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| Number | Title | Issue Date |
| 8177142 | Method and apparatus for an improved aerosol generator and associated uses and equipment The invention is an apparatus and methods for optimizing the performance and protecting one or more aerosol generating transducers from deterioration while operating in a chemically reactive aqueous solution by utilizing one or more protective barrier techniques to ... | 05/15/2012 |
| 8104693 | Multilayer piezoelectric element, injection device and fuel injection system using the same, and method of manufacturing multilayer piezoelectric element A multilayer piezoelectric element is provided which has excellent durability even if it is continuously driven for a long period of time under high temperature and high humidity. The multilayer piezoelectric element has a laminated body that a plurality of piezoele... | 01/31/2012 |
| 8100346 | Piezoelectric actuator with multi-function spring and device using same A piezoelectrically actuated device includes a body, a valve disposed within the body and an actuator for the valve, the actuator including a casing coupled with the body and a piezoelectric element disposed within the casing The actuator further includes a multi-fu... | 01/24/2012 |
| 8083157 | System and method for mounting synthetic jets A system and method for the packaging of a synthetic jet actuator is disclosed. A synthetic jet actuator is provided that includes a first plate, a second plate spaced apart from the first plate and arranged parallelly thereto, and a housing positioned about the fir... | 12/27/2011 |
| 8074895 | Fuel injection and mixing systems having piezoelectric elements and methods of using the same A fuel injection and mixing system is provided that is suitable for use with various types of fuel reformers. Preferably, the system includes a piezoelectric injector for delivering atomized fuel, a gas swirler, such as a steam swirler and/or an air swirler, a mixin... | 12/13/2011 |
| 8074896 | Method and apparatus for optimizing aerosol generation with ultrasonic transducers The invention is an apparatus and methods for optimizing the performance and protecting one or more aerosol generating transducers from deterioration while operating in a chemically reactive aqueous solution by utilizing one or more protective barrier techniques to ... | 12/13/2011 |
| 8061629 | Spray device having a piezoelectric element, and use thereof in cosmetology and perfumery Spray device comprising a piezoelectric element, a sonotrode having a base coupled to the piezoelectric element, and a tube extending as far as a horn, a drive circuit for vibrating the piezoelectric element, and a feed device for bringing the product to be sprayed ... | 11/22/2011 |
| 8038080 | Fuel injector for an internal combustion engine A fuel injector for an internal combustion engine, particularly of inwards or outwards opening needle injector type, includes an injector body, e.g., forming a nozzle ending in an injection office, a mechanism for closing off the injection orifice of the injector bo... | 10/18/2011 |
| 8038079 | Injection system and a method for producing an injection system An injection system for injecting fuel has: a housing for containing the fuel, with a first and second aperture, a piezo actuator having a first and second face plate aperture, a controllable piezo stack arranged b... | 10/18/2011 |
| 8016209 | Liquid droplet plug and spray system The present invention concerns a liquid droplet spray system for atomizing a liquid substance, comprising: a support having a central aperture (27), a liquid droplet spray device in which a space is provided, the space being arranged to receive the liquid sub... | 09/13/2011 |
| 8006917 | Method and apparatus for reducing acoustic noise in a synthetic jet A synthetic jet includes a first backer structure and a first actuator coupled to the first backer structure to form a first composite unit. The synthetic jet also includes a second backer structure, and a second actuator coupled to the second backer structure to fo... | 08/30/2011 |
| 8006918 | Alternating current powered delivery system An air treatment device having a piezoelectric actuator powered by a transformer. The transformer has dual inputs comprising oppositely wound coils and input power signals 180 degrees out of phase. This arrangement provides a stronger drive signal to the actuator. | 08/30/2011 |
| 7992800 | Nebulization apparatus with a packaging and fixing structure A nebulization apparatus with a packaging and fixing structure includes a piezoelectric driving device, an adhesive agent, a nebulization plate, a packaging layer and a fixing base. A ditch at the piezoelectric driving device is provided for filling an adhesive agen... | 08/09/2011 |
