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Class 261/81 - Reciprocating


Subclass of Class 261 - Gas and liquid contact apparatus
Definition: Contact devices having a to-and-fro movement.
No. of patents: 159
Last issue date: 05/22/2012


1        
NumberTitleIssue Date
8181941Gas bubble storage
A quasi-liquid of gas in bubbles of nanometer-scale, and devices and processes for making the quasi-liquid. A device includes a channel plate (30) through which an operating gas flows to form micrometer-sized bubbles in a liquid. The bubbles are compressed to...
05/22/2012
8113490Wind-water ultrasonic humidifier
A wind-water ultrasonic humidifier includes a housing, a hollow connecting portion, a water circulation system, and a power control box. The water circulation system includes an electric base, a rubber cork plugged into the top of the water circulation system and ha...
02/14/2012
7686285Environmental chamber and ultrasonic nebulizer assembly therefor
An environmental chamber includes an ultrasonic nebulizer assembly for controlling the relative humidity within the chamber. The ultrasonic nebulizer assembly is connected in closed-loop fluid communication with an enclosed chamber of the environmental chamber and i...
03/30/2010
7547004Ergonomically operating portable humidifier
A portable humidifier includes: a bottle for storing water therein, a capillary device immersed in the bottle for capillarily absorbing water as stored in the bottle, an ultrasonic vibrator mounted on a upper portion of the bottle for normally contacting a top wick ...
06/16/2009
7540474UV sterilizing humidifier
A UV sterilizing humidifier includes a water box body provided with a water-storing box bored with a water inlet fixed with a first silica tube connected with one end of a glass tube having another end connected with a second silica tube, which is connected with the...
06/02/2009
7467786Nebulizer for ultrasonic humidifier
Disclosed is a nebulizer mounted to an ultrasonic humidifier. In the nebulizer, a heat sink holder can be directly connected to one side of a bottom plate in the humidifier, by using a flange provided at the upper end portion of the heat sink holder to which a heat ...
12/23/2008
7434791Faucet-based humidifier
A humidifier adapted to be connected directly to a faucet, thereby eliminating the need for a water storage container. The humidifier has a main body, vibrator, pipe, fan, air tunnel, drain pipe, and power source. The main body, which includes openings at different ...
10/14/2008
7367550Peristaltic mixing and oxygenation system
The present invention provides devices and methods for achieving mixing and gas exchange in chambers having a small volume. According to the invention a chamber includes one or more walls that are made of a gas-permeable material and that include multiple portions t...
05/06/2008
7362037Ultrasonic transducer device for humidifier
An ultrasonic transducer device for a humidifier, the humidifier having a vaporizing chamber for producing water vapor or mist, the ultrasonic transducer device comprises: a transducer holder having a central opening formed in a longitudinal direction of the transdu...
04/22/2008
7362964Humidifier with ultraviolet lamp
A humidifier that includes two water reservoir compartments connected via an opening large enough to allow exchange of water between the two compartments, and an ultraviolet lamp that irradiates on the water in the smaller of the two compartments downstream of the l...
04/22/2008
7350773Vortex humidifier
A humidifier which creates a visually entertaining helical flow of mist generally includes a base unit defining a reservoir for holding a quantity of water, a water tank supported on the base unit for supplying water to the reservoir, a humidification device, such a...
04/01/2008
7350961Agitation mixer, pasteurizer, and cleaning device
Dissolution of a raw material, fusion of a raw material, or treatment for enhancing the fluidity of a raw material is completed in a short time by an agitation mixer 10 comprising a casing 20 in which a flow channel allowing the passage of fluid is mou...
04/01/2008
7347889Ultrasonic solution separator
An ultrasonic solution separator including an ultrasonic atomization chamber supplied with a solution containing a target material; an ultrasonic oscillator producing mist from the solution in the ultrasonic atomization chamber with ultrasonic oscillation; a power s...
03/25/2008
7293909Apparatus and method for mixing by agitation in a multichambered mixing apparatus including a pre-agitation mixing chamber
An apparatus for agitation mixing comprises a casing including a flow channel through which fluid passes, an agitation body consisting of a shaft installed in the casing and connected to a motor and an agitation blade mounted on the perimeter of the shaft, a powder ...
11/13/2007
7267766Method and apparatus for aerating a surface layer in a stratified liquid body
A method and apparatus for aerating a surface layer in a stratified liquid body using a depth-adjustable, fine bubble, surface layer aeration unit comprising: a body comprising at least one hollow internal structure;
09/11/2007
RE39671Ultrasonic fog maker and methods of drug delivery and air freshening
An ultrasonic fog generator creates a fog of a liquid such as water. The visual appearance of the fog may be altered such as by being illuminated by one or more lights having one or more colors. Further, the fog may be used to deliver pharmaceuticals to one or both ...
06/05/2007
7219880Safety protection device and control circuit for instantaneous atomization device
An atomization device having a safety protection device and a control circuit includes: a main body, a water tank in which an inspection device component is provided, and an atomization room designed in the main body, under the atomization room an atomization groove...
05/22/2007
7182321Safety device for a humidifier
The present invention is directed to control method for supplying water in a humidifier. In a conventional humidifier, when the water level in the base of the humidifier is lowered to the ON/OFF critical region, with the vibration of the water level, the floating ba...
02/27/2007
7178979Water agitation system for water retention structure
A water agitation system configured to be positioned within a water retention structure configured to receive and retain water, includes a housing having a drive shaft extending downwardly therefrom; at least one upright member connected to a cross beam that is conf...
02/20/2007
7111830Anti-detonation fuel delivery system
A fuel processing device [2] is provided that produces properly sized fuel aerosol particles [5] that when mixed with combustion air, reduces or eliminates detonation (knock) in internal combustion engines thus reducing fuel octane requirements for eng...
