Did You Know...
...that a workman who left the soap mixing machine on too long was responsible for making Ivory Soap? He was so embarrassed by his mistake that he threw the mess in a stream. Imagine his dismay when the evidence of his error floated to the surface! Result: Ivory soap, the soap that floats.
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| Number | Title | Issue Date |
| 8109083 | Aspirator support structure An aspirator includes converging and diverging cones, and singular support tube structure concentrically surrounding and mounting both the converging cone and the diverging cone and maintaining predetermined axial spacing and alignment of the cones in a cost-effecti... | 02/07/2012 |
| 8046989 | Cooling device for high temperature exhaust A cooling system for cooling exhaust gases includes a section of pipe adapted to receive exhaust gases having a first temperature. The cooling system further includes an air amplifier with a passage extending therethrough. The air amplifier receives a flow of compre... | 11/01/2011 |
| 8001775 | Vehicle exhaust dilution and dispersion device In one exemplary embodiment, an exhaust dilution and dispersion device for a vehicle can include a generally elongate tailpipe including an inlet section capable of being in exhaust receiving communication with an exhaust system of a vehicle. The tailpipe further in... | 08/23/2011 |
| 7987666 | Cooling apparatus for exhaust gas temperature control devices Temperature control devices have become common to cool the exhaust stream from a diesel particulate filter before release into the environment. To further cool the filtered exhaust stream and to protect the temperature control device, a duct can be used to surround ... | 08/02/2011 |
| 7882699 | Environment-conservative fuel economizer An environment-conservative fuel economizer includes a hollow tubular member and at least one ring member. The tubular member has an internal surface forming a reduced neck section. The ring member is mounted to an end of the tubular member. The ring member forms a ... | 02/08/2011 |
| 7762064 | Exhaust system for an engine An exhaust system for an engine, comprising of a first exhaust passage providing a first flow area, a second exhaust passage communicatively coupled to the first exhaust passage, the second exhaust passage providing a second flow area greater than the first flow are... | 07/27/2010 |
| 7430855 | Muffling apparatus having exhaust emission purifying function A muffling apparatus 1 of the present invention having an exhaust emission purifying function, including a turning portion 8 in an inside of an exhaust gas flow passage, and having an injection nozzle 12 disposed in an upstream side exhaust gas ... | 10/07/2008 |
| 7402292 | Device and methods of ammonia generation for NOx abatement One embodiment of a method of operating a NOx abatement system comprises: introducing an exhaust stream to an ammonia generator in a normal flow direction, adsorbing NOx from the exhaust stream in the ammonia generator, diverting the exhaust stream around the ammoni... | 07/22/2008 |
| 7334334 | Automotive exhaust component and method of manufacture A catalytic converter for an internal combustion engine exhaust system comprises a single-piece, seamless metal housing having tubulated gas inlet and outlet ports and a tubulated intermediate section with a catalytic element therein. The intermediate section is con... | 02/26/2008 |
| 7323145 | Automotive exhaust component and method of manufacture “Noxious substances in the exhaust, including CO, NOx, and incompletely combusted hydrocarbons are converted to more benign substances through the action of the catalytic element, which is preferably a frangible ceramic honeycomb structure having a plurality of in... | 01/29/2008 |
| 7316109 | Lobed exhaust diffuser apparatus, system, and method A lobed exhaust diffuser apparatus, system, and method configured to cool exhaust gases from an internal combustion engine comprises a diffuser having a proximal end, configured to receive exhaust gases from the engine, and a distal end, configured to expel the exha... | 01/08/2008 |
| 7311067 | Implement A manually operated implement comprising a housing for accommodating a drive motor that drives a tool. A fan wheel is disposed in the housing and is driven by the drive motor. A fan wheel cover covers the fan wheel toward the outer side of the housing. Ribs are disp... | 12/25/2007 |
