The disclosure concerns a perforated plate for an application device for application of a fluid to a component, preferably a motor vehicle body and/or an attachment for this. The perforated plate comprises at least four through-holes for passage of the fluid, wherein the through-holes are assigned to a nozzle row with a central region and two edge regions and are spaced apart from each other by hole spacings, wherein the at least one outermost hole spacing of the nozzle row in at least one edge region is larger than at least one hole spacing in the central region. The disclosure also comprises an application device and an application method with such a perforated plate.

The disclosure relates to a perforated plate for an application apparatus for the application of a fluid onto a component, preferably a motor vehicle bodywork and/or an add-on part therefor. The perforated plate comprises at least three through-holes for the passage of the fluid, wherein the through-holes are assigned to a row of nozzles with a central region and two edge regions, wherein the at least one outermost through-hole in at least one edge region has at least one reference opening diameter that is smaller than at least one reference opening diameter of at least one through-hole in the central region. The disclosure also relates to an application apparatus and an application method with such a perforated plate.

A droplet delivery device includes a housing with a mouthpiece port or outlet from a nasal device for releasing fluid droplets, a fluid reservoir, and an ejector bracket having a membrane positioned between a mesh with a plurality of openings and a vibrating member that is coupled to an electronic transducer, such as an ultrasonic transducer. The transducer vibrates the vibrating member which causes the membrane to push fluid supplied by the reservoir through the mesh to generate droplets in an ejected stream released through the outlet.

There is disclosed an aerosol delivery device. The aerosol delivery device includes a first aerosol first aerosol sized for pulmonary penetration; and a second aerosol sized to inhibit pulmonary penetration. The second aerosol is transmissible within at least one of: a mammalian oral cavity and a mammalian nasal cavity, and the second aerosol comprising an active component for activating at least one of: one or more taste receptors in said oral cavity and one or more olfactory receptors in said nasal cavity. The second aerosol generator includes a Venturi aperture to generate the second aerosol. There is disclosed a consumable for a substitute smoking device and a substitute smoking system. The consumable includes an airflow passage between an upstream inlet of the consumable and a downstream outlet of the consumable. The consumable also includes a porous member for passive aerosol generation. The airflow passage is constricted by the porous member to form a narrowed portion of the airflow passage. In another embodiment, the consumable also includes an inner porous member (315) for passive aerosol generation. The airflow passage has an annular portion surrounding at least a portion of the porous member. In another embodiment, a portion of the airflow passage is located between a porous surface of the porous member and an opposing airflow passage wall. A minimum distance between the porous surface of the porous member and the opposing airflow passage wall is less than 1000 microns. In another embodiment, the consumable also includes a porous member (315) for passive aerosol generation located within the airflow passage. The porous member is tapered along a longitudinal axis of the consumable. In another embodiment, the consumable has a longitudinal axis and includes an airflow passage (308) between an upstream inlet of the consumable and a downstream outlet of the consumable. The consumable also includes a porous member (315) for passive aerosol generation. A longitudinal cross section of the airflow passage includes an inclined portion forming a passage angle with the longitudinal axis of the consumable. The passage angle is greater than zero degrees and less than 90 degrees and a wall of the inclined portion is formed from a porous surface (318) of the porous member. In another embodiment, the consumable includes an active aerosol generator (304) for generating a first aerosol from a first aerosol precursor (310), and a passive aerosol generator (305) for generating a second aerosol from a second aerosol precursor (316). In another embodiment, the consumable also includes an aerosol generator

Disclosed is a nebulization device with a spray orifice plate including an energy transfer element, a spray orifice plate and a driving element. The energy transfer element has at least one first penetrating hole for inputting a liquid from a side and the spray orifice plate is installed on at least one side of the energy transfer element for sealing the first penetrating hole, and the energy transfer element supports the spray orifice plate, and the spray orifice plate has at least one stepped orifice formed at a position corresponding to the first penetrating hole and serves as a transportation channel of the liquid, so that the liquid can be temporarily stored in the stepped orifice and sprayed out through the through hole after vibration and nebulization in order to improve the nebulization effect significantly.

The present invention relates to devices and methods for coating surfaces including surfaces of medical devices, in particular the coating of microprojections on microprojection arrays. The present invention also relates to print head devices and their manufacture and to methods of using the print head devices for manufacturing articles such as microprojection arrays as well as to coating the surfaces of microprojection arrays. The present invention also relates to high throughput printing devices that utilize the print heads of the present invention.

A nozzle plate (201) for use in a liquid droplet production apparatus and such apparatus, the nozzle plate comprising a flexible substrate having a linear array of nozzles that extend through said plate, said nozzles being arranged in at least one line, forming thereby a nozzle-bearing region, wherein the substrate is curved so as to impart an increased longitudinal stiffness to it. The apparatus comprises a piezo actuator (202, 203), which may have slots (211) separating fingers acting on the nozzle plate (201). The nozzle plate may be separable form the actuator.

A cartridge configured to be releasably connectable with a housing is provided. The cartridge has a reservoir for containing a fluid composition. The reservoir includes a top surface, a bottom surface vertically opposing the top surface, and a sidewall that joins the top and bottom surfaces. The reservoir also includes a sponge disposed within the reservoir and a microfluidic die disposed adjacent to the sidewall. The fluid composition is gravity fed from the reservoir to the microfluidic die. The microfluidic die is configured to dispense the fluid composition in an upward dispensing direction in opposition to the force of gravity. The microfluidic die may be disposed at an acute angle from the interior of the cartridge and relative to the bottom surface of the reservoir.

A cartridge that is releasably connectable with a housing of a microfluidic delivery device is provided. The cartridge has a reservoir for containing a fluid composition and a microfluidic die in fluid communication with the reservoir. The microfluidic die is configured to dispense substantially all of the fluid composition in a horizontal direction or downward direction relative to horizontal. The cartridge also includes an air flow channel disposed below the reservoir. The air flow channel extends from a fan to an air outlet. The air flow channel comprises a first region disposed adjacent to a fan, a second region disposed adjacent to the air outlet, and a third region joining the first and second regions. At least the second region is angled upward to the air outlet, relative to horizontal.

A microfluidic delivery device is provided. The microfluidic delivery device includes a housing electrically connectable with a power source. A cartridge is releasably connectable with the housing. The cartridge has a reservoir for containing a fluid composition and microfluidic die in fluid communication with the reservoir. The microfluidic die is configured to dispense substantially all of the fluid composition in an upward direction relative to horizontal. The microfluidic delivery device also includes a fan that is connected with the housing. The fan is configured to generate air flow that converges with and redirects the fluid composition dispensed from the microfluidic die in a first direction to a second direction that is different from the first direction.