CN215075697U

CN215075697U - Detachable mask airflow device

Info

Publication number: CN215075697U
Application number: CN202120789393.4U
Authority: CN
Inventors: 布鲁斯·彼得·克兰; 李健财
Original assignee: Zhili Co ltd
Current assignee: Zhili Co ltd
Priority date: 2020-07-20
Filing date: 2021-04-16
Publication date: 2021-12-10
Anticipated expiration: 2031-04-16
Also published as: AU2021102824A4; EP3943163A1; CA3116531A1

Abstract

The utility model relates to a can dismantle face guard air current device, include: a first portion constructed and arranged to be located at an outer surface of the mask, the first portion including an opening and at least one flow treatment device disposed at the opening; and a second portion constructed and arranged to be located at an interior surface of the mask. The at least one flow treatment device is configured to treat the fluid flow through the opening. The second portion is constructed and arranged to couple with the first portion with a portion of the mask between the first portion and the second portion.

Description

Detachable mask airflow device

Technical Field

The present invention relates to the field of personal masks, and more particularly to devices for regulating and/or filtering the flow of breathing through a mask.

Background

In many cases, personnel may need to control and/or regulate the respiratory flow of nearby gases/aerosols. For example, in some instances, a user may wear a mask to prevent exposure to smoke, viruses, bacteria, airborne contaminants, etc. (collectively, "substances"). In some cases, to address these issues, one may select a mask that includes one or more fabric or fabric-like layers designed to filter undesirable substances. However, in some cases, wearing such masks may cause other problems, such as difficulty in breathing or general lack of comfort. In other cases, such masks may not be available or affordable.

It is advantageous for the person to have a mechanism for controlling and/or regulating the respiratory flow of the gas/aerosol in the vicinity to enhance personal comfort and safety. More particularly, it would be advantageous to have a flow control mechanism that can be removably coupled to a mask and reused with different masks.

SUMMERY OF THE UTILITY MODEL

According to the utility model discloses, a can dismantle air flow device is provided, this can dismantle air flow device includes: a first portion constructed and arranged to be located at an outer surface of the mask, the first portion including an opening and at least one flow treatment device disposed in the opening, the at least one flow treatment device being configured to treat a flow of fluid through the opening; and a second portion constructed and arranged to be located at an interior surface of the mask. The second portion is constructed and arranged to couple with the first portion with a portion of the mask between the first portion and the second portion.

In various embodiments, the second portion is removably coupled to the first portion.

In various embodiments, the second portion includes at least one magnetic device configured to magnetically couple to the first portion.

In various embodiments, the at least one flow treatment device comprises an ultraviolet light source oriented to degrade or destroy bacteria and/or viruses passing through the opening.

In various embodiments, the flow treatment device comprises a fan disposed within or proximate to the opening of the first portion.

In various embodiments, the fan is a variable speed fan.

In various embodiments, the flow treatment device further comprises a filter disposed at the opening.

In various embodiments, the device further comprises at least one control mechanism and a power source configured to operatively control the at least one stream processing device.

In various embodiments, the at least one stream processing device is a multi-stream processing device.

In various embodiments, the multi-stream treatment device comprises at least two different types of stream treatment devices selected from the group consisting of fans, filters, and ultraviolet emitters.

According to the utility model discloses, a can dismantle air flow device is provided, this can dismantle air flow device includes: a first portion constructed and arranged to be located at an outer surface of the mask; a second portion constructed and arranged to be located at an interior surface of the mask; and at least one flow treatment device having an opening and disposed within the first portion and/or the second portion, the at least one flow treatment device configured to treat a flow of fluid through the opening. The first portion and the second portion form at least one clip constructed and arranged to receive a mask.

In various embodiments, the first portion includes a first leg, a second leg, and a central portion between the first leg and the second leg, wherein the central portion is configured to fit and/or conform to the nose of the user.

In various embodiments, the first portion further comprises at least one flow treatment device in the first leg or the second leg, the at least one flow treatment device selected from the group consisting of a fan, a filter, and an ultraviolet emitter.

In various embodiments, the at least one flow treatment device further comprises a fan disposed within or proximate to the opening.

In various embodiments, the fan is a variable speed fan.

In various embodiments, the at least one flow treatment device further comprises a filter disposed at the opening.

In various embodiments, the at least one stream processing device is a multi-stream processing device, and the multi-stream processing device comprises at least two different types of stream processing devices selected from the group consisting of a fan, a filter, and an ultraviolet emitter.

In various embodiments, the first leg and the second leg each comprise at least one flow treatment device.

Drawings

The invention will become more apparent from the accompanying drawings and the accompanying detailed description. The embodiments described herein are provided by way of example and not limitation, wherein like reference numerals refer to the same or similar elements. The drawings are not necessarily to scale, emphasis instead being placed upon illustrating aspects of the invention. The following is a brief description of the drawings.

Fig. 1 is a front perspective view of an embodiment of a removable mask airflow device according to aspects of the present invention.

Fig. 2 is a rear perspective view of the removable mask airflow device of fig. 1, according to aspects of the present invention.

Fig. 3 is a front view of the removable mask airflow device of fig. 1, according to aspects of the present disclosure.

Fig. 4 is another front perspective view of the removable mask airflow device of fig. 1, according to aspects of the present invention.

Fig. 5 is another rear perspective view of the removable mask airflow device of fig. 1, according to aspects of the present invention.

Fig. 6 is another front perspective view of the removable mask airflow device of fig. 1, according to aspects of the present invention.

Fig. 7 is a rear view of the removable mask airflow device of fig. 1, according to aspects of the present invention.

Fig. 8 is a partially unassembled bottom view of the removable mask airflow device of fig. 1 in accordance with aspects of the present invention.

Fig. 9 is a side view of the removable mask airflow device of fig. 8, according to aspects of the present invention.

Fig. 10 is a partially exploded front perspective view of the embodiment of the removable mask airflow device of fig. 1, according to aspects of the present invention.

Fig. 11 is another front perspective view of the removable mask airflow device of fig. 11, according to aspects of the present invention.

Fig. 12 illustrates a user wearing a mask that includes the removable mask airflow device of fig. 1 according to aspects of the present disclosure.

Fig. 13 is a rear perspective view of an embodiment of a removable mask airflow device on the mask of fig. 12, according to aspects of the present invention.

Fig. 14 is a perspective view of an alternative embodiment of a removable mask airflow device according to aspects of the present invention.

Fig. 15 is a perspective view of the removable mask airflow device of fig. 14, according to aspects of the present invention.

Fig. 16 is a front view of the removable mask airflow device of fig. 14, according to aspects of the present invention.

Fig. 17 is a rear view of the removable mask airflow device of fig. 14, according to aspects of the present invention.

Fig. 18 is a first side view of the removable mask airflow device of fig. 14, according to aspects of the present invention.