| 7207172 | Method for ventilating a working machine, and such a working machine A working machine includes an engine compartment, an engine hood, an internal combustion engine arranged in the engine compartment and an exhaust system, which extends from the engine out of the engine compartment via the engine hood. The exhaust system is provided ... | 04/24/2007 |
| 7174991 | Muffler for internal combustion engine The subject invention refers to a muffler comprising a muffler housing (1, 2) and generally a catalytic converter element (13) mounted in the housing, which muffler has at least one inner outlet (4) through which exhaust gases cleaned by the cat... | 02/13/2007 |
| 7169365 | Automotive exhaust component and method of manufacture A catalytic converter for an internal combustion engine exhaust system comprises a single-piece, seamless metal housing having tubulated gas inlet and outlet ports and a tubulated intermediate section with a catalytic element therein. The intermediate section is con... | 01/30/2007 |
| 7107765 | System for improving motor vehicle performance A system for improving motor vehicle performance includes an air intake heat exchanger placed in-line with the air intake of the motor vehicle. The air intake heat exchanger is coupled to a source of pressurized media for selective application of the pressurized med... | 09/19/2006 |
| 7089731 | Rotating motorcycle exhaust pipe A an improvement in a two wheel motor vehicle having an internal combustion motor and a wheel drive mechanism, wherein the motor has an exhaust system connected thereto, includes a) an exhaust system having a first exhaust pipe and a second exhaust pipe with the fir... | 08/15/2006 |
| 7086224 | Rotating motor vehicle tail pipe A motor vehicle having at least three wheels, an internal combustion motor and a wheel drive mechanism, wherein the motor has an exhaust system connected thereto, includes a) an exhaust system having a first exhaust pipe and a second exhaust pipe with the first exha... | 08/08/2006 |
| 7083513 | Portable ventilator for work station A portable ventilator for removing deleterious gasses from a welding site provides a funnel-like collection head structurally carried by an electrically non-conductive rigid dispersement tube carrying a powering structure. The powering structure provides pressurized... | 08/01/2006 |
| 7080505 | Vehicular atmosphere cleansing method A vehicular atmosphere cleansing system utilizes a regenerative wheel having flow channels extending through the wheel coated with an adsorbant. An atmosphere stream passes through a first position dependent portion of the wheel where VOC's including HC's are adsorb... | 07/25/2006 |
| 7004987 | Intake air pre-cleaner with aspirator port chamber for collecting and holding particles for later aspiration A pre-cleaner for an air induction system of an internal combustion engine including a housing enclosing an upper chamber and an aspirator port chamber, the upper chamber containing a plurality of particulate separator tubes for removing particles from air flowing t... | 02/28/2006 |
| 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 has a muffler housing (10). The muffler housing (10... | 10/18/2005 |
| 6910550 | Muffler arrangement for an internal combustion engine A muffler arrangement includes an exhaust-gas muffler, which is subdivided into an inlet space and an outlet space. An exhaust-gas stub of an internal combustion engine opens into the inlet space. Exhaust gas is conducted from the outlet space into an air channel vi... | 06/28/2005 |
| 6832872 | Gas discharge device for a construction vehicle A device is provided for discharging two gases from a vehicle to ambient air, one gas having pressure pulsation of a first magnitude. The device includes an elongated body connected with the vehicle and having a first inlet connected with a first gas source, a secon... | 12/21/2004 |
| 6694728 | Exhaust gas dilution apparatus An exhaust gas dilution apparatus 10-2 is the same form multi-venturi type comprising a rectifier 11, divider 12, exhaust chamber 14, dilution tunnel 15, and a divider pipes 13t on the dilution side of a tunnel 15 side. All divider pipes 13 are provided w... | 02/24/2004 |
| 6385968 | Exhaust discharge system with low IR signature The invention concerns an arrangement for a discharge system for combustion gases from a motor-driven vehicle which gives the vehicle a low IR signature. According to the invention, the gas outflow channel (28), at least in an area of the channel adjacent... | 05/14/2002 |
