Abstract: A volatile composition dispenser includes a housing having opposing first and second walls that are joined along their peripheries to one another. The first wall has an aperture and the second wall has a plurality of apertures. Within the housing, rests a volatile composition cartridge and a gap, which exists between the cartridge and a bottom surface of the housing, wherein said bottom surface is formed from a joinder of a base portion of one or both of the first and second walls, and wherein, upon activation, the exposure percentage of the dispenser is from about 40% to about 90%; wherein at least about 60% of the total surface area of the plurality of apertures results from individual apertures of said plurality that each have an area of at least 30 mm2 and an aspect ratio of at least about 1:2.

Abstract: A package system is provided that includes a main body having a bilayer thermoplastic laminated film structure including a first layer and a second layer with an adhesive layer disposed between the first layer and the second layer. The main body can further include an array of holes and a removable panel disposed on the array of holes. The removable panel can include a plurality of cutouts, where each one of the cutouts corresponds to one of the holes. The removable panel can be configured to be selectively pulled off the main body.

Abstract: A fragrance delivery system comprising at least one cartridge containing solid elements loaded by adsorption of an olfactory composition and opened by a grid having holes, the cross-section of which is smaller than the cross-section of the solid elements, wherein the solid elements are made of a polymer ensuring a natural delivery of the fragrances for a period of 6 to 18 months, and in that the cartridge is mounted on a cartridge holder holding the cartridge and connected to a mounting base on a fixed portion by an unstable linkage capable of ensuring an oscillating movement of the cartridge holder around a reference position.

Abstract: A portable deodorizing apparatus having: a housing with first and second releasably joinable parts; and a deodorant source. The first housing part has a first connector and the second housing part has a second connector. The connectors are configured to be: a) engaged so as to thereby maintain the first and second housing parts in an operative relationship as an incident of relatively moving the first and second housing parts from a starting relationship into the operative relationship; and b) disengaged as an incident of relatively moving the first and second housing parts with the first and second housing parts in the operative relationship, so as to thereby allow the first and second housing parts to be changed from the operative relationship into the starting relationship. With the first and second housing parts in the operative relationship, the deodorant source is maintained in an operative position wherein deodorant is diffused into a space within which the deodorizing apparatus is placed.

Abstract: An aerosol-generating system is provided, including a heating element including a plurality of wires that are twisted together; and a capillary body, the capillary body being wound around the heating element. A method of manufacturing an aerosol-generating device is also provided, including providing a capillary body; twisting a plurality of wires together to form a heating element; and winding the capillary body around the heating element. The aerosol-generating system is advantageous in that the manufacturing process can be a fast and robust. The heater can be formed with high precision and consistency. Further, the heater and wick assembly are mechanically robust, allowing manual or automatic handling without affecting its dimensions. This allows for a consistent quality of production.

Abstract: A component for a vehicle interior configured to dispense scent in a vehicle interior is disclosed. The component may comprise a scent-dispensing apparatus comprising a module configured for at least one scent-dispensing cartridge (removable/replaceable) containing scent media. An actuator may be configured to operate the module in a bypass mode or for selection/actuation of a cartridge. A selected cartridge may be actuated from a sealed state to prevent airflow through scent media to an unsealed state to allow airflow across/through scent media and into the vehicle interior. The actuator may comprise a mechanism (e.g. slider, cam mechanism); each cartridge may comprise a valve mechanism actuated by the actuator; each mechanism may comprise a spring. The module may comprise a fan to provide airflow. The component may provide a user interface. The component may comprise a console, overhead console, floor console, center console, etc.

Abstract: A composition for an air freshener system including a 100% natural mixture of essential oil and one or more diluents that is adapted to have a longevity of between fifteen to forty days and include a flash point for the blend that is high enough that the blend remains effective for the desired period of time and slows the consumption of the essential oil and provides a consistent weight loss over the course of the air freshener system's consumption of the oil mixture.

Abstract: An air cleaner is provided that may include a case including a first suction inlet, the case having a cylindrical or cone shape; a fan housing provided inside of the case, the fan housing accommodating a fan therein; a filter provided at a suction side of the fan, the filter filtering foreign materials in air which is suctioned through the first suction inlet; and a housing suction flow path formed between an outer surface of the fan housing and an inner surface of the case, the housing suction flow path allowing air which is suctioned through the first suction inlet to flow toward and through the filter. The housing suction flow path may include a first flow path inlet having a predetermined first width, and a second flow path inlet through which air having passed through the first flow path inlet flows, the second flow path inlet having a second width greater than the first width.