Fig. 19 is a second side view of the removable mask airflow device of fig. 14, according to aspects of the present invention.

Fig. 20 is a bottom view of the removable mask airflow device of fig. 14, according to aspects of the present invention.

Fig. 21 is a top view of the removable mask airflow device of fig. 14, according to aspects of the present invention.

Fig. 22 is a partially exploded front perspective view of another embodiment of a removable mask airflow device according to aspects of the present invention.

Fig. 23 illustrates a user wearing the removable mask airflow device of fig. 22 in accordance with aspects of the present invention.

Fig. 24 is a partially unassembled front perspective view of another embodiment of a removable mask airflow device according to aspects of the present invention.

Fig. 25 is a front perspective view of the removable mask airflow device of fig. 24, according to aspects of the present invention.

Fig. 26 is a top view of the removable mask airflow device of fig. 24, according to aspects of the present invention.

Fig. 27 is a top perspective view of the removable mask airflow device of fig. 24, according to aspects of the present invention.

Fig. 28 is a front perspective view of the removable mask airflow device of fig. 24, according to aspects of the present invention.

Fig. 29 is a side view of the removable mask airflow device of fig. 24, according to aspects of the present invention.

Fig. 30 is a rear view of the removable mask airflow device of fig. 24, according to aspects of the present invention.

Fig. 31 illustrates a user wearing the detachable mask airflow device of fig. 24 on a mask according to aspects of the present invention.

Fig. 32 is a front perspective view of another embodiment of a removable mask airflow device according to aspects of the present invention.

Fig. 33 illustrates a user wearing the detachable mask airflow device of fig. 32 on a mask according to aspects of the present invention.

Fig. 34 illustrates a perspective view of an embodiment of a circular filter configured for use with a removable mask airflow device according to aspects of the present invention.

Fig. 35 illustrates a front view of the filter of fig. 34, in accordance with aspects of the present disclosure.

Fig. 36 illustrates a rear view of the filter of fig. 34 in accordance with aspects of the present disclosure.

Fig. 37 illustrates a side view of the filter of fig. 34 in accordance with aspects of the present disclosure.

Fig. 38 illustrates a perspective view of an embodiment of a square filter configured for use with a removable mask airflow device according to aspects of the present invention.

Fig. 39 illustrates a front view of the filter of fig. 38, in accordance with aspects of the present disclosure.

Fig. 40 illustrates a rear view of the filter of fig. 38, in accordance with aspects of the present disclosure.

Fig. 41 illustrates a side view of the filter of fig. 38, in accordance with aspects of the present disclosure.

Fig. 42 illustrates a perspective view of an embodiment of a rectangular filter configured for use with a removable mask airflow device according to aspects of the present invention.

Fig. 43 illustrates a front view of the filter of fig. 42, according to aspects of the present disclosure.

Fig. 44 illustrates a rear view of the filter of fig. 42, in accordance with aspects of the present disclosure.

Fig. 45 illustrates a side view of the filter of fig. 42, in accordance with aspects of the present disclosure.

Fig. 46 illustrates a perspective view of an octagonal filter configured for use with a removable mask airflow device according to aspects of the present invention.

Fig. 47 illustrates a front view of the filter of fig. 46, in accordance with aspects of the present disclosure.

Fig. 48 illustrates a rear view of the filter of fig. 46, in accordance with aspects of the present disclosure.

Fig. 49 illustrates a side view of the filter of fig. 46, in accordance with aspects of the present disclosure.

Detailed Description

Various aspects of the invention will be described more fully hereinafter with reference to the accompanying drawings, in which some example embodiments are shown. The present invention may, however, be embodied in many different forms and should not be construed as limited to the exemplary embodiments set forth herein.

It will be understood that, although the terms first, second, etc. may be used herein to describe various elements, these elements should not be limited by these terms. These terms are used to distinguish one element from another element, but do not imply a necessary order of the elements. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of the present invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

It will be understood that when an element is referred to as being "on" or "connected" or "coupled" to another element, it can be directly on or directly connected or coupled to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly on" or "directly connected" or "directly coupled" to another element, there are no intervening elements present. Other words used to describe the relationship between elements should be interpreted in a similar manner (e.g., "between …" and "directly between …", "adjacent" and "directly adjacent", etc.).

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises," "comprising," "includes" and/or "including," when used herein, specify the presence of stated features, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and/or groups thereof.

Spatially relative terms, such as "below," "lower," "above," "upper," and the like, may be used to describe one element and/or feature's relationship to another element and/or feature as illustrated in the figures, for example. It will be understood that these spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device is turned over in the figures, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. The device may be otherwise oriented (e.g., rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

According to the utility model discloses, a can dismantle face guard air flow device is provided, this can dismantle face guard air flow device can detachably couple to the face guard. In various embodiments, the removable mask airflow device includes a first portion constructed and arranged to be located at an outer surface of the mask, the first portion including an opening and at least one flow treatment device disposed at the opening, and a second portion constructed and arranged to be located at an inner surface of the mask. The at least one flow treatment device is configured to treat the fluid flow through the opening. The second portion is constructed and arranged to couple with the first portion with a portion of the mask between the first portion and the second portion. By way of example, the flow treatment device may take the form of a fan, filter and/or UV emitter. Among other benefits, the detachable mask airflow device of the example embodiments avoids eyewear fogging, controls moisture and drains perspiration on the face, and helps ventilate the user for more comfortable breathing, and is preferably couplable to any mask. Such masks may include, but are not limited to, N95, KN95, and other types of breathable masks.

Fig. 1 is a front perspective view of an embodiment of a removable mask airflow device 100 according to aspects of the present invention. The detachable mask airflow device is configured to be detachably attached to a mask, such as a breathable mask. In some embodiments, such as the embodiment shown in fig. 1, the removable mask airflow device 100 includes a first portion 1, the first portion 1 being constructed and arranged to be located at an outer surface of the mask, the first portion 1 defining an opening 7. The opening 7 defines a portion of a flow path through the removable mask airflow device 100 and the mask to which the removable mask airflow device 100 is coupled.

In some embodiments, such as the embodiment shown in fig. 1, the removable mask airflow device 100 includes a second portion 2, the second portion 2 being constructed and arranged to be located at an interior surface of the mask. In some embodiments, such as the embodiment shown in fig. 1, the second portion 2 is constructed and arranged to be removably coupled with the first portion 1 with a portion of the mask secured between the first and

second portions

1, 2. In this embodiment, the second portion 2 takes the form of a ring or annulus, defining an opening 8. In various embodiments, the opening 8 may have the same size or substantially the same size as the opening 7 of the first portion 1. The first part 1 and the second part 2 are constructed and arranged such that: when the first and

second portions

1, 2 are coupled together, the

openings

7, 8 align to form a flow path through the removable mask airflow arrangement 100 and the portion of the mask disposed between the first and

second portions

1, 2.

