Abstract: A wearable belt for supporting a respiratory component is disclosed. The belt includes a first end portion, a second end portion, and an interface portion that includes an inner layer, an outer layer, and a rigid attachment element in contact with the inner layer and the outer layer. The rigid attachment element is configured to mate with a corresponding feature of a respiratory component.

Abstract: A device (100) for applying a microneedle array to a skin surface. The device comprises a base (120) defining a skin contacting plane, an array component having a skin facing side comprising a microneedle array, and at least one connecting member (140) having a first portion affixed through a first hinge (142) to the base and a second portion affixed to the array component. The connecting member has a first equilibrium position with the microneedle array in a recessed position within the device and a second equilibrium position with the microneedle array positioned so as to be able to contact a skin surface.

Abstract: A method of controlling a powered air purifying respirator blower system to deliver a substantially uniform volumetric airflow to a user includes the steps of determining one of (a) ambient air density or (b) ambient air temperature and ambient air pressure, and adjusting an electrical characteristic of the electric motor in response to the determination and the at least two calibration values. The powered air purifying respirator blower system may include a fan powered by an electric motor, the motor being controlled by an electronic control unit for delivering a forced flow of filtered air to a user. In some embodiments, the electronic control unit may be operable to adjust an electrical characteristic of the motor in accordance with a predetermined correlation between the speed of the fan and the applied motor electrical characteristic for a selected substantially uniform volumetric airflow from the fan.

Abstract: The disclosure generally relates to refractive polarization converters, polarized color combiners using the refractive polarization converters, and in particular polarized color combiners using the refractive polarization converters that can be useful in small size format projectors such as pocket projectors. The disclosed refractive polarization converters include at least one birefringent prism that can separate an unpolarized light beam into divergent polarized light beams having orthogonal polarization directions.

Abstract: A filter life sensor assembly within an air handling system is disclosed. The air handling system includes an air flow intake, an air flow exit, and a filter disposed between the air flow intake and air flow exit. The filter sensor assembly comprises a bypass connecting the air flow intake to the air flow exit, a dielectric sensor adjacent the bypass, wherein the dielectric sensor generates an electrical signal in response the air flow passing through the bypass.

Abstract: The disclosed elastic strip includes an elastic substrate and an overlying carrier. The elastic strip allows for controlled stretch of the elastic substrate. After stretching and applying to skin, the elastic strip can pull portions of the adhered skin. Therefore, the elastic strip can be used as a wound closure or as a nasal dilator, for example.

Abstract: A dispenser comprises a body with an outlet, and a closure for the outlet. The closure and the body are pivotally movable relative to each other between an open position in which the outlet is open and a closed position in which the closure closes the outlet. The closure and the body are adapted for locking engagement with each another in the closed position. The closure has a locking member for locking and unlocking the closure and the body in the closed position. A force applied on the locking member for unlocking urges the closure toward the open position. The dispenser preferably facilitates the application of a material to be dispensed to a desired location.

Abstract: A method comprising acquiring amplification data proportional to an amount of nucleic acid present for each of a plurality of PCR cycles includes applying wavelet transformation to the amplification data to determine a PCR cycle corresponding to a point within a growth period of the amplification data, and updating a display A device including a control module, an analysis module and an interface module for initialization of PCR analysis of a nucleic acid sample, receiving amplification data proportional to an amount of nucleic acid present applying wavelet transformation to the amplification data to determine a PCR cycle corresponding to a point within a growth period of the amplification data, and updating a display based on the amplification data is also provided.

Abstract: An eyewear article having a flexing portion including first and second longitudinally disposed ribs is disclosed. In another exemplary embodiment, the flexing portion has a maximum height (H), in a direction parallel to a mid-sagittal plane bisecting the eyewear into imaginary left and right halves, that is greater than 10 mm. The eyewear article of the present invention provides a balance of fit and comfort suitable for a range of user head sizes.

Abstract: Illumination converters that are capable of converting light from one geometrical format to another is provided. In particular, the described illumination converters are capable of converting a circular source such as an LED to a linear source useful in an edgelit waveguide, which can be used in a backlight for a display.

Abstract: A sterilization process challenge device comprising a solid body comprised of walls which define a space, wherein the space can fully contain a sterilization indicator and a volume of gas of at least 5 cubic centimeters and not more than 1000 cubic centimeters; a flow restrictor associated with the solid body such that any flow of the gas out of the space and any flow of a sterilant into the space is restricted; wherein the sterilization indicator indicates whether or not it has been contacted by the sterilant for a time and at a temperature sufficient to sterilize an article; and wherein the walls of the solid body are impervious to the sterilant and have a thickness of at least 0.3 centimeter, methods of using the device and a kit including the device are disclosed.

Abstract: The present invention relates to an electrochemical biosensor electrode strip fabricated by forming a carbon layer on a non-conductive substrate made of polymer material, forming a metal layer containing titanium thereon, and performing patterning.

Abstract: A sheet of sandpaper includes a backing layer having opposed first and second major sides, an adhesive make coat on the second major side, abrasive particles at least partially embedded in the make coat, thereby defining an abrasive surface, and an exposed fibrous non-slip layer on the first major side. Methods of making and using such sandpaper are also provided.

Abstract: A shielded electrical cable includes one or more conductor sets extending along a length of the cable and being spaced apart from each other along a width of the cable. Each conductor set has one or more conductors having a size no greater than 24 AWG and each conductor set has an insertion loss of less than about ?20 dB/meter over a frequency range of 0 to 20 GHz. First and second shielding films are disposed on opposite sides of the cable, the first and second films including cover portions and pinched portions arranged such that, in transverse cross section, the cover portions of the first and second films in combination substantially surround each conductor set, and the pinched portions of the first and second films in combination form pinched portions of the cable on each side of each conductor.

Abstract: Herein are disclosed wall repair compounds comprising at least one or more polymeric binder latex emulsions, one or more inorganic fillers, and comprising an amount of organic polymeric thickener that is less than about 0.1 percent by weight based on the total weight of the wall repair compound. In certain embodiments, the wall repair compound comprises an inorganic filler system selected such that such that synthetic inorganic fillers comprise essentially 100 percent of the inorganic filler used. In certain embodiments, the wall repair compound comprises one or more glycol ether smoothing agents.

Abstract: Light directing film is disclosed. The light directing film includes a first structured major surface and an opposing second major surface. The first structured major surface includes a plurality of unitary discrete structures. Each unitary discrete structure includes a light directing portion that is primarily for directing light and includes a plurality of first side facets. Each first side facet makes an angle with the plane of the light directing film in a range from about 35 degrees to about 55 degrees. Each light directing portion also includes a first base that is defined by the plurality of first side facets and has a first minimum dimension. Each light directing portion also has a first maximum height. Each unitary discrete structure also includes a bonding portion that is primarily for bonding the light directing film to a surface. The bonding portion is disposed on and between the plurality of first side facets and includes a plurality of second side facets.

Abstract: An interdigitated electrode film co-extruded with bus bars for thin film electronics or other devices. First electrode layers are located between first and second major surfaces of the film with a first bus bar electrically connecting and integrated with the first electrode layers. Second electrode layers are located between the first and second major surfaces with a second bus bar electrically connecting and integrated with the second electrode layers. The first electrode layers are interdigitated with the second electrode layers, and insulating layers electrically isolate the first bus bar and electrode layers from the second bus bar and electrode layers. The electrode films include multilayer films with vertical bus bars and multilane films with horizontal bus bars.