374858 Acoustic filter with plural helical passages  
3374857 Muffler construction  
3340958 Muffler for internal-combustion engine  
3335814 Muffler with multiple circumferential flow chambers  
3323614 Muffler with loop-shaped band movable by gas pulsations  
3243011 Muffler with expansion chamber defining centrifugal flow path  
3177973 Gas recirculating muffler  
3166152 Muffler device  
3074506 Muffler for internal combustion engine  
3036656 Noise suppressor for pressure reducing valves  
2942684 Muffler  
2925830 Fluid flow rectifier  
Matches 1 - 36 out of 36