In some embodiments, such as the embodiment shown in fig. 1, the removable mask airflow device 100 includes one or more emitters 3, the one or more emitters 3 being located at, extending from, and/or disposed within an inner surface of the opening 7. One or more emitters 3 may be constructed and arranged toward at least a portion of the opening 7 to treat the flow therethrough. In some embodiments, one or more emitters 3 emit radiation configured to degrade and/or destroy airborne living contaminants, such as viruses, bacteria, etc., passing through opening 7. For example, in some embodiments, such as the embodiment shown in fig. 1, emitter 3 is an Ultraviolet (UV) emitter that emits UV radiation that can degrade and/or destroy airborne viruses and/or bacteria. In alternative embodiments, one or more emitters 3 may emit different forms of radiation configured to target different substances or contaminants. The embodiment shown in fig. 1 comprises one emitter 3, however, alternative embodiments may comprise a plurality of emitters, for example circumferentially distributed at or in the inner surface of the opening 7. In some embodiments, the plurality of emitters may include different types of emitters constructed and arranged to degrade and/or destroy different types of viruses and/or bacteria.

In some embodiments, the first portion 1 of the removable mask airflow device 100 includes one or more batteries. The one or more batteries may provide power to various components of the first portion 1 including, but not limited to, one or more emitters 3 and/or one or more fans 20 (see fig. 10, 11). In some embodiments, by way of example, the removable facepiece airflow device 100 includes a 3000mAh capacity 3.7V lithium battery that is rechargeable and has a charge time of approximately four hours. In alternative embodiments, the battery may have different characteristics. Other types of rechargeable batteries, including solar cells, may be used. In some embodiments, the one or more batteries may include replaceable batteries, such as non-rechargeable batteries (such as disk-shaped batteries).

In some embodiments, such as the embodiment shown in fig. 1, the removable mask airflow device 100 includes a USB-type-C charging port 6 (not shown in fig. 1, see fig. 6), the charging port 6 being configured to allow charging of one or more batteries. In alternative embodiments, the removable mask airflow device 100 may include different types of charging ports. In alternative embodiments, the charging port 6 is located at a different location. In some embodiments, the charging port 6 may include a protective cover. In some embodiments, the protective cover comprises silicone.

In some embodiments, such as the embodiment shown in fig. 1, the removable mask airflow device 100 includes a control button 4. In some embodiments, the control button 4 is configured to control a functional element of the removable mask airflow device 100. As an example, the control buttons may be configured to turn on and off a fan (see fig. 10 and 11) and/or the transmitter 3 of the device. For example, via control buttons 4, a user may turn one or more emitters 3 on/off, turn one or more fans on/off, and/or control the speed of a variable speed fan. In some embodiments, using control buttons 4, some emitters 3 may be turned on while others are turned off. In some embodiments, control buttons 4 may be used to configure one or more emitters 3 to automatically turn on and off at a particular predetermined frequency or duration. In the embodiment shown in fig. 1, the removable mask airflow device 100 includes a control button 4. In alternative embodiments, the removable mask airflow device 100 may include a different number of control buttons 4.

In some embodiments, such as the embodiment shown in fig. 1, the removable mask airflow device 100 includes one or more status indicators 5. The one or more status indicators are each configured to display a signal corresponding to a different mode configuration. For example, the status indicator may take the form of or include one or more Light Emitting Diodes (LEDs). The indicator may light one color when the emitter 3 is on, another color when the emitter 3 is off, a third color when the battery is fully charged, and so on. The status of the different status indicators may relate to the operation of the fan, for example relating to or indicating on/off and/or fan speed of the fan.

In some embodiments, such as the embodiment shown in FIG. 1, the first portion 1 of the removable air conditioner device 100 includes a Printed Circuit Board (PCB) (not shown). In some embodiments, the PCB includes various functional circuit components that allow electrical coordination of the power and control functions of the removable mask airflow device.

In some embodiments, such as the one shown in fig. 1, the first portion 1 comprises an elongated shape. In alternative embodiments, the first portion 1 comprises different shapes including, but not limited to, circular, square, rectangular, triangular, elliptical, hexagonal, octagonal, or any such suitable polygon or combination thereof.

In some embodiments, such as the embodiment shown in fig. 1, the opening 7 comprises a circular shape. In alternative embodiments, the opening 7 may comprise different shapes including, but not limited to, square, rectangular, triangular, elliptical, hexagonal, octagonal, or any such suitable polygon or combination thereof.

In some embodiments, such as the embodiment shown in fig. 1, the second portion 2 is constructed and arranged to be removably coupled with the first portion 1, with a portion of the mask secured between the first and

second portions

1, 2. In some embodiments, such as the embodiment shown in fig. 1, the second portion 2 comprises a circular shape. In alternative embodiments, the second portion 2 may comprise different shapes including, but not limited to, square, rectangular, triangular, elliptical, hexagonal, octagonal, or any such suitable polygon or combination thereof.

In some embodiments, such as the embodiment shown in fig. 1, the second portion 2 includes an opening 8, the opening 8 being constructed and arranged to: this opening 8 is aligned with the opening 7 of the first part 1 when the first and second parts are coupled together. In this embodiment, the second part 2 takes the form of a ring having a central opening 8, the central opening 8 being the same or substantially the same size as the opening 7 of the first part. In some embodiments, such as the embodiment shown in fig. 1, the opening 8 comprises a circular shape. In alternative embodiments, the opening 8 may comprise different shapes including, but not limited to, square, rectangular, triangular, elliptical, hexagonal, octagonal, or any such suitable polygon or combination thereof.

In some embodiments, such as the embodiment shown in fig. 1, the first portion 1 and the second portion 2 are magnetically coupled together to form a detachable coupling. In some embodiments, the second part 2 comprises one or more magnets overmolded by silicone. These magnets match corresponding magnets on the first part 1. In alternative embodiments, the second portion 2 is formed of and/or comprises a different material. In an alternative embodiment, second portion 2 is coupled to first portion 1 by another mechanism, including but not limited to a hook, a button, a compression fit, a snap fit, a sliding mechanism, or any such suitable attachment mechanism, or combinations thereof, that creates a detachable coupling between first portion 1 and second portion 1.

Fig. 2 is a rear perspective view of the embodiment of fig. 1, according to aspects of the present disclosure. This is an unassembled view in which the first and

second parts

1, 2 are not coupled together.

Fig. 3 is a front view of the embodiment of fig. 1, according to aspects of the present disclosure. This view shows the control button 4 and the status indicator 5, which control button 4 and status indicator 5 remain available from the outside of the mask when the mask is worn.

Fig. 4 is a front perspective view of the embodiment of fig. 1, according to aspects of the present disclosure. In the embodiment shown in fig. 4, the opening 8 of the second part 2 is aligned with the opening 7 of the first part 1 when the two parts are coupled together (as shown).