| 6041890 | Exhaust gas muffler for the combustion engine of a portable working tool An exhaust gas muffler for an internal combustion engine of a portable, hand-guided working tool has a housing having an exhaust gas inlet, and exhaust gas outlet, and an outlet space, wherein the exhaust gas outlet opens into the outlet space. An outlet ... | 03/28/2000 |
| 6010379 | Exhaust gas system for ocean-going vessels, preferably for military purposes In an exhaust gas system for ocean-going vessels, preferably for military purposes, that are equipped with at least one internal combustion engine and at least one gas turbine, the exhaust gases from the gas turbine and the exhaust gases from the internal... | 01/04/2000 |
| 5896744 | Compulsory discharging device for exhaust of vehicle The present invention relates to a compulsory discharging device for exhaust of vehicle of the type in which a driving motor which has a propeller is mounted at the end portion of the exhaust pipe such that the exhaust within said exhaust pipe can be comp... | 04/27/1999 |
| 5867984 | Exhaust gas extraction system for an internal combustion engine A method for potentiating the performance of an internal combustion engine. The method includes the steps of providing an exhaust extraction booster at a piston chamber of an internal combustion engine for evacuating exhaust product from the piston chambe... | 02/09/1999 |
| 5857329 | One-piece combined muffler exhaust outlet and exhaust gas deflector A power tool having an internal combustion engine with a muffler and a combined muffler exhaust outlet and exhaust gas deflector connected to the muffler. The combined outlet and deflector is a single one-piece member. The one-piece member is connected to... | 01/12/1999 |
| 5730632 | Outboard motor An outboard motor includes an exhaust emission control system which is arranged rationally and neatly in the housing of an outboard motor body, irrespective of various limitations on the outside shape of the housing. An oil pan disposed below an engine of... | 03/24/1998 |
| 5570576 | Catalyst heater with staged exhaust exotherm Internal combustion engine exhaust gas is combined with heat energy emitted by an exhaust gas heater in a staged manner through an interface that diverts portions of the exhaust gas into a number of mixing stages with the heat energy, so that exhaust gas ... | 11/05/1996 |
| 5412946 | NOx decreasing apparatus for an internal combustion engine A lean NOx reduction catalyst capable of reducing NOx through reaction of H2 with NOx at low temperatures below 350° C. is installed in a downstream portion of an exhaust pipe of an internal combustion engine in or near a muffler. Such an NOx ... | 05/09/1995 |
| 5400593 | Device for reducing discharge of noxious substances emitted from an internal combustion engine An apparatus and method suitable in controlling a level of noxious fumes and visible smoke discharging from diesel engine exhaust gases. In a purification mode, a stream of relatively dirty exhaust gases and discharged cooling liquid from the engine are m... | 03/28/1995 |
| 5282361 | Device for facilitating exhaust action of an internal combustion engine The present invention relates to a device for facilitating exhaust action of an internal combustion engine being used as a power-transmitting source of a vehicle, using a depression phenomenon resulted from induction and acceleration of air resistance due... | 02/01/1994 |
| 5209062 | Large diesel engine A large diesel engine is provided with a manifold arrangement in which a catalytically coated static mixer is disposed within an exhaust manifold. In addition, nozzles are provided in an annular chamber between the static mixer and the exhaust manifold in... | 05/11/1993 |
| 5109668 | Marine exhaust manifold and elbow A marine exhaust assembly (10) includes a manifold portion (14), an elbow portion (24), a water jacket portion (38), and exhaust runner walls (40, 42, 44, 70, 72, 74, 76, 78, 80), providing a smooth continuous transition of exhaust gas flow from intake ex... | 05/05/1992 |
| 5103931 | Exhaust silencing means for marine propulsion A number of embodiments of internal combustion engine exhaust systems each of which is effective to provide good silencing for exhaust gases through the use of an elastic diaphragm that dampens pulsations. In some embodiments, this elastic diaphragm forms... | 04/14/1992 |
| 5080048 | Power blower A tail pipe of an exhaust muffler of an internal combustion engine extends and terminates in a delivery opening to which air blown from a blower is flowed, and an exhaust vent of the tail pipe is disposed so as to open in a downstream direction of the air... | 01/14/1992 |