Abstract: An example embodiment of a volatile substance diffuser comprises a housing defining a housing axis; and a component carrying a volatile substance. The component defines an air passageway there through. The component is secured to an inner surface of the housing. The air passageway defines an air passageway axis and the housing axis and the air passageway axis are approximately parallel. In an example embodiment, the volatile substance diffuser further comprises a clip secured to the housing and configured to removably secure the volatile substance diffuser to a slat of an air vent (e.g., an automobile air vent, building air vent, and/or the like).

Abstract: An aroma diffuser structure includes a base, a holding member, a frame, an adjusting member, and an aroma diffuser. The holding member is mounted on the base and has a screw hole. The frame is mounted on the holding member and has an upper portion provided with a first magnetic member. The adjusting member has an external threaded section extending through the frame and screwed through the screw hole of the holding member. The aroma diffuser has a plurality of air vents. The aroma diffuser is rotatable on the adjusting member and has a top provided with a rotation shaft which is provided with a second magnetic member magnetically attracted with the first magnetic member.

Abstract: A deodorizing attachment for a fan includes a plate having an adhesive backing and a plurality of open-faced cups being disposed upon a face opposite the backing. Each cup has a mesh cover with each cup being configured to removably secure a unit of an air freshener.

Abstract: A volatile material dispensing system (100) includes a base (104) and a refill (102) attached to the base (104). The refill (102) includes a substrate (108) having a volatile material thereon. The dispensing system (100) further includes a cover (106). In an inactive state, the refill (102) is compressed within the cover (106) and the cover (106) is attached to the base (104) and in an active state, the cover (106) is removed from the base and the refill (102) automatically expands such that the volatile material is released from the substrate (108) and into the ambient environment.

Abstract: An air germicidal treatment device and system for removing or eliminating unwanted pathogens or bacteria in an airstream is shown. The device or system has a removable irradiation chamber that divides an interior area of the device into an air pre-chamber area, an air post-chamber area and an irradiation area therebetween. The removable irradiation chamber is generally trapezoidal in shape and has end walls that are inclined with respect to an interior divider wall.

Abstract: A pouch filled with a fragrance material has a proximal end of a strap joined thereto. A first fastener is appended on a rear face of the strap, at or near the proximal end. A second fastener is appended on the rear face of the strap at or near the distal end of the strap. Preferably, a third fastener is on or appended to a rear face of the pouch. The second fastener, such as a male snap fastener, is removably joinable to either the first fastener to form a loop in the strap or to the third fastener so that the rear face of the strap faces the rear face of the pouch. The pouch may be suspended from a mounting structure, such as a neck of a rear-view mirror of an automobile, by the strap in either configuration.

Abstract: An aromatherapy device may define a plurality of wells arranged in an array to be filled with fluid as scented pairs such that two adjacent wells may be positioned beneath nostrils of a user while resting a portion of the device against the upper lip. The wells may be formed in respective cylinders positioned between the portion of the device that is designed to rest against the lip. There may be a plurality of wells that face a first direction and that face an opposite second direction. The wells may be similar shaped and sized so as to receive similarly viscous fluids therein having different scents associate therewith. The viscosity of the fluids should be high enough to resist the pull of gravity and preclude the fluid from flowing out of the well when the device is positioned upside down and some of the wells are, at least temporarily, downwardly facing.

Abstract: An air circulator includes an airflow guiding housing and a power assembly. The power assembly is disposed in said airflow guiding housing which sequentially has a purifying chamber and a guiding chamber from bottom to top. The power assembly is operated to drive air to flow into the purifying chamber through an air inlet formed on a bottom peripheral side of the airflow guiding housing radially and deliver along an airflow channel inside the airflow guiding housing. The airflow channel further has an airflow turning portion in the purifying chamber to drive the air in the purifying chamber to turn from a radial direction to and an upward direction to flow into the guiding chamber and discharge out through an air outlet formed on top of the airflow guiding channel upwardly, outwardly and helically.