Fig. 5 is a rear perspective view of the embodiment of fig. 1, according to aspects of the present disclosure. As shown in fig. 4, the first and second portions are coupled together. The mask is omitted to aid in understanding the engagement of the first and second portions.

Fig. 6 is a front perspective view of the embodiment of fig. 1, according to aspects of the present disclosure. In this view, the USB type-C charging port 6 is visible at the bottom end of the detachable face mask airflow device 100. The charging section 6 is configured to allow one or more batteries to be charged. In alternative embodiments, the removable air conditioner device 100 may include different types of charging ports. In alternative embodiments, the charging port 6 is located at a different location. Preferably, in at least some embodiments, the charging port remains available while the device is in use. In still other embodiments, the detachable mask airflow device may be configured for wireless charging.

Fig. 7 is a rear view of the embodiment of fig. 1, showing the first and

second portions

1, 2 engaged, in accordance with aspects of the present invention.

Fig. 8 is a bottom view of the embodiment of fig. 1 in accordance with aspects of the present invention. In the view shown in fig. 8, the first part 1 and the second part 2 are spaced apart and disengaged. In some embodiments, the mask will fit in the space between the first and

second parts

1, 2 during use. In the embodiment shown in fig. 8, the second part 2 comprises a chamfered edge with a flat area 11 and an angled area 12, which forms a taper. In alternative embodiments, the second portion 2 may be configured differently and without straight edges and/or chamfered edges. In some embodiments, the second portion may have a curved edge or other form of edge.

Fig. 9 is a side view of the embodiment of fig. 1 in accordance with aspects of the present invention. In the view shown in fig. 9, the first part 1 and the second part 2 are spaced apart and disengaged. In some embodiments, the mask will fit in the space between the first and

second parts

1, 2 during use. In the embodiment shown in fig. 9, the flat portion 11 and the chamfered edge 12 of the second portion 2 are evident. In alternative embodiments, the second portion 2 may be configured differently, as previously discussed.

Fig. 10 is a partially exploded front perspective view of the embodiment of the removable mask airflow device 100 of fig. 1 in accordance with aspects of the present invention. In this embodiment, the removable mask airflow device 100 includes a fan 20. In some embodiments, the fan 20 may be optional, and the removable mask airflow device 100 may still include at least one emitter 3. In other embodiments, the removable mask airflow device 100 may include the fan 20, but not the emitter 3. In still other embodiments, the removable mask airflow device 100 may include a fan 20 and at least one emitter 3.

In some embodiments, such as the embodiment shown in fig. 10, the removable mask airflow device 100 includes one or more fan modules 20 and one or more corresponding fan shrouds 24. In some embodiments, such as the embodiment shown in fig. 10, fan module 20 is an axial fan module. Fan module 20 and fan shroud 24 may be located and/or fitted within opening 7 of first portion 1. In an alternative embodiment, the apparatus 100 includes a plurality of openings and a plurality of fan modules, each corresponding to a respective opening in the first portion. In some embodiments, one or more fan modules 20 may be easily removable from first portion 1, and one or more fan shrouds 24 may also be easily removable from first portion 1.

In some embodiments, one or more fan modules 20 and/or corresponding covers 24 may be removable, such as threaded or press fit, onto first portion 1. In some embodiments, an air filter (see fig. 34-49) may be disposed between one or more fan modules 20 and a respective shroud 24. Such air filters may be reusable and washable, or may be disposable.

In some embodiments, one or more fan modules 20 include a cordless, battery-operated motor. In some embodiments, one or more fan modules 20 may be constructed and arranged to operate at a speed of about 10000rpm or faster. In other embodiments, however, one or more fan modules 20 may be constructed and arranged to operate at different speeds. In some embodiments, one or more fan modules 20 may include variable speed fans operating at different speeds, and such variable speed may be controlled by a user, for example, via control buttons 4. In some embodiments, the user selected speed setting may be stored in memory on the PCB such that the user may turn off the fan at a certain speed setting and when the fan is turned on again, the fan will turn on at the same speed setting. In some embodiments, one or more fan modules 20 may handle fan air volumes of up to or about 1.9 cubic feet per minute. In alternative embodiments, one or more fan modules 20 may handle different and/or variable fan air volumes.

In some embodiments, the detachable mask airflow device 100 may include an ionizer constructed and arranged to ionize air before it passes through each of the one or more fan modules 20. In some embodiments, the ionizer may be detachable.

In some embodiments, the removable mask airflow device 100 may include one or more filters constructed and arranged to filter air before it passes through the one or more fan modules 20 (see, e.g., the filter examples of fig. 34-49). In some embodiments, one or more filters may be removable, and optionally washable and/or replaceable. In some embodiments, one or more filters may be antimicrobial filters. In some embodiments that include a filter, the apparatus 100 does not include the emitter 3. In some embodiments including a filter, however, the apparatus 100 also includes one or more emitters 3, such as those previously described.

In some embodiments, one or more fan modules are powered by a battery within the first portion 1 and are charged through a USB type C charging port 6 or wirelessly. In some embodiments, one or more of the one or more fan modules 20 may operate while one or more batteries are being charged. In some embodiments, one or more of the one or more fan modules 20 may not be able to operate while the one or more batteries are being charged.

In some embodiments, one or more fan modules 20 may be operated at different speeds by operation of one or more control mechanisms, such as control buttons 4 shown in FIG. 10. For example, one or more fans 20 may be selectively operated at a low speed, a medium speed, or a high speed. In some embodiments, the fan control mechanism may take the form of a fan control button (e.g., control button 4), and the user may cycle between different speed settings and/or direction settings by depressing the fan control button multiple times. For example, pressing a fan control button once may turn on the fan 20 at a low speed, pressing the button a second time may cause the fan 20 to operate at a medium speed, and pressing the button a third time may cause the fan to operate at a high speed. Pressing the button a fourth time or holding the button may turn off the fan 20.

In other embodiments, different fan speed settings may be assigned separate fan control buttons: one button for low speed, one button for medium speed, one button for high speed, etc. In some embodiments, the fan control mechanism may take the form of a potentiometer that enables a user to continuously adjust the fan speed. In some embodiments, the fan control button is the same as control button 4. In an alternative embodiment, the fan control buttons are independent of the control buttons associated with the emitters 3. In some embodiments, the user selected speed setting is stored in memory so that the user can turn off the fan at the selected speed setting and when the fan is turned on again, the fan will remain at the selected speed setting.

In some embodiments, such as the embodiment shown in fig. 10, one or more fan modules 20 are configured to blow air toward the user and draw air from the environment outside the mask. Such a configuration will condition the air inhaled by the user. In an alternative embodiment, one or more of the one or more fan modules 20 are configured to blow the exhalation from the mask interior to the external environment, thereby drawing the exhalation out of the user. Such a configuration will adjust the exhalation of the user. In some embodiments, the fan control mechanism allows a user to easily switch between the two fan configurations, for example, by switching the direction of fan rotation. The same control buttons or different user-manipulable mechanisms may be used to change the fan direction. In some embodiments, the apparatus 100 may include at least one fan to blow air into the mask and at least one other fan to blow exhalation out of the mask. In some embodiments, each fan module may include an emitter 3 and/or a filter.

