Scent attractant

The flavor inhaler addresses communication interference by using a non-conductive housing and strategically designed heat diffusion to ensure effective heat dissipation, maintaining wireless communication functionality.

JP7857433B2Active Publication Date: 2026-05-12JAPAN TOBACCO INC
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Patent Information

Authority / Receiving Office
JP · JP
Patent Type
Patents
Current Assignee / Owner
JAPAN TOBACCO INC
Filing Date
2022-12-16
Publication Date
2026-05-12

AI Technical Summary

Technical Problem

Fragrance attractors with wireless communication parts face interference due to heat diffusion parts, hindering effective communication.

Method used

A flavor inhaler design with a non-conductive first housing containing a wireless communication section and a heat diffusion section that is partially open, using materials with varying thermal conductivities and orientations to ensure heat diffusion without obstructing communication.

Benefits of technology

Ensures wireless communication while effectively diffusing heat, preventing localized high temperatures and maintaining communication functionality.

✦ Generated by Eureka AI based on patent content.

Smart Images

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Patent Text Reader

Abstract

Provided is a flavor inhaler. This flavor inhaler comprises: a cylindrical accommodation part in which a consumable is accommodated for heating; a heat diffusion part which is disposed so as to cover at least a portion of the accommodation part and which diffuses heat of the accommodation part; a wireless communication unit which performs wireless communication with the outside; and a first housing and a second housing which are disposed along the longitudinal direction of the flavor inhaler. The first housing is composed of a non-conducting material. The accommodation part comprises a first accommodation portion housed in the first housing and a second accommodation portion housed in the second housing. The wireless communication unit is housed in the first housing. The heat diffusion part has a portion that is formed so as to open in the circumferential direction of the accommodation part.
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Description

Technical Field

[0006] , , , ,

[0001] The present invention relates to a fragrance attractor.

Background Art

[0002] Conventionally, a fragrance attractor for attracting fragrances and the like without burning materials is known. As such a fragrance attractor, there is known one provided with a metal heat diffusion part that diffuses the heat of a housing part in which a consumable material is housed and heated so that no hot spot occurs during use (see, for example, Patent Document 1).

Prior Art Documents

Patent Documents

[0003]

Patent Document 1

Summary of the Invention

Problems to be Solved by the Invention

[0004] When the fragrance attractor disclosed in Patent Document 1 is applied to a fragrance attractor provided with a wireless communication part for performing wireless communication with the outside, if the wireless communication part is surrounded by the heat diffusion part, there is a possibility that the wireless communication will be hindered.

[0005] The present invention has been made to solve at least part of the above problems, and an object thereof is to ensure wireless communication with the outside by the wireless communication part while diffusing the heat of the housing part by the heat diffusion part.

Means for Solving the Problems

[0006] In a first aspect of the present invention, a flavor inhaler is provided. The flavor inhaler comprises a cylindrical housing for heating a consumable, a heat diffusion section disposed to cover at least a portion of the housing and to diffuse the heat from the housing, a wireless communication section for wireless communication with the outside, and a first housing and a second housing disposed along the longitudinal direction of the flavor inhaler, wherein the first housing is made of a non-conductive material, the housing has a first housing portion housed in the first housing and a second housing portion housed in the second housing, the wireless communication section is housed in the first housing, and the heat diffusion section is partially open in the circumferential direction of the housing.

[0007] According to a first aspect of the present invention, the wireless communication unit is housed in a first housing made of a non-conductive material, and a heat diffusion section covering the housing is partially open in the circumferential direction of the housing. Therefore, while ensuring wireless communication with the outside by the wireless communication unit, the heat of the housing can be diffused by the heat diffusion section.

[0008] In a second aspect of the present invention, in the first aspect, the heat diffusion section is housed in a first housing, and the thermal conductivity of the heat diffusion section is greater than the thermal conductivity of the first housing.

[0009] According to a second aspect of the present invention, by making the thermal conductivity of the heat diffusion section greater than that of the first housing, heat can be uniformly diffused within the first housing, and localized high temperatures on the surface of the first housing can be suppressed.

[0010] In a third aspect of the present invention, in the first or second aspect, the thermal conductivity of the second housing is greater than that of the first housing.

[0011] According to a third aspect of the present invention, by making the thermal conductivity of the second housing greater than that of the first housing, heat from the first housing can be more easily diffused to the second housing, thereby suppressing the surface of the first housing from becoming excessively hot.

[0012] In a fourth aspect of the present invention, in any of the first to third aspects, the first housing is made of resin and the second housing is made of metal.

[0013] According to a fourth aspect of the present invention, by making the first housing out of resin and the second housing out of metal, the heat from the first housing can be more easily diffused to the second housing, thereby suppressing the surface of the first housing from becoming excessively hot.

[0014] In a fifth aspect of the present invention, in any of the first to fourth aspects, the contact surface between the first housing and the second housing is inclined with respect to a direction perpendicular to the longitudinal direction.