Abstract: A pre-baited consumer bait station for rodents which is gnaw resistant and has other design features to make the bait station resistant to rodenticide access by children, dogs, other pets, domestic animals, and nontarget wildlife. An injection molded translucent cover is permanently locked to a base about the cover's edges and center by elastic actuated hooks which engage receptacles on the base. The cover forms a labyrinth joint with a peripheral wall of the base. Double walls on exterior portions of the peripheral wall strengthen the walls where they form part of a closely confining bait receptacle which surrounds a bait block on portions of all sides. Circuitous internal passageways limit access to the bait. An interior wall extends to support the cover center.

Abstract: A holding device for an air freshener includes a hanging member and a base member. The hanging member includes a rack and a belt. The rack includes two separate hooks arranged in parallel with a reinforcing beam in between. The hooks have their front ends extended downward into two columns, and bended perpendicularly forward and joined into a bottom ring. A top ring is perpendicularly welded to the columns above the bottom ring. The belt has a ring and two belt pieces, and each belt piece is extended from the ring and a buckle at an outer end of the belt piece. The base member includes a cup and an L-shaped seat with a planar element and a wall element. The planar element has a central through opening, and the cup is joined to the planar element from below and exposed by the through opening.

Abstract: A fragrance dispenser comprises a ceramic outer shell containing a gel composition. The ceramic can be greenware, and can be impregnated with a fragrance, such as in the form of a volatile oil. The gel composition can contain fragrance or deodourisers that can diffuse out of the gel and infuse the surrounding ceramic, from which it can be released into the air. The ceramic cartridge can have indentations to allow it to be retained in a desired location; these can permit the attachment of a plastic mounting clip having a plurality of flexible arms that slot into the indentations to grip and hold the cartridge in place. This mounting clip could then be used to attach the cartridge to suitable surfaces such as a bathroom wall or the interior of a dispenser housing. Furthermore, the cartridge can have a locating recess on one or more of its sides, to receive a mounting post and thereby position the dispenser accurately and inhibit dislodgement.

Abstract: An air freshener has a carrier with a pair of tabs defining a gap. A center tab extends from the pair of tabs and defines a longitudinal axis. Ai least one scented body is carried by one of the pair of tabs. The pair of tabs and the at least one scented body extend laterally with respect to the longitudinal axis of the center tab in opposite directions. The pair of tabs and the at least one scented body have a lateral width greater than a longitudinal depth.

Abstract: An inflator having an enhanced cooling effect on its motor is disclosed, which includes a box composed a cover and a base, and a compressor unit installed in the box. The box is provided with airflow-guiding members cooperated with a cooling fan fitted at a rotating shaft of a motor used in the compressor unit to allow outside air to be quickly drawn into the interior of the box. Thereafter, the airflow can be guided by the airflow-guiding members to enter the interior of the motor to dissipate the heat generated by the rotor assembly in the motor and finally go out of the box. Therefore, heat is not easy to accumulate in the motor, so that maximum power output of the motor can be achieved, and the performance and service life of the motor can be increased.

Abstract: Wearable devices for dispensing insect repellents, fragrances, and/or other chemicals along the outside of the clothing of a human are disclosed. They are of the type that are clipped onto a belt or the like, and use a powered fan to dispense active. They are configured with fan rotor arrangements to minimize power use while still achieving acceptable air flow rates. These changes permit use of smaller batteries and more compact arrangements for battery positioning. This in turn permits a much more compact and lightweight construction to achieve the desired results. The devices are also provided with a rotatable clip structure to render use of the device more comfortable when the user is seated and to provide greater control over the direction of the dispensing. Further, they are provided with modified lids to facilitate active refill replacement.

Abstract: An inflator includes a box and a compressor unit installed in the box. The box is composed of a cover and a base, which are respectively provided with upper and lower airflow-guiding members, which can quickly guide the air current generated by a cooling fan of the compressor unit to enter the motor's housing via two openings of the housing and to flow out of the motor's housing via downstream through holes of the housing, thus dissipating the heat generated by a rotor assembly in the motor, so that heat is not easy to accumulate in the motor, so that maximum power output of the motor can be achieved, and the performance and service life of the motor can be increased.

Abstract: A dispenser includes a base holding a cartridge that includes a volatile material reservoir. The base includes a plurality of ribs that support a peripheral flange of the cartridge. The plurality of ribs support a portion of the peripheral flange having a permeable membrane disposed thereon. A first removable cover is attached to the base and has at least one aperture and a first regulating plate. The first cover may be removed and replaced by at least a second cover that has at least one aperture and a second, different regulating plate.