| 7992801 | Aromatic nebulizing diffuser An aromatic nebulizing diffuser includes a base panel, an electric fan, a power control unit, a lower housing, a fluid container that has bottom mounting rods detachably plugged into respective tubular upright posts of the base panel to facilitate cleaning work, a w... | 08/09/2011 |
| 7988068 | Liquid ejection head The liquid ejection head comprises: a pressure chamber which is connected to a nozzle; a diaphragm which constitutes one face of the pressure chamber; and a piezoelectric element which deforms the diaphragm for ejecting liquid inside the pressure chamber through the... | 08/02/2011 |
| 7975938 | Coating system Disclosed is a coating system for the selective application of coatings to substrates to apply a uniform coating to selected areas of the substrate without the need for masking. The system comprises a first coating applicator for coating large areas of the substrate... | 07/12/2011 |
| 7963460 | Detachable aromatic nebulizing diffuser A detachable aromatic nebulizing diffuser includes a base panel, an electric fan, a fluid container, an ultrasonic oscillator, a power jack, a water baffle, a lower housing and a top cover. The ultrasonic oscillator oscillates ultrasonic waves to cause an aromatic f... | 06/21/2011 |
| 7950595 | Wicking apparatus for liquid droplet spray device This wicking apparatus includes a liquid reservoir, a wick holder, and a wick. The wick holder has a top part for fitting on the reservoir neck and a bottom part for insertion into the reservoir opening, the top part being plate-formed with a central opening,... | 05/31/2011 |
| 7950594 | Mechanical and ultrasound atomization and mixing system An ultrasound apparatus capable of mixing and/or atomizing fluids is disclosed. The apparatus includes a horn having an internal chamber, containing at least one free member, through which fluids to be atomized and/or mixed flow. Connected to the horn's proximal end... | 05/31/2011 |
| 7950596 | Distributed stiffness biasing spring for actuator system and fuel injector using same A fuel injector includes a fuel injector body defining a fuel inlet and at least one fuel outlet, a valve having a first valve state and a second valve state and an actuator for the valve. The fuel injector includes a biasing spring including a cylindrical rolled sh... | 05/31/2011 |
| 7934666 | Method of generation of pressure pulsations and apparatus for implementation of this method An acoustic generator of pressure pulsations includes a cylindrical waveguide which is caused to vibrate at a low amplitude by an electromechanical transducer. The vibration of the cylindrical waveguide creates low amplitude pressure pulsations in an acoustic chambe... | 05/03/2011 |
| 7934665 | Ultrasonic spray coating system Disclosed is an ultrasonic spray coating system comprising an ultrasonic spray head with integrated fluid delivery system (IFDS), which consists of an ultrasonic transducer with a spray forming tip, an ultrasonic generator, an external liquid applicator, a precision... | 05/03/2011 |
| 7926738 | Liquid nebulization system Disclosed is a liquid nebulization system comprising a power supply unit, a signal generating unit, a liquid storage unit and a nebulizing unit. The signal generating unit receives power from the power supply unit to generate a main signal and at least an auxiliary ... | 04/19/2011 |
| 7891580 | High volume atomizer for common consumer spray products A high volume piezoelectric atomizer for use with common consumer spray products is disclosed. The piezoelectric atomizer may include an actuator, a substrate and a supply of a liquid product to be dispensed. The substrate may include a plurality of tapered perforat... | 02/22/2011 |
| 7886993 | Injection valve An injection valve for injecting fuel comprises a valve housing (1) inside of which a drive unit (15) controls the movement of a valve needle (5) that is pretensioned by a spring (11). The injection valve also comprises a main chamber ( | 02/15/2011 |
| 7871016 | Method and apparatus for an improved aerosol generator and associated uses and equipment The invention is an apparatus and methods for optimizing the performance and protecting one or more aerosol generating transducers from deterioration while operating in a chemically reactive aqueous solution by utilizing one or more protective barrier techniques to ... | 01/18/2011 |