[0015] According to a fifth aspect of the present invention, by inclining the contact surfaces between the first housing and the second housing with respect to a direction perpendicular to the longitudinal direction, the longitudinal lengths of the first housing and the second housing can be varied between the side where the housing is located and the side where the housing is not located.

[0016] In a sixth aspect of the present invention, in the fifth aspect, the longitudinal length of the first housing is shorter on the side where the housing is located than on the side where the housing is not located.

[0017] According to a sixth aspect of the present invention, by making the longitudinal length of the first housing on the side in which the housing is located shorter than the longitudinal length of the first housing on the side in which the housing is not located, the heat from the housing can be efficiently diffused to the second housing.

[0018] In the seventh aspect of the present invention, in any of the first to sixth aspects, the heat diffusion portion is arranged in contact with the inner surface of the first housing.

[0019] According to a seventh aspect of the present invention, by positioning the heat diffusion section in contact with the inner surface of the first housing, the heat from the heat diffusion section can be efficiently diffused from the surface of the first housing to the outside after use of the flavor inhaler.

[0020] In the eighth aspect of the present invention, in any one of the first to seventh aspects, the heat dissipation part is arranged in contact with the second housing.

[0021] According to the eighth aspect of the present invention, by arranging the heat dissipation part in contact with the second housing, the heat of the heat dissipation part can be dissipated to the second housing.

[0022] In the ninth aspect of the present invention, in any one of the first to eighth aspects, the accommodating part and the wireless communication part are arranged adjacent to each other in a direction orthogonal to the longitudinal direction, and in the circumferential direction of the accommodating part, a part on the wireless communication part side of the heat dissipation part is open.

[0023] According to the ninth aspect of the present invention, by opening a part on the wireless communication part side of the heat dissipation part in the circumferential direction of the accommodating part, it is possible to suppress the heat of the accommodating part from being dissipated to the wireless communication part and ensure wireless communication between the wireless communication part and the outside.

[0024] In the tenth aspect of the present invention, in any one of the first to ninth aspects, the elements of the wireless communication part are arranged so as not to face the accommodating part.

[0025] According to the tenth aspect of the present invention, by arranging the elements of the wireless communication part so as not to face the accommodating part, the influence of the heat of the accommodating part on the elements of the wireless communication part can be reduced.

[0026] In the eleventh aspect of the present invention, in any one of the first to tenth aspects, the length of the heat dissipation part in the longitudinal direction increases from the side where the accommodating part is arranged to the side where the accommodating part is not arranged.

[0027] According to the 11th aspect of the present invention, by increasing the length of the heat diffusion part in the longitudinal direction from the side where the accommodating part is arranged towards the side where the accommodating part is not arranged, the surface area of the heat diffusion part becomes larger around the side where the accommodating part is not arranged, promoting heat diffusion, and it is possible to reduce the temperature of the heat diffusion part on the side where the accommodating part is not arranged.

Brief Description of Drawings

[0028] [Figure 1] It is a perspective view of an aroma attractor according to an embodiment of the present invention. [Figure 2] It is a perspective view of an aroma attractor containing a consumable material. [Figure 3] It is a cross-sectional view of the aroma attractor as viewed in the direction of arrow 3-3 in FIG. 1. [Figure 4] It is a front view of an aroma attractor according to an embodiment of the present invention. [Figure 5] It is a perspective view of an aroma attractor with the upper housing removed. [Figure 6] It is a plan view of the aroma attractor shown in FIG. 5. [Figure 7] It is an enlarged view of the heat diffusion sleeve shown in FIG. 5, excerpted.

Modes for Carrying Out the Invention

[0029] Hereinafter, embodiments of the present invention will be described with reference to the drawings. In the drawings described below, the same or corresponding components are denoted by the same reference numerals, and redundant descriptions are omitted.

[0030] Figure 1 is a perspective view of a flavor inhaler 100 according to one embodiment of the present invention. Figure 2 is a perspective view of the flavor inhaler 100 containing a consumable 120 inserted through the opening 110. In the drawings described herein, an XYZ Cartesian coordinate system may be shown for convenience of explanation. In this coordinate system, the Z axis points vertically upward, the XY plane is positioned to cut the flavor inhaler 100 horizontally, and the Y axis extends from the front to the back of the flavor inhaler 100. The Z axis can also be said to be the insertion direction of the consumable 120 contained in the chamber 50, which will be described later. The X axis direction can also be said to be the longitudinal direction of the device in a plane perpendicular to the insertion direction of the consumable 120. The Y axis direction can also be said to be the short direction of the device in a plane perpendicular to the insertion direction of the consumable 120.

[0031] The flavor inhaler 100 is configured to generate a flavor-containing aerosol by heating a stick-shaped consumable 120 having a flavor source containing an aerosol source. The consumable 120 is configured, for example, to have a smoky object containing a flavor source such as tobacco and an aerosol source at its tip in the negative Z-axis direction, and a filter at another location. Examples of aerosol sources include glycerin, propylene glycol, triacetin, 1,3-butanediol, and mixtures thereof. In this embodiment, the consumable 120 is