Did You Know...
...that Charles Goodyear performed some of his experiments on rubber while in debtor's prison? He was there so often he referred to it as his "hotel". Chronically in debt because of poor business sense and ill health, Goodyear depended on the generosity of friends and family. Even after he unlocked the secret to vulcanizing rubber, he was unable to improve his financial situation. When he died, his estate was $200,000 in debt.
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| Number | Title | Issue Date |
| 8113492 | Device and method for evaporating water from a compressor A system for evaporating excess water from a source includes a housing having: an air inlet, the air inlet directing air in a first direction; an air outlet; a plurality of channels arranged generally perpendicular to the first direction, the channels having undulat... | 02/14/2012 |
| 7461835 | Humidifier An air humidifier has an electric fan unit arranged in a housing for delivering a through-flow of air between feed-air and discharge-air openings in the housing; at least one filter device for the through-flow of air; and a device for releasing liquid to the through... | 12/09/2008 |
| 7441756 | Humidifier with adornment to simulate the appearance of a three dimensional object An apparatus for directing a vaporized substance into a space. The apparatus has a base with operating components capable of converting a liquid substance into a vapor, and a substance supply container that is separable from the base. The substance supply container ... | 10/28/2008 |
| 7427351 | Water preconditioning system A water preconditioning system is provided. The system includes a circulating tank configured to receive therein water, an ozone machine in fluid communication with the circulating tank and configured to add ozone to the water as the water circulates through the ozo... | 09/23/2008 |
| 7413173 | Molded water chamber base plate for use in a humidifier and ventilator assembly A molded base plate for use in a humidifier and ventilation assembly is disclosed. The base plate is connected to a cover which forms the water chamber of the humidifier. A thermally conductive material is used in the molding process of the base plate so that heat a... | 08/19/2008 |
| 7380774 | Humidifier A humidifier is superior in terms of hygiene, simple in terms of maintenance, humidity is easily adjusted, and energy consumption is low. The humidifier uses, as a moisture permeable membrane, a moisture-permeable polyurethane obtained by using, as raw materials, at... | 06/03/2008 |
| 7364140 | CPAP apparatus A continuous positive airway pressure (CPAP) apparatus to supply pressurized breathable gas to a patient includes a flow generator having a gas inlet and a gas outlet, a humidifier having a gas inlet coupled to the gas outlet of the flow generator, and a filter oper... | 04/29/2008 |
| 7350519 | Method and apparatus for delivering an additive with a CPAP machine The present invention is a method and apparatus for delivering an additive with a continuous positive airway pressure (“CPAP”) machine. The invention includes mixing an additive with humidifier water and providing the additive to the patient with the CPAP machin... | 04/01/2008 |
| 7281703 | Liquid-to-gas contact device There is provided a liquid-to-gas contact device comprising: a liquid-to-gas contact medium which is a honeycomb structural body formed of a porous material including a plurality of through channels defined by a plurality of partition walls and extending through the... | 10/16/2007 |
| 7237770 | Humidifier for breathable gas apparatus A humidifier for use with a breathable gas supply apparatus includes a hollow body adapted for partial filling with water to a predetermined maximum water level, a gas inlet to the body above the maximum water level and a gas outlet from the body above the maximum w... | 07/03/2007 |
| 7234690 | Humidifier with safety reservoir A humidifier (10) is disclosed having a top portion (11), a middle portion (12) and a bottom portion (13). The middle portion is essentially a water tank which provides water to be used in humidification. The bottom portion has a floor ( | 06/26/2007 |
| 7175164 | Method and apparatus for an oval carbonator A method and corresponding apparatus for an oval carbonator employ an oblong housing to provide an improved gas/water interaction area within the confines of the carbonator. The increased cross sectional area provides a larger water surface area, whereby an increase... | 02/13/2007 |