Fig. 11 is a front perspective view of the device of fig. 10, according to aspects of the present disclosure. In some embodiments, such as the one shown in fig. 11, the second part 2 is in the form of a ring comprising three magnets 9, which are at least partially overmolded by silicone. These magnets are matched with corresponding magnets and/or material on the first part 1 to facilitate magnetic coupling between the first part 1 and the second part 2. In alternative embodiments, the second part 2 comprises a different number of magnets. In an alternative embodiment, the second part 2 is formed of and/or comprises a different material and the first part comprises one or more magnets 9. In an alternative embodiment, the first portion 1 and the second portion 2 are coupled via different attachment mechanisms, as described above.

In the view shown in fig. 11, the fan module 20 and the cover 24 are mounted in the first part 1 of the device 100. In an alternative embodiment, fan module 20 and shroud 24a are mounted in second portion 2 of device 100.

Fig. 12 illustrates a user wearing an embodiment of the removable mask airflow device 100 of fig. 1 in accordance with aspects of the present invention. In this embodiment, the device 100 is coupled to a face mask 30, with the first portion 1 being external to the face mask and the second portion 2 being internal to the face mask 30. As previously described, first portion 1 is coupled to mask 30 using second portion 2 through the magnetic coupling of first portion 1 and second portion 2. In this embodiment, some of the air (as well as other gases, aerosols, etc.) passing through the opening 7 of the first portion 1 may be exposed to the previously described ultraviolet radiation from the emitter 3. Such radiation may degrade and/or destroy substances (e.g., viruses and bacteria) that enter or exit with respect to the user and the mask. In various embodiments, air (as well as other gases, aerosols, etc.) passing through the opening 7 of the first portion 1 may additionally or alternatively be exposed to at least one filter, which may have antiviral and/or antibacterial properties and/or coatings. In the illustrated view, the detachable air conditioner device 100 is at the left side of the user's face. The device 100 will also work at different locations on the mask 30.

In fig. 12, apparatus 100 is shown without fan module 20 and fan shroud 24, but in other embodiments apparatus 100 may include fan module 20 and fan shroud 24.

Fig. 13 is a rear perspective view of an embodiment of a removable mask airflow device 100 coupled to a mask 30 according to aspects of the present invention. In this view, the second portion 2 is shown at the inner surface of the face mask 30.

In some embodiments, the removable mask airflow device 100 may include a thermometer. In some embodiments, the thermometer may be configured to communicate with a network, for example, via bluetooth technology.

In some embodiments, first portion 1 may include other forms of attachment mechanisms for coupling to mask 30. In some embodiments, the attachment mechanism may comprise a clamp, a compression fit mechanism, a snap fit mechanism, a slide mechanism, or any such suitable attachment mechanism, or a combination thereof.

Fig. 14 is a perspective view of an alternative embodiment of a removable mask airflow device 200 according to aspects of the present invention. Similar to the previously described embodiment, in this embodiment, the device 200 includes a first portion 1, the first portion 1 being constructed and arranged to couple with a second portion 2 with the mask between the first and

second portions

1, 2. Similar to the previously described embodiments, one or more fan modules may be mounted within the first part 1. In the view shown in fig. 14, the device is in an assembled form with no mask disposed between the first and second portions.

The embodiment shown in fig. 14 includes a connector 210, the connector 210 being constructed and arranged to securely couple the air conditioner device to another article. In the embodiment shown in fig. 14, an elongated member 220 couples the connector to the first part 1. In some embodiments, the elongated member is a rope, chain, wire, rope, or any such suitable member that can couple the connector 210 and the first portion 1. In some embodiments, the elongated member 220 is flexible. In an alternative embodiment, the elongated member 220 is rigid. In some embodiments, the distance between the connector 210 and the first portion 1 is adjustable. In the embodiment shown in fig. 14, the device 200 comprises an adjuster 225, which adjuster 225 is configured to adjust the length of the elongated member 220 such that the distance between the connector 210 and the first part 1 is adjustable. In some embodiments, the connector 210 may be directly connected to the first portion 1. In some embodiments, the connector 210 may include a clip, a button, a hook, a clasp, a compression fit mechanism, a snap fit mechanism, a slide mechanism, or any such suitable attachment mechanism, or a combination thereof.

In an exemplary embodiment, connector 210 may be attached to a lanyard of the mask to further secure removable airflow device 200 to the mask. In other example embodiments, the connector 210 may be attached to any portion of the mask. In other example embodiments, the connector 210 may be attached to any wearable device of the user. For example, the connector 210 may be attached to the user's eyeglasses. When the removable airflow device 200 is not in use, the user may detach the removable airflow device 200 from the mask and attach the removable airflow device 200 to the user's eyeglasses using the connector 210. Connector 210 provides a user with the convenience of using removable gas flow device 200 and provides further securement when removable gas flow device 200 is displaced and disengaged from the mask.

In the embodiment shown in fig. 14, the charging port 6 is located at the side of the first part 1. In some embodiments, such as the embodiment shown in fig. 14, the device 200 includes a cover 6a for the charging port 6. In an alternative embodiment, the air conditioner device 200 does not include a cover for the charging port 6. In other embodiments, the device 200 may be charged wirelessly, and the charging port 6 and cover 6a may be omitted.

In the embodiment of fig. 14, the filter 230 is visible through the fan shroud 24, and the fan module is disposed within the first portion 1 and below the filter 230.

Fig. 15 is a perspective view of the embodiment of fig. 14, according to aspects of the present invention. In this view, the device 200 is in an assembled form with no mask disposed between the first and second portions. The fan module 20 is visible, as is the second part 2 which is magnetically coupled to the first part 1. The control buttons 4 are also visible.

Fig. 16 is a front view of the embodiment of fig. 14, in accordance with aspects of the present invention. In this view, the status indicator 5 is visible as shown in fig. 14.

Fig. 17 is a rear view of the embodiment of fig. 14, in accordance with aspects of the present invention. Fan module 20 is visible, as is filter 230. The second part 2 is also visible.

Fig. 18 is a first side view of the embodiment of fig. 14, in accordance with aspects of the present invention. In this view, the device is in an assembled form with no mask disposed between the first and second portions. The charging port cover 6a is visible.

Fig. 19 is a second view of the embodiment of fig. 14, in accordance with aspects of the present invention. In this view, the device is in an assembled form with no mask disposed between the first and second portions. In this view, the control buttons 4 are visible.

Fig. 20 is a bottom view of the embodiment of fig. 14, in accordance with aspects of the present invention.

