Microflow Engineering Sa

Ep Systems Sa

Aptar France Sas

Henkel Ag & Company, Kgaa

Ing. Erich Pfeiffer Gmbh

Syneola Luxembourg Sa

Ep Systems Sa Microflow Division

Microwflow Engineering Sa

Joseph Hess

Amir Feriani

Jean-Paul Sandoz

Philippe Luginbuhl

Raphael Weber

Jean-Marc Flick

Cedric Zaugg

Myriam Muller

Bo Hu

Hu Bo

Bas De Heij

Nicolaas Frans De Rooij

Isabel Ortega

Reiker Canfield

Bart Van Der Schoot

Nico De Rooij

Luciano Cravero

Jacques Achille Blanie

Cédric Zaugg

Stewart Noble

Victor Ques

Philippe Luginb&uuml;hl

Joachim K&ouml;rner

Raphaël Weber

Myrian Muller

Cedric Barraud

C&eacute;dric Barraud

Rapha&euml;l Weber

Cédric Barraud

Jacques Blanié

A volatile liquid droplet dispenser for containing a liquid to be dispensed, with a first substrate having a space for containing the liquid, and having an outlet with at least one outlet nozzle, the first substrate further having the space adjacent to the liquid outlet, to receive the liquid such that the liquid may exit through at least one outlet nozzle of the outlet, a second substrate having a liquid inlet, and an actuating membrane arranged to actuate liquid in the space. The first substrate also has a fluidic channel interconnected to the space and arranged to laterally connect the liquid inlet to the space, thereby conveying the liquid to the space by way of lateral capillary action. The outlet is eccentric to the liquid inlet and in a vertical plane that is substantially the same or lower than the plane of the liquid inlet, depending on the liquid used.

Volatile liquid droplet dispenser device

A respiratory treatment device comprising a self-sensing respiratory treatment device comprising: power supply means; a liquid dispensing element comprising an actuator and a dispensing aperture; electronic control means operable to control said actuator; liquid supply means; valving means; wherein said actuator is operable to execute in itself at least a dispensing function and a detecting function, the detecting function detecting at least characteristics external to the self-sensing respiratory treatment device and causing said actuator to generate a command signal, and wherein said electronic control means is operable to control said valving means and said actuator based on the reception of said command signal, wherein said actuator is a piezoelectric actuator, and the respiratory treatment degvice further comprising: a mouthpiece, and a fluidic interface, wherein said electronic control means and said piezoelectric actuator being arranged to detect a breathing pattern of a user through said mouthpiece.

Self-sensing respiratory treatment device

A self-sensing dispensing device comprising: power supply means, a liquid dispensing element comprising an actuator and a dispensing aperture through which liquid is to be dispensed by activation of the actuator, electronic control means operable to control said actuator, liquid supply means for connecting with a liquid reservoir to supply liquid to said liquid dispensing element, valving means for allowing or blocking liquid to flow from said reservoir to said liquid dispensing element, wherein said actuator is operable to execute in itself at least a dispensing function and a detecting function, the detecting function detecting at least characteristics external to the self-sensing dispensing device and causing said actuator to generate a command signal, and wherein said electronic control means is operable to control said valving means and said actuator based on the reception of said command signal.

Self-sensing dispensing device

The present liquid dispenser comprising a self-sensing dispensing device, fabric softener comprising a power supply means; a liquid dispensing element comprising an actuator and a dispensing; electronic control means operable to control said actuator; liquid supply means; valving means for allowing or blocking liquid to flow from said reservoir through said liquid supply means to said liquid dispensing element, wherein said actuator is operable to execute in itself at least a dispensing function and a detecting function, the detecting function detecting at least characteristics external to the self-sensing dispensing device and causing said actuator to generate a command signal, and wherein said electronic control means is operable to control said valving means and said actuator based on the reception of said command signal; wherein said electronic control means and said piezoelectric actuator are arranged to detect presence or movement of an object in the proximity of said piezoelectric actuator.

Self-sensing dispensing device for a cleaning solution or fabric softener

Volatile liquid droplet dispenser device, comprising: a first substrate having a space for containing liquid, and liquid outlet means for ejecting liquid from the device, the space arranged proximate to the liquid outlet means so liquid may exit the space by traversing the liquid outlet means, a second substrate comprising a support for receiving and holding the first substrate, and a vibrating element arranged to actuate liquid in the space so liquid undergoes vibration and contacts the liquid outlet means thereby exiting the device as a liquid droplet spray, wherein the liquid outlet means comprises a perforated nozzle membrane having a plurality of outlet nozzles, and an actuating element arranged between the vibrating element and the first substrate, and a sealing element arranged between the actuating element and the first substrate, wherein the actuating element and the sealing element are arranged to transmit ultrasound energy to liquid in the space.

A volatile liquid droplet dispenser device includes: a first substrate () having a space () for containing a liquid substance, and having liquid outlet means () for ejecting the liquid substance; a second substrate () having a liquid inlet means () for allowing the liquid substance to enter said device; an actuating element () arranged to actuate the liquid substance so as to exit the device as a liquid droplet spray, wherein the liquid outlet means () of the first substrate comprises a perforated nozzle membrane () having a plurality of outlet nozzles, and wherein the first substrate () contains at least one fluidic capillary priming channel () arranged to receive liquid substance from the space () so as to fill the channel such that the liquid substance is in close proximity to the outlet nozzles for priming the liquid substance for ejection through the nozzle membrane.