| 7163199 | Ventilation system for fuel cell water tank A ventilation system for a tank which stores water to be supplied to a fuel cell, which includes: a ventilator for ventilating the tank; a gas discharge line to guide gas in the tank to outside; a separator for separating moisture and/or water from the gas from the ... | 01/16/2007 |
| 7137388 | Air pressure signal monitoring in apparatus for treating sleep disordered breathing A humidifier is provided including a first humidifier part, a second humidifier part connectable with the first humidifier part, and a sealing gasket disposed between the first and second humidifier parts. The second humidifier part is configured to hold a volume of... | 11/21/2006 |
| 7118918 | Automated biological reaction method An automated immunostaining apparatus having a reagent application zone and a reagent supply zone. The apparatus has a carousel slide support supporting a plurality of slide supports thereon, and drive engaging the carousel slide support for consecutively positionin... | 10/10/2006 |
| 7058519 | Photometrically modulated delivery of reagents A process system adapted for processing of or with a material therein. The process system includes: a sampling region for the material; an infrared photometric monitor constructed and arranged to transmit infrared radiation through the sampling region and to respons... | 06/06/2006 |
| 6935624 | Carbonation system and method A carbonation system includes a vessel for carbonating a liquid, a CO2 supply connected to the vessel so as to create a CO2 atmosphere in the vessel, an inlet diffuser through which the liquid enters the vessel, and an outlet pipe through which... | 08/30/2005 |
| 6827340 | CPAP humidifier Passive humidifier for a continuous positive airway pressure (CPAP) device having a plurality of chambers defined by arced baffles. Each opening between the arced baffles is provided with a deflector baffle to prevent direct passage of air. ... | 12/07/2004 |
| 6772999 | Humidifier for breathable gas apparatus A humidifier for use with a breathable gas supply apparatus includes a hollow body adapted for partial filling with water to a predetermined maximum water level, a gas inlet to the body above the maximum water level and a gas outlet from the body above the maximum w... | 08/10/2004 |
| 6758462 | Carbonation system and method A carbonation system comprises a vessel for carbonating a liquid, a CO2 supply connected to the vessel so as to create a CO2 atmosphere in the vessel, an inlet diffuser through which the liquid enters the vessel, and an outlet pipe through whic... | 07/06/2004 |
| 6749181 | Humidifier An improvement on a humidifier includes a leakage prevention ring, and two opposite supporting plates. The leakage prevention ring has several ring-shaped portions, which define inner and outer concentric annular trenches. The concentric trenches are closely mounted... | 06/15/2004 |
| 6652893 | Machine and process for aerating and flavoring water An enclosed tank with a water inlet, a water outlet, an air inlet, and an air outlet. A flavor additive cartridge is attached in-line with the air inlet. It evaporates flavoring or other additives into the air inlet. Water is forced to flow turbulently th... | 11/25/2003 |
| 6554260 | Humidifier for breathable gas apparatus A humidifier for use with a breathable gas supply apparatus includes a hollow body adapted for partial filling with water to a predetermined maximum water level, a gas inlet to the body above the maximum water level and a gas outlet from the body above th... | 04/29/2003 |
| 6398197 | Water chamber A water chamber has a horizontally orientated gas inlet with an elongate flow tube extending into the water chamber from the inner periphery of the gases inlet. An inlet end of the elongate flow tube covers the inlet and an outlet end of the flow tube is ... | 06/04/2002 |
| 6338473 | Humidifier A humidifier for producing humidified air, particularly for use with a continuous positive air pressure device. The humidifier has an air inlet and outlet. An elongate passageway extending between the air inlet and the air outlet. The passageway is adapte... | 01/15/2002 |
| 6312597 | Apparatus for delivering ultra-low particle counts in semiconductor manufacturing The invention relates to a wafer rinsing system for rinsing chemicals and particles off of wafers without introducing contaminants. The system reduces the particle count on wafers by filtering the water and the gas used during rinsing at the wet bench. Th... | 11/06/2001 |