Fig. 21 is a top view of the embodiment of fig. 14, in accordance with aspects of the present invention. In this view, the device is in an assembled form with no mask disposed between the first and second portions.

Fig. 22 is a partially exploded front perspective view of another embodiment of a removable air conditioner device 250 according to aspects of the present invention, similar to the embodiment of fig. 14. In some embodiments, such as the embodiment shown in FIG. 22, the device 250 includes one control button 4. In alternative embodiments, the device 250 includes a different number of control buttons. In this embodiment, the control button 4 may control the speed (low or high) and power of the fan 20. In this embodiment, the opening 7 of the first part 1 is aligned with the opening 8 of the second part 2, so that air can flow through both

openings

7, 8. In the embodiment shown in fig. 22, the second portion 2 comprises a magnet disposed throughout the area of the second portion 2 for coupling to the first portion 1 to removably secure the device 250 to the mask 30.

In some embodiments, such as the second portion 2 in those shown in fig. 14 and 22, having an outer race with a diameter of around 3.9cm within +/-10% (including +/-10%), having an inner race with a diameter of around 2.6cm within +/-10% (including +/-10%), but having an area between the outer and inner races of magnets, the

devices

200, 250 have a mass of around 40g within +/-20% (including +/-20%). In alternative embodiments, the

devices

200, 250 may have different weights depending on the size of the magnets in the second portion 2. For typical commercial surgical masks, according to the present invention, the

device

200, 250 has a maximum weight of 50g, because if the

device

200, 250 is greater than 50g, it may cause the typical mask to deform, or cause the

device

200, 250 to easily fall off.

In some embodiments, such as those shown in fig. 14 and 22, the

device

200, 250 includes a cutting device for cutting a portion of the mask and creating an opening in the mask that is capable of matching the opening of the first portion of the

device

200, 250, in order to enhance ventilation, the

device

200, 250 may include a filter to provide anti-viral and/or anti-bacterial properties, filter smoke, viruses, bacteria, airborne contaminants, etc., in place of the portion of the mask that is cut.

In some embodiments, such as those shown in FIGS. 14 and 22, the

devices

200, 250 are about 80mm long by 40mm by 25mm, with each dimension being within +/-20% (inclusive of +/-20%). In alternative embodiments, the device 200 may have different dimensions.

In some embodiments, such as those shown in FIGS. 14 and 22, the

devices

200, 250 include 550mAh batteries having a total charge in the range of +/-20% (inclusive of +/-20%). In alternative embodiments, the device 200 may include batteries with different characteristics.

In some embodiments, such as those shown in FIGS. 14 and 22, the

apparatus

200, 250 includes a 30mm axial fan 20 with fan dimensions in the range of +/-20% (inclusive). In alternative embodiments, the device 200 may include fans having different characteristics.

In some embodiments, such as those shown in fig. 14 and 22, the

devices

200, 250 include a USB type C charging port. In an alternative embodiment, the device 200 includes a charging port having different features and/or that is wirelessly chargeable.

In some embodiments, such as those shown in fig. 14 and 22, the first part 1 may comprise or be formed of polypropylene (PP). In alternative embodiments, the first portion 1 may comprise or be formed from High Density Polyethylene (HDPE), Low Density Polyethylene (LDPE), Acrylonitrile Butadiene Styrene (ABS), Polycarbonate (PC), polyethylene terephthalate (PET), Polyamide (PA), polycarbonate/acrylonitrile butadiene styrene (PC/ABS), Polystyrene (PS), Polyurethane (PU), or a combination of two or more thereof. In alternative embodiments, the first portion 1 may additionally or alternatively comprise one or more different materials, so long as such materials maintain structural integrity.

In some embodiments, such as those shown in fig. 14 and 22, the second part 2 comprises a magnet piece 9 overmolded by silicone. In alternative embodiments, the second portion 2 may be formed of and/or comprise a different material.

In some embodiments, such as those shown in fig. 14 and 22, the filter 230 can include a stainless steel mesh with a nanosilver coating. In alternative embodiments, the filter 230 may be formed of and/or include different materials.

Fig. 23 illustrates a user wearing the mask 30 and the detachable mask airflow device 250 of fig. 22 according to aspects of the present invention. In this embodiment, the device 250 is coupled to the mask 30 using the second portion 2 inside the mask as previously described. In this embodiment, some of the air (and/or other gases, aerosols, etc.) passing through the openings 7 of the first portion 1 may be exposed to the previously described ultraviolet radiation and/or nano-silver coating. Such exposure may degrade and/or destroy substances entering or exiting with respect to the user. In the illustrated view, the detachable air conditioner device 250 is at the right side of the user's face. The device 250 also operates at different locations on the mask 30.

In some embodiments, the detachable

mask airflow devices

200, 250 may include a thermometer. In some embodiments, the thermometer may be configured to communicate with a network, for example, using bluetooth technology.

In some embodiments, the first portion 1 includes an attachment mechanism for coupling to a mask.

In some embodiments, the attachment mechanism may comprise a clip, a button, a hook, a shackle, a compression fit mechanism, a snap fit mechanism, a slide mechanism, or any such suitable attachment mechanism, or a combination thereof.

In addition to the noted differences, the removable

mask airflow devices

200, 250 shown in fig. 14 and 22 may also include different features discussed in connection with other embodiments discussed herein.

Fig. 24 is a front perspective view of an alternative embodiment of a removable mask airflow device 300 according to aspects of the present invention. Similar to the previously described embodiment, in this embodiment, the device 300 includes a first portion 1, the first portion 1 being constructed and arranged to couple with a second portion 2 with the mask between the first and

second portions

1, 2. Similar to the previously described embodiments, one or more fan modules (not shown) may be mounted within the first part 1, such as in one or more openings of the first part.

In some embodiments, such as the embodiment shown in fig. 24, the first portion 1 includes a central region 40. In some embodiments, such as the embodiment shown in fig. 24, central region 40 includes one or more fan modules 20. The central region 40 also includes an opening 7 (not visible), which opening 7 defines a flow path through the device 300. Fan module 20 may be disposed within opening 7 and the flow path.

In some embodiments, such as the embodiment shown in fig. 24, the second portion 2, which is shown spaced apart from the first portion 1, is constructed and arranged to be removably and magnetically coupled to the first portion 1. In some embodiments, such as the embodiment shown in fig. 24, when the second portion 2 is coupled to the first portion 1, the openings of the first portion 1 align with the openings 8 of the second portion 2 to form a flow path therethrough.

In some embodiments, such as the one shown in fig. 24, the second part 2 is in the form of a ring of magnets. In some embodiments, such as the embodiment shown in fig. 24, the second portion 2 comprises one or more magnets 9 molded in silicone, as described above. In alternative embodiments, the second portion 2 may be formed of and/or comprise a different material.