| 7861944 | Jets device A jet device is provided in the present invention. The jet device includes a chamber having a nozzle and a lateral channel, wherein the lateral channel is disposed along the outer side of a first side of the chamber, the nozzle is disposed at one end of the lateral ... | 01/04/2011 |
| 7854394 | Timed aerosol fragrance dispenser for forced-air duct installation A timed aerosol fragrance dispenser includes a housing containing a programmable microprocessor, a low-voltage DC power source, a piezoelectric assembly for spraying timed bursts of fragrance, and circuitry for activating the piezoelectric assembly, and a magnetic r... | 12/21/2010 |
| 7837129 | Metering device A metering device for dispensing a medium to an environment is provided. The metering device includes a housing, a shallow metering chamber within the housing which is of planar design and is essentially closed off from the environment by wall sections, a first medi... | 11/23/2010 |
| 7832658 | Liquid repellent structure, method of producing the same, liquid ejection head and protective film The liquid repellent structure includes a support, and a honeycomb-patterned film and a coating film on the honeycomb-patterned film or a liquid repellent film. The method of producing the structure applies a solution of an organic compound in an organic solvent ont... | 11/16/2010 |
| 7828228 | Fuel injection apparatus An inflection point sensing arrangement of an electronic drive unit, which drives a fuel injection valve, senses an inflection point in a pressure-changing process of the pressure in the control chamber. A charging and discharging condition changing arrangement of t... | 11/09/2010 |
| 7819337 | Piezo injector and piezo injector system The piezo injector includes a piezo element expanding when electrical charges supplied from an external DC source are accumulated therein, and contracting when the electrical charges are discharged therefrom, an open/close valve opening and closing in accordance wit... | 10/26/2010 |
| 7810743 | Ultrasonic liquid delivery device An ultrasonic liquid delivery device has an elongate housing with an internal chamber, an inlet in fluid communication with the internal chamber of the housing, and an outlet in fluid communication with the internal chamber of the housing. An elongate ultrasonic wav... | 10/12/2010 |
| 7810742 | Ultrasonic fog generator An ultrasonic fog generator including a container including therein an ultrasonic nebulizer and a liquid, the ultrasonic nebulizer operative to vibrate at very high frequencies and thereby break down the liquid into a fog including tiny vapor particles, the containe... | 10/12/2010 |
| 7793863 | Fuel injector for an internal combustion engine In the case of a fuel injector comprising an injector housing arrangement (44, 46) which accommodates a piezo-drive, whereby the piezo-drive has a piezo-actuator which is accommodated in a piezo-housing arrangement that has a cover arrangement (12, 14)... | 09/14/2010 |
| 7784712 | Micro-droplet generator A micro-droplet generator comprises a main body, having a chamber accommodating liquid to be sprayed and a lateral opening, a spraying plate, placed in the opening and having a plurality of spraying holes as well as an inner side, a vibrating element, glued on the s... | 08/31/2010 |
| 7784713 | Fuel injection valve A fuel injection valve includes a body having a high pressure fuel passage and a nozzle hole, which is connected to the passage, a nozzle needle opening/closing the hole and having a needle piston part, a piezo stack extended when the stack is charged and contracted... | 08/31/2010 |
| 7780095 | Ultrasound pumping apparatus The present invention relates to an apparatus utilizing ultrasonic vibrations to force movement of protrusions to spray a fluid. The apparatus includes a horn with an internal chamber. Within the internal chamber of the horn are protrusions extending from a wall of ... | 08/24/2010 |
| 7775459 | Liquid atomizing device with reduced settling of atomized liquid droplets A liquid atomizing device for dispensing liquid droplets includes a container for holding a liquid, the container having a porous wick positioned to communicate the liquid from the container, and an orifice plate with apertures, the orifice plate being vibrated by a... | 08/17/2010 |
| 7762478 | High speed gasoline unit fuel injector A gasoline unit injector includes a high speed, high force actuator such as a magnetrostrictive or piezoelectric actuator. The actuator operates a positive displacement diaphragm pump. The pumping volume is isolated from a supply rail by an inlet check valve, and is... | 07/27/2010 |