| 6311959 | Method and apparatus for generating controlled mixture of organic vapor and inert gas Method and apparatus generate a mixture of the vapor of an organic liquid such as tetraethylorthosilicate (TEOS) and an inert gas such as helium. The ratio of organic vapor to inert gas in the mixture is accurately and continuously controlled as required ... | 11/06/2001 |
| 6293525 | Economical apparatus for producing improved combustion and safety-enhanced fuel Apparatus for facilitating the mixing, absorption and/or retention of carbon dioxide `CO2` in hydrocarbon fuel to economically produce a safety-enhanced and/or improved-combustion fuel. The apparatus includes at least one mixing receptacle having at least... | 09/25/2001 |
| 6291042 | Multilayer reservoir made of thermoplastic material for storing hydrocarbons The wall of the container comprises at least one thick outer layer consisting essentially of a thermoplastic material which imparts good mechanical properties, and a thin inner layer consisting of a thermoplastic material adapted to receive a surface trea... | 09/18/2001 |
| 6272719 | Dust-collecting barrow Disclosed is a dust-collecting barrow according to the invention. The dust-collecting barrow has a layer of silicon oil on the bottom thereof. The silicon oil is stable; that is, it is difficult for it to react with chemical compounds. The dust-collecting... | 08/14/2001 |
| 6270059 | Process for enriching a liquid with a gas and enriched product A liquid enriched with a high concentration of gas, in particular, water enriched with oxygen, is produced by mixing the gas and liquid in an overpressurized system using a series of pressure reduction containers which sequentially reduce the pressure on ... | 08/07/2001 |
| 6182949 | Combination carbonator, soda pump and water agitator A combined agitator (30), carbonator (10) and soda pump arrangement (23, 24) for dispensing beverages uses a magnetic drive coupling (28, 29). The carbonator coolant tank (15) in which the agitator (30) works has an optional ice bank chiller (20).... | 02/06/2001 |
| 6161819 | Carbonator cartridge unit for a beverage dispenser system A beverage dispenser system for forming a desired beverage, includes a beverage dispensing assembly and a carbonator cartridge unit removably secured to the beverage dispensing assembly for providing a supply of carbonated water to the beverage dispensing... | 12/19/2000 |
| 6135432 | Humidifier A humidifier for producing humidified air, particularly for use with a continuous positive air pressure device. The humidifier has an air inlet and outlet. An elongate passageway extending between the air inlet and the air outlet. The passageway is adapte... | 10/24/2000 |
| 6110386 | Method for conditioning metal cutting fluids Apparatus for maintaining the condition of cutting fluids in a machine tool sump and for the removal of tramp oil from the cutting fluid has a pump to draw cutting fluid from the machine tool sump and transfer the fluid to an auxiliary tank where the flui... | 08/29/2000 |
| 6105942 | Method and apparatus for enriching a liquid with a gas A liquid enriched with a high concentration of free gas, in particular, water enriched with free oxygen, is produced by mixing the gas and liquid in an overpressurized system to form a mixture and then abruptly reducing the pressure of the mixture. Altern... | 08/22/2000 |
| 6096198 | Apparatus for conditioning metal cutting fluids Apparatus for maintaining the condition of cutting fluids in a machine tool sump and for the removal of tramp oil from the cutting fluid has a pump to draw cutting fluid from the machine tool sump and transfer the fluid to an auxiliary tank where the flui... | 08/01/2000 |
| 6063295 | Apparatus and method to increase oxygen levels in livestock drinking water Apparatus to increase the level of oxygen ingested by livestock by oxygenation of the livestock water supply includes an enclosed tank having a top and having an inlet for admitting water from a supply of water and an outlet for discharging water from the... | 05/16/2000 |
| 6054049 | Magnetic fluid modification device and use To improve the affinity between a gas and a liquid, the liquid is passed through an enclosure where it contacts a portion of the magnets of a magnetic field generating device and passes through the magnetic field created by the magnets while a gas is in c... | 04/25/2000 |
| 6017021 | Liquid aerating assembly having a safety device A liquid aerating assembly includes a housing and a container engaged in the housing. A ring is engaged on the mouth of the container for securing the container to the housing. A supplying mechanism may supply the pressurized gas into the container. A kno... | 01/25/2000 |