Abstract: An inside plug (10) includes: an inside plug body (12) held at an opening; a liquid absorbent wick holding section (17); and a ring (18) which (i) is held by the liquid absorbent wick holding section (17), (ii) is located in an inner space of a container body (2) in a state where the inside plug body (12) is held at the opening, and (iii) is brought closer to a flat surface (15) by gravity in a case where a suction-type liquid container (1) has fallen sideways.

Abstract: A furniture piece including an insect control barrier comprising a plurality of insecticide strips is provided. The insecticide strips are strategically located on the furniture piece to intersect travel paths from a support surface to prime harborage or feeding locations on the furniture piece.

Abstract: The present invention supports an airflow register accessory comprising an accessory having an outer and an inner surface and defining vents, a fastening mechanism located on the inner surface of the accessory, and a scented component located on the inner surface adjacent and accessorizing the vents. In a preferred embodiment, the accessory may be easily attached to and detached from the room-facing surface of an airflow register. Upon air flow from an HVAC system through the airflow register and airflow register accessory, a pleasant scent may be imparted to the room via release of scent from the scented component.

Abstract: A scent dispenser system used for dispensing scent from a liquid. The system includes a dispenser having an open volume. The system includes absorbent beads in the open volume of the dispenser, where the absorbent beads having the capability to absorb a liquid. The system includes aeration windows in the dispenser to receive a liquid and to allow air to pass through the dispenser and about the absorbent beads.

Abstract: A scent-releasing apparatus is provided. The scent-releasing apparatus includes a scent-releasing material and a housing having a longitudinal axis and an interior space in which the scent-releasing material is contained. The housing includes a base and a cover coupled to the base so as to receive the base. The cover has an air inlet port and is longitudinally movable on the base between a first position at which the cover forms an air-tight seal of the interior space, and a second position at which the cover permits ambient airflow into the interior space via the air inlet port.

Abstract: A fragrancing system for a motor vehicle, having a housing, in which a replaceable fragrance storage container is inserted, which has an opening for dispensing a fragrance which is covered by a closure mechanism which frees the opening for dispensing of the fragrance when actuated by an actuator. In a fragrancing system which is of simple construction and nevertheless operates reliably, the housing is provided with a cover, which for introduction of the fragrance storage container is mounted so as to be pivotable about an axis of rotation into a housing interior, wherein when the fragrance storage container is introduced it is locked by the cover.

Abstract: Animal scent lure systems and devices are provided in which scent element holder devices are employed to removably secure a scent element to an animal decoy, for example, to attract wild animals such as deer. For example, an animal lure device includes a scent element holder device for removably holding an animal scent element. The scent element holder device includes a first connecting element to connect the scent element holder device to a stationary object, a second connecting element for removably securing a scent element to the scent element holder device; and an extension arm element connecting the first and second connecting elements. The extension arm element is adapted to maintain the second connecting element offset from the stationary object (e.g., animal decoy) to which the first connecting element is attached.

Abstract: A combination air freshener and ornament has an ornament body and a support stand that serves dual purpose as a hanging hook when the ornament is in a hanging configuration and as a support stand when the ornament is in a standing display configuration. The support stand optionally has plugs at each end that removably engage with a receiving hole in the ornament body. The ornament body and/or the support stand are formed of fragranced polymer. One embodiment forms the ornament body in a gingerbread man configuration and the support stand in a candy cane configuration.

Abstract: A scent dispenser system used for dispensing scent from a liquid. The system includes a dispenser having an open volume. The system includes absorbent beads in the open volume of the dispenser, where the absorbent beads having the capability to absorb a liquid. The system includes aeration windows in the dispenser to receive a liquid and to allow air to pass through the dispenser and about the absorbent beads.

Abstract: A fragrance discharge device for discharging at least one fragrance, having a housing through which air can flow, having at least one fragrance cartridge arranged therein, wherein a drawer is provided so it is displaceable in the housing, for accommodating and holding at least one fragrance cartridge, wherein the drawer can be pulled at least partially out of the housing to replace the at least one fragrance cartridge, wherein the fragrance cartridge is connectable to the drawer via a magnetic force.

Abstract: A scent delivery system in the form of a scent sampling card in which a fragrance/oil of a scented nature is encapsulated in the form of microscopic beads or scent of scented oil encased in a gelatinous or plastic cell wall, the encapsulation protects the microscopic beads and the scent or fragrance from escaping or migrating out of the card until its intended time of use, and holds both ply closed by bonding to both halves. The card comprises a two ply substrate which sandwiches the area of encapsulated fragrance within. The two ply substrate can be formed of paper stock, or paper stock and another substance, such as a laminate. Once the card is opened, the encapsulation is penetrated, and the capsules of fragrance and scent are ruptured or break open exposing and emitting the fragrance.