A nebulizer comprising a main body, an atomizer, and a vibrating element. The atomizer comprises a substrate, a main recipient supported by the substrate for containing liquid and having surfaces delimiting the liquid reservoir, and a dosing reservoir arranged on the main recipient so as to delimit a predetermined amount of liquid to be expelled. The dosing reservoir comprises a hollow section defining the predetermined amount of liquid, a solid section, a central section, an orifice membrane plate, and a fluidic channel arranged in-between a bottom surface of the solid section and the flat top surface of the main reservoir so as to create a capillary communication between the hollow section and the orifice membrane plate.

Nebulizer

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, and with two peripheral projections that are spaced apart and that extend downward from the plate towards the reservoir body, projections for contacting inner and outer walls of the reservoir neck, and a second projection for contacting an outer wall of the reservoir neck, the bottom part having wick supporting arms that extend downwards and have flexible end portions projecting inwardly towards the center of the reservoir opening. The wick is step-shaped with a larger diameter part, and a smaller diameter part; the interface between them defines a shoulder which is supported and held in place by the flexible end portions of the supporting arms.

Wicking apparatus for liquid droplet spray device

A multilevel semiotic and fuzzy logic user and metadata interface means includes: an interactive user interface means comprising at least one multilevel semiotic means addressable by a user and a fuzzy logic descriptor set module for storing multiple fuzzy logic descriptor sets; a metadata layer for linking said multilevel semiotic means to interactivity points present in content of the multimedia representation and defined by the metadata layer such that each level of each of the multilevel semiotic means identifies an interactivity point in the content and allows by selection of the interactivity point to perform a selectively varying content manipulation and to receive a resulting interactive presentation of content according to the selection: and a user control device for addressing the multilevel semiotic means.

Multilevel semiotic and fuzzy logic user and metadata interface means for interactive multimedia system having cognitive adaptive capability

The invention concerns a liquid droplet spray device for atomising a liquid substance, Its housing consists of a at least a first substrate (), a space () within the housing for containing the supplied liquid substance, an outlet means arranged in the first substrate () and comprising at least one outlet nozzle () and at least one output channel (), said output channel () having straight side-walls, and a vibrating element () for vibrating the liquid so as to eject it. According to the present invention, each output channel () has a stepped shape having a lower portion () and an upper portion (), the lower portion being arranged adjacent the space () and being of larger diameter than the upper portion (). The outlet nozzle () of each output channel is straight and does not show notching effects. The invention also concerns a method of manufacturing such device using a differential etching technique to obtain the stepped shape output channel without notching effects on the outlet nozzle.

Method of manufacturing a liquid droplet spray device and such spray device

The present invention concerns a liquid droplet spray system for atomizing a liquid substance, comprising: a support having a central aperture (), a liquid droplet spray device in which a space is provided, the space being arranged to receive the liquid substance, and including a nozzle body () covering the space such that the liquid substance may exit the space of the device by traversing the nozzle body () and the system by traversing the central aperture () of the support, a reservoir () for containing the liquid substance.

Liquid droplet plug and spray system

A method of controlling evaporation of droplet cloud resulting from nebulization of a liquid expelled from a liquid droplet spray device is disclosed, wherein the liquid droplet spray device comprises a reservoir containing liquid, a perforate membrane plate, a fluid interface for feeding liquid from the reservoir to the membrane plate, an ultrasound generating mechanism for acting on the supplied liquid to cause it to be expelled as a spray of droplets through orifices of the membrane plate, and an electronic control device for controlling activation of the ultrasound generating mechanism.

Method and device for nebulising high-viscosity liquids with minimal fallback

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, and with two peripheral projections that are spaced apart and that extend downward from the plate towards the reservoir body, projections for contacting inner and outer walls of the reservoir neck, and a second projection for contacting an outer wall of the reservoir neck, the bottom part having wick supporting arms that extend downwards and have flexible end portions projecting inwardly towards the centre of the reservoir opening. The wick is step-shaped with a larger diameter part, and a smaller diameter part: the interface between them defines a shoulder which is supported and held in place by the flexible end portions of the supporting arms.

Adaptive piezoelectric actuator control system, including:

Adaptive piezoelectric actuator control system

The invention concerns a Liquid droplet plug & spray system for atomising a liquid substance and comprising a liquid droplet spray device including a housing in which a space is provided for receiving a liquid substance, a reservoir for containing said liquid substance, a fluidic interface for connecting said reservoir to said space in said housing thereby conveying liquid substance contained in said reservoir to said space by way of capillary action, a valve arranged between said reservoir and said fluidic channel for controlling access of said liquid substance from said reservoir to said fluid channel, an electromechanical actuation means for actuating the liquid substance in said space such that the liquid substance undergoes a vibration and is expelled as a liquid droplet spray, and electronic control means for controlling said electromechanical actuation means, wherein said liquid droplet spray system consists of two parts, a first, disposable part in which said reservoir and said valve are arranged, and a second, non-disposable part in which said liquid droplet spray device, said electromechanical actuation means, said electronic control means and said liquid channel are arranged such that said reservoir does not directly contact said liquid channel, said valve ensuring that said first, disposable part is liquid tight when not in use.

Growing community of inventors

Bevaix, Switzerland

Joseph Hess