09/26/2006
7111829Anti-detonation fuel delivery system
A fuel processing device (2) is provided that produces fuel aerosol particles (5) that when mixed with combustion air, reduces or eliminates detonation (knock) in internal combustion engines, reducing fuel octane requirements and improving burning char...
09/26/2006
7093826Anti-detonation fuel delivery system
A fuel processing device is provided that produces properly sized fuel aerosol particles that when mixed with combustion air, reduces or eliminates detonation (knock) in internal combustion engines thus reducing fuel octane requirements for engines of a given compre...
08/22/2006
7090391Apparatus and method for mixing by agitation in a multichambered mixing apparatus including a pre-agitation mixing chamber
An apparatus for agitation mixing comprises a casing 12 including a flow channel through which fluid passes, an agitation body consisting of a shaft 14 installed in the casing 12 and connected to a motor 18 and an agitation blade 16
08/15/2006
6994328Methods and apparatus for localized delivery of scented aerosols
The present invention provides systems and methods for delivering a controlled amount of scent to a target user. Such methods and systems will preferably provide carefully direct boluses or streams of scent(s) to a single or small group of individual(s) using a bolu...
02/07/2006
6962329Sterile humdifier and method of operating same
A humidifier meters water into a chamber in which it is subjected to ultraviolet light for a predetermined period of time sufficient to destroy microorganisms whereupon the static quantity of water is transferred to a water dispersing unit which discharges the decon...
11/08/2005
6962151Inhalation nebulizer
An inhalation nebulizer (1) includes an aerosol generator (2) that has a diaphragm (22) vibrated by a vibration generator (23). The inhalation nebulizer (1) includes a liquid storage container (21) that is in fluid contact w...
11/08/2005
6957805Gas charging unit of a polyurethane injection molding assembly
A gas charging unit for adding gas to a liquid polyurethane component, in particular a filler-laden polyurethane component of a polyurethane injection molding unit, includes a mixing vessel having an inlet opening and receiving a liquid polyurethane component via th...
10/25/2005
6913251Deep well sparging
Method and apparatus for treating contaminants on a site, especially a deep well site includes delivering a first stream of a first gas to a first port of a laminar microporous diffuser and delivering a second stream of a second gas to a second port of the laminar m...
07/05/2005
6895772Oscillating evaporative cooling device
The invention is directed to an evaporative cooling device including a stand-alone housing that is not connected to any structure. The housing is multi-sided and evaporative pads are placed inside the opening of each of the multi-sides. An electric centrifugal blowe...
05/24/2005
6854718Vaporizer
A vaporizer includes a case covered with a cover, and a vibrator. The case is divided into a liquid room and an air room. The liquid room has a protruding round member formed in the bottom, and the protruding round room has a center hole for receiving the vibrator f...
02/15/2005
6845971Sterile humidifier and method of operating same
A humidifier meters water into a chamber in which it is subjected to ultraviolet light for a predetermined period of time sufficient to destroy microorganisms whereupon the static quantity of water is transferred to a water dispersing unit which discharges the decon...
01/25/2005
6799730Ultrasonic fog maker and methods of drug delivery and air freshening
An ultrasonic fog generator creates a fog of a liquid such as water. The visual appearance of the fog may be altered such as by being illuminated by one or more lights having one or more colors. Further, the fog may be used to deliver pharmaceuticals to one or both ...
10/05/2004
6793205Combined humidifier
Disclosed is a combined humidifier for improving sanitary conditions, which is capable of completely sterilizing bacteria contained in moisture provided to the atmosphere in the form of a cool mist, which is capable of widely spreading the moisture in the air so as ...
09/21/2004
6786474Methods and apparatus for localized delivery of scented aerosols
The present invention provides systems and methods for delivering a controlled amount of scent to a target user. Such methods and systems will preferably provide carefully direct boluses or streams of scent(s) to a single or small group of individual(s) using a bolu...
09/07/2004
6758461Fuel-air mixture apparatus
In a fuel-air mixture device, downstream of a throttle (4) and a fuel introduction device, a block (51) is provided across the primary air passage (2). The block has a plurality of passageways (54) through it for air flow towards an inlet...
07/06/2004
6755398Heated water mist therapy appliance
A heated water mist therapy appliance generates temperature controlled therapeutic mist by applying ultrasonic vibration to temperature controlled (heated) water. The resulting heated water mist may be applied to the skin of the feet or diverted into a flexible cond...
06/29/2004
6736376Anti-detonation fuel delivery system
A fuel processing device is provided that produces properly sized fuel aerosol particles that when mixed with combustion air, reduces or eliminates detonation (knock) in internal combustion engines thus reducing fuel octane requirements for engines of a given compre...
05/18/2004
6736375Apparatus for creating vortex rings in a fluid medium
The invention is a method and apparatus for generating vortex rings in a fluid medium. The apparatus is immersed in a body of water, and an air pump feeds gas in the form of air directly into the base of the apparatus through a gas inlet or the gas is provided from ...
05/18/2004
6726186Apparatus for cleaning and refreshing fabrics with an improved ultrasonic nebulizer
One aspect of the present invention is directed to an ultrasonic nebulizer for use in a portable and collapsible cleaning and refreshing apparatus for treating fabric garments. The ultrasonic nebulizer contains a housing, the housing being divided into at leant two ...
04/27/2004
6708957Moving aerator for immersed membranes
One or more aerators move below an area of an assembly of immersed filtering membranes to be aerated. The movement can take various forms including the sweep of a pendulum. Positions in the assembly of membranes may be alternately aerated for a period of time and th...
03/23/2004
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