Abstract: An insect toxic bait dispenser has a top with multiple downwardly opening compartments in which toxic bait fluids may be retained by an underlying foil barrier. The top is supported on a base with posts positioned beneath the barrier. Base prongs extend into a top shaft with ledges at different heights, preventing part separation when the barrier is intact above the posts, and, when the top is closed on the base, piercing the foil seal and dispensing liquids into fluid retaining members held in base pockets. To use, a peripheral tear strip is removed from the base, permitting the top to descend on the base causing the posts to puncture the seal, compressing the fluid retaining members against the barrier to receive and dispense toxic bait liquid while retarding the rate of liquid evaporation. The top may be hinged to the base, or urged downwardly by a threaded cap.

Abstract: The present invention provides a fragrance dispenser assembly in the inside of an outer shell. The dispenser includes a bracket, a shelf and a fragrance dispensing unit located within an outer shell. The shelf may have a releasable attachment mechanism for the fragrance dispenser unit. The invention also includes the fragrance dispenser unit and a fragrance source.

Abstract: A fragrance accessory kit includes a container defining an open interior and having a lid, and packets that are each formed of a vapor-permeable fabric and are sheet-like in geometry. The vapor-permeable fabric is secured about scented material within each of the packets, which are stacked within the container. A fragrance accessory system includes a fragrance accessory, including a packet formed of a vapor-permeable fabric secured about a portion of scented material. The consumer product can removably receive the fragrance accessory such that the portion of scented material provides a scent for the consumer product. A method of implementing a fragrance accessory includes securing scented material within a packet formed of a vapor-permeable fabric. The method further includes configuring the consumer product to removably receive the packet.

Abstract: A container for air freshening materials or other volatiles includes a receptacle or base and a cover that may be rotated from a closed position to multiple open positions while still engaged to the base to create vent passageway(s) between the cover and the base. A containment section of the base houses an air freshening material, such as a fragrance gel or potpourri, or a volatile, such as an insect repellant. The base further defines an alignment section adapted to rotationally and axially position the cover, an integrated sealing element, and an optional vent section. The alignment section includes a ramp and upper and lower locating elements coupled to the ramp. The alignment section engages at least one guide or a guide nub that extends from a depending arm of the cover. The guide or guide nub travels along the ramp from a first locating element when the cover is in a fully closed position to a second locating element when the cover is in a fully open position.

Abstract: A Two-part, Wall-mountable Electrochemical Dispenser. The dispenser assembly consists of a disposable fluid storage reservoir and a non-disposable dispenser. The dispenser holds an electrochemical gas generator, its associated electronics, and a power source. The generator can be set for fluid delivery rates of between 1 mL/day and 50 mL/day. The system has a battery-determined operational life of about 2 years, assuming rates of up to 2 mL/day and 2 C-size batteries. The fluid storage reservoir is formed by two plastic shells separated by a plastic diaphragm. Gas produced by the generator acts on the diaphragm thereby displacing fluid that is then captured by an evaporation pad from which it can readily emanate into the environment. The reservoir can be removed and discarded after depletion of the liquid, and then replaced by another filled assembly. As needed, the refill holds an anti-theft coded card that prohibits the re-use of the refill.

Abstract: A deer attracting device and/or a kit incorporating the same facilitates luring deer to a specific location. The device includes a base that is supported from below by an underlying ground surface and a lock that holds a visual lure in an upright position, extending away from the base, so that deer can easily see the visual lure. A scent carrier may be applied to the visual lure and is configured to entice deer to apply their own scent(s) to the visual lure by scent marking or licking the lure. This encourages other deer to do the same after being visually drawn close enough to the visual lure to detect the scent. Correspondingly, the deer maintain or replenish the scent of the lure mitigating the need for a human to artificially do the same. The visual lure is maintained in position on the base be a column within which a lower end of the visual lure is received, and a lock that maintains the visual lure within the column.

Abstract: An apparatus for delivering a volatile material in a continuous manner is disclosed. The apparatus includes a delivery engine having a reservoir for containing a volatile material; a rupturable substrate secured to the reservoir; a rupture element positioned adjacent to the rupturable substrate; and a breathable membrane enclosing the reservoir, rupturable substrate and rupture element. In some embodiments, the apparatus includes a housing having a notch for compressing the rupture element and breaching the rupturable substrate as it is inserted into the housing.

Abstract: A pump fragrance device includes a pump spray, an inner housing connected to a spray head, and an outer housing on the inner housing. On the inner housing, a junction piece connected to the spray head has an opening thereon. The inner housing's surface has an assembling piece to fit with the outer housing, which has an assembling structure to fit with the inner housing. The inner and outer housings form a fixing structure. The fixing structure is filled with a volatile carrier agent, at least a part of which is located in the spray path of the pump spray. When used, the pump spray sprays content onto a surface of the volatile carrier agent, thereby reducing the quantity of the volatile aromatic agent used. This prolongs the diffusion time of the volatile aromatic agent, thereby relieving users from the danger of the fragrance device being under high temperature.

Abstract: A fragrance delivery system similar in appearance, or used in similar locations as a tassel assembly having a fragrance delivery arrangement is provided. The fragrance delivery system similar in appearance, or used in similar locations as a tassel includes an attachment component for hanging the fragrance delivery system similar in appearance, or used in similar locations a tassel, from a conventional supporting article, a head component having a decorative configuration and a skirt component connected to the head component. The skirt component includes a support member and may or may not include a skirt of various materials including strings, cloth, ribbons, wood, glass, plastic or other decorative elements suspended from the support member. A fragrance delivery arrangement is releasably connected to the head component and may or may not be at least partially concealed by the skirt.

Abstract: The present invention relates to the field of perfumery and more precisely it concerns a device, and the consumer articles associated therewith, for dispensing an active composition into the surrounding space. The device includes an assembly containing a reservoir holding the active liquid to be diffused into the surroundings and a wick-/emitting member structure composed of a wick member and an emitting/diffusion member, the latter having an evaporative surface to be directly exposed to the surrounding space when the device is activated, the assembly being housed in a casing or carried by a supporting frame, the device further including a pivoting member fixed on the casing or on the supporting frame to allow a swinging motion of the assembly and thus forced evaporation of the active volatile whenever desired.

Abstract: The present invention refers to an evaporator device for volatile substances provided with a closure system that facilitates the replacement of the refill or container of the volatile substance. The invention provides a safety closure system for the evaporator device, which makes difficult for children to get access to the tablet or container of the volatile substance. A closure member and a container are associated in such a manner that during the opening movement of the closure member, at least part of the container is extracted out of the chamber.

Abstract: Exemplary embodiments provide dispensers and delivery devices that release their contents at sustained rates. An exemplary device may include one or more reservoirs for holding a solid, semisolid, liquid or gaseous substance that may be released outside the device. Exemplary devices enable sustained release of their contents over a predetermined period of time, for example, up to a month or more. Exemplary devices also enable release of the contents according to, for example, predetermined release rates and profiles customized for the use of the device. Each reservoir of the device may include one or more apertures through which the contents may be released outside the reservoir. Each aperture may be covered by one or more porous membranes to allow sustained release of the contents of the reservoir.

Abstract: An apparatus for delivering a volatile material in a continuous manner is disclosed. The apparatus includes a delivery engine having a reservoir for containing a volatile material; a rupturable substrate secured to the reservoir; a rupture element positioned adjacent to the rupturable substrate; and a breathable membrane enclosing the reservoir, rupturable substrate and rupture element. In some embodiments, the apparatus includes a housing having a notch for compressing the rupture element and breaching the rupturable substrate as it is inserted into the housing.

Abstract: A system used for permeating or emitting a gas or a chemical at a constant, predictable and controllable rate uses an amorphous fluoropolymer material as a gateway. The system may comprise a tube assembly which holds a gas or liquid. The gas or liquid permeates though the fluoropolymer material to be released in precise quantity, resulting in known concentrations of the gas, when mixed with a flowing or carrier gas such as air or nitrogen.

Abstract: An air freshener device includes a rigid body or insert having a front face with a protrusion, a rear opposite the front face with a cavity corresponding to the protrusion, and an annular perimeter lip circumscribing the front face. A scent material is interspersed within the body. A flexible cover or shell extends across the rear of the body and covers the cavity, and has an inward facing annular groove surrounding and receiving the annular perimeter lip.