In some embodiments, such as the embodiment shown in fig. 24, the first portion 1 of the detachable mask airflow device 200 includes one or more legs that are coupled to the central region 40 and/or extend from the central region 40. In the embodiment shown in fig. 24, the first part 1 comprises two

legs

42, 44. In alternative embodiments, the first part 1 comprises a different number of legs.

In some embodiments, one or

more legs

42, 44 are inclined relative to the bottom of central region 40 and toward the mask. In some embodiments, one or more of the legs are angled with respect to each other. In the embodiment shown, the

legs

42, 44 at least partially fit the face and at least partially enclose the second portion 2.

In some embodiments, such as the embodiment shown in fig. 24, the first part 1 comprises a shroud 34 at one (front) side of the fan module 20. In some embodiments, such as the embodiment shown in fig. 24, the cover 34 is removable. In some embodiments, such as the embodiment shown in fig. 24, the cover 34 comprises a mesh that can act as a filter to block contaminants. The cover 34 shown in fig. 24 may be configured so that the cover 34 can be easily cleaned or the cover 34 may be disposable and replaceable.

In the embodiment shown in fig. 24, the PCB may be stored within the first leg 42. In alternative embodiments, the PCB may be located in the second leg, or there may be a PCB in each leg.

In the embodiment shown in fig. 24, for example, the battery may be stored within the second leg 44 while the PCB is in the first leg 42. In an alternative embodiment, the battery may be the first leg 42 and the PCB may be in the second leg 44. In other embodiments,

legs

42, 44 may include a PCB and a battery.

In the embodiment shown in fig. 24, the charging port is located in the first leg 42. In alternative embodiments, the charging port may be at a different leg. In some embodiments, the wireless charging capability may be built into the first part 1, for example into the first leg 42 or the second leg 44.

In the embodiment shown in fig. 24, the status indicator 5 is at the first leg 42. In an alternative embodiment, the status indicator may be in the second leg 44. In still other embodiments, at least one status indicator may be present in each leg.

There are some additional differences between the embodiment 300 shown in fig. 24 and the previously described embodiments. The embodiment shown in fig. 24 is constructed and arranged to be positioned on a mask in the vicinity of the user's mouth, thereby improving the viewability of the device 300. The embodiment shown in fig. 24 also has a larger footprint than the previously described embodiments. Larger devices 300 closer to the user's mouth may result in filtered air being more efficiently delivered to the user's mouth if one or more fan modules 20 are configured to blow air toward the user. If one or more fan modules 20 are configured to blow air away from the user, a larger device 300 closer to the user's mouth may result in the exhaled breath being more effectively directed to the opening of the first portion 1.

The weight of the embodiment shown in fig. 24 is more balanced than that of the previously described embodiments, mainly due to the more symmetrical structure of the first part 1. In some embodiments, such as the embodiment shown in fig. 24, the sides of the device 300 may twist, bend, articulate, or otherwise be manipulable and/or rotatable by the user for comfort of the user. In addition to the noted differences, the embodiment shown in FIG. 24 may include the same or different features as previously described in connection with the embodiment shown in the previous figures.

Fig. 25 is a front perspective view of the embodiment of fig. 24 with the second portion disengaged from the first portion, in accordance with aspects of the present invention.

Fig. 26 is a top view of the embodiment of fig. 24, in accordance with aspects of the present invention. In the embodiment shown in fig. 26, the control button 4 is part of the first leg 42. In an alternative embodiment, the control button 4 may be in the second leg 44. In still other embodiments, there may be a control button in each leg, and different control buttons may control different functions of device 300.

Fig. 27 is another perspective view of the embodiment of fig. 24, in accordance with aspects of the present invention. Again, in this view, the second part 2 is detached from the first part.

Fig. 28 is a front perspective view of the embodiment of fig. 24, according to aspects of the present invention. Fig. 29 is a side view of the apparatus 300 of fig. 24, according to aspects of the present disclosure. Fig. 30 is a rear view of the apparatus 300 of fig. 24, according to aspects of the present disclosure.

Fig. 31 illustrates a user wearing the apparatus 300 of fig. 24 in accordance with aspects of the present invention. In this embodiment, device 300 is coupled to mask 30 as previously described, with first portion 1 being on the exterior of the mask and second portion 2 being on the interior of the mask. That is, the second portion 2 may be a ring with magnets coupled to the first portion by the mask 30.

In some embodiments, the removable mask airflow device 300 may include a thermometer. In some embodiments, the thermometer may be configured to communicate with a network, for example, using bluetooth technology.

In addition to the noted differences, the removable air conditioner device 300 shown in FIG. 24 may also include different features discussed in connection with other embodiments discussed herein.

Fig. 32 is a front perspective view of another alternative embodiment of a removable mask airflow device 400 according to aspects of the present invention. Similar to the previously described embodiment, in this embodiment, the device 400 includes a first portion 1 and a second portion 2, with the mask between the first portion 1 and the second portion 2. Similar to the previous embodiments, one or more fan modules (not shown) may be mounted at one or more openings.

In some embodiments, such as the embodiment shown in fig. 32, the second portion 2 is constructed and arranged as a clamp and is integral with the first portion 1. In some embodiments, such as the embodiment shown in fig. 32, when the device 400 is coupled to the mask 30, the top of the mask is located between the second portion 2 and the first portion 1. In this embodiment, the first and second portions combine to form one or more clips that slidingly receive the top of the mask.

In some embodiments, such as the embodiment shown in FIG. 32, the first portion 1 of the removable air conditioner device 400 includes one or more legs that are coupled to the central area 40. In the embodiment shown in fig. 32, the first part 1 comprises two

legs

52, 54. In alternative embodiments, the first portion 1 may comprise a different number of legs. In this embodiment, the legs are the same or substantially the same length. In alternative embodiments, one or more legs may have a different length than one or more other legs. In this embodiment, the legs are the same or substantially the same width. In alternative embodiments, the legs may have different widths.

In some embodiments, such as the embodiment shown in fig. 32, at least one leg may include at least one fan module. In this embodiment, first leg 52 includes at least one fan module 20. In alternative embodiments, one or more fan modules 20 are located at different locations. In some embodiments, each leg may include at least one fan module. In such embodiments, the fans may be controlled independently or collectively. In some embodiments where each leg includes fan module 20, the fans in different legs may direct flow the same or differently. For example, in some embodiments, a fan in one leg may direct fluid into the mask, while a fan in the other leg may direct fluid out of the mask.

In some embodiments, such as the embodiment shown in fig. 32, the central region 40 includes a nose band 41, the nose band 41 being configured to fit at the nose of a user. In some embodiments, such as the embodiment shown in fig. 32, the nose band 41 is adjustable to fit over the nose of the user. In some embodiments, the nose band 41 may include a memory wire. In some embodiments, memory wires may be embedded within the interior of the nose band 40 to ensure comfort. In some embodiments, the nose band 41 comprises silicone, and the memory wire may be disposed within the silicone. In alternative embodiments, the nose band may be formed of and/or include different materials that perform substantially the same physical function.

In some embodiments, such as the embodiment shown in fig. 32, the device 400 comprises a battery, such as a lithium ion polymer battery. In alternative embodiments, the device 400 includes different types of batteries.

In some embodiments, the apparatus 400 is constructed according to the previously discussed configurations. By way of example, the apparatus may comprise a filter and/or a transmitter as described previously.

Fig. 33 illustrates a user wearing the apparatus 400 of fig. 32 in accordance with aspects of the present invention.

In some embodiments, components such as the fan 20, fan shroud 24, and mesh filter 230 can be easily detached from the device and easily cleaned and sterilized. For example, the device may be sterilized under ultraviolet light. In other embodiments, one or more of these components may be disposable and replaceable, such as filter 230.

In some embodiments, components such as the PCB, battery, and control device may be arranged in different locations or configurations to achieve a desired weight balance or comfort for the user or stable securement of the device 400 to the mask 30.

In some embodiments, the removable mask airflow device 400 may include a thermometer. In some embodiments, the thermometer may be configured to communicate with a network, for example, using bluetooth technology.

In addition to the noted differences, the removable mask airflow device 400 shown in fig. 32 may also include different features discussed in connection with other embodiments discussed herein.

Fig. 34 illustrates a perspective view of an embodiment of a circular filter 500, the circular filter 500 configured for use with a removable mask airflow device according to aspects of the present invention. In the embodiment shown in fig. 34, the circular filter 500 includes a plurality of openings, each having a hexagonal shape. Alternative embodiments may have a different number of openings and/or may have one or more openings of different shapes. In various embodiments, the filter may be made of any rigid or semi-rigid material and have an anti-viral and/or anti-bacterial coating.

Fig. 35 illustrates a front view of the embodiment of fig. 34, in accordance with aspects of the present invention. Fig. 36 illustrates a rear view of the embodiment of fig. 34, in accordance with aspects of the present invention. Fig. 37 illustrates a side view of the embodiment of fig. 34 in accordance with aspects of the present invention.

Fig. 38 illustrates a perspective view of an embodiment of a square filter 600, the square filter 600 configured for use with a removable air conditioner device in accordance with aspects of the present invention. In the embodiment shown in fig. 38, the square filter 600 includes a plurality of openings, each having a hexagonal shape. Alternative embodiments may have a different number of openings and/or may have one or more openings of different shapes. In various embodiments, the filter may be made of any rigid or semi-rigid material and have an anti-viral and/or anti-bacterial coating.

Fig. 39 illustrates a front view of the embodiment of fig. 38, in accordance with aspects of the present invention. Fig. 40 illustrates a rear view of the embodiment of fig. 38, in accordance with aspects of the present invention. Fig. 41 illustrates a side view of the embodiment of fig. 38, in accordance with aspects of the present invention.

Fig. 42 illustrates a perspective view of an embodiment of a rectangular filter 700, the rectangular filter 700 configured for use with a removable air conditioner device in accordance with aspects of the present invention. In the embodiment shown in fig. 42, the rectangular filter 700 includes a plurality of openings, each having a hexagonal shape. Alternative embodiments may have a different number of openings and/or may have one or more openings of different shapes. In various embodiments, the filter may be made of any rigid or semi-rigid material and have an anti-viral and/or anti-bacterial coating.

Fig. 43 illustrates a front view of the embodiment of fig. 42, in accordance with aspects of the present invention. Fig. 44 illustrates a rear view of the embodiment of fig. 42, in accordance with aspects of the present invention. Fig. 45 illustrates a side view of the embodiment of fig. 42, in accordance with aspects of the present invention.

Fig. 46 illustrates a perspective view of an embodiment of an octagonal filter 800, the octagonal filter 800 configured for a removable air conditioner device in accordance with aspects of the present invention. In the embodiment shown in fig. 46, octagonal filter 800 includes a plurality of openings, each having a hexagonal shape. Alternative embodiments may have a different number of openings and/or may have one or more openings of different shapes. In various embodiments, the filter may be made of any rigid or semi-rigid material and have an anti-viral and/or anti-bacterial coating.

Fig. 47 illustrates a front view of the embodiment of fig. 46, in accordance with aspects of the present invention. Fig. 48 illustrates a rear view of the embodiment of fig. 46, in accordance with aspects of the present invention. Fig. 49 illustrates a side view of the embodiment of fig. 46, in accordance with aspects of the present invention.

While the foregoing has described what are considered to be the best mode and/or other preferred embodiments, it is understood that various modifications may be made therein and that the invention may be practiced in various forms and embodiments, and that the invention may be applied in numerous applications, only some of which have been described herein. The appended claims are intended to claim all the equivalents of the literal description, including all modifications and variations that fall within the scope of each claim. For example, the filter 230 may be a different shape than that of fig. 34-49, such as a hexagonal filter, to facilitate discrimination between used and unused filters. The removable airflow device may include differently shaped openings for receiving differently shaped filters, which may be advantageous to distinguish the removable mask airflow device from others.

It is appreciated that certain features of the invention, which are, for clarity, described in the context of separate embodiments, may also be provided in combination in a single embodiment. Conversely, various features of the invention which are, for brevity, described in the context of a single embodiment, may also be provided separately or in any suitable subcombination. For example, it should be understood that all features set forth in any claim (whether independent or dependent) may be combined in any given way.

Claims

1. A removable mask airflow device comprising:

a first portion constructed and arranged to be located at an outer surface of a mask, the first portion including an opening and at least one flow treatment device disposed in the opening, the at least one flow treatment device configured to treat a flow of fluid through the opening; and

a second portion constructed and arranged to be located at an interior surface of the mask,

wherein the second portion is constructed and arranged to: the second portion is coupled with the first portion with a portion of the mask between the first portion and the second portion.

2. The removable mask airflow device of claim 1 wherein the second portion is removably coupled to the first portion.

3. The removable mask airflow device of claim 1 wherein the second portion comprises at least one magnetic device configured to magnetically couple to the first portion.

4. The removable mask airflow device of claim 1 wherein the at least one flow treatment device includes an ultraviolet light source oriented to degrade or destroy bacteria and/or viruses passing through the opening.

5. The removable mask airflow device of claim 1 wherein the flow treatment device comprises a fan disposed within or adjacent to the opening of the first portion.

6. The removable mask airflow device of claim 1 wherein the flow treatment device comprises a filter disposed at the opening.

7. The removable mask airflow device of claim 6 wherein the filter has a shape that includes one of a circle, a square, a rectangle, a hexagon, and an octagon.

8. The removable mask airflow device of claim 1 wherein the removable mask airflow device weighs no more than 50 g.

9. The removable mask airflow device of claim 1 further comprising a connector for further securing the removable mask airflow device to the mask.

10. The removable mask airflow device of claim 1 wherein the first portion includes a first leg connected to a central portion configured to fit over the nose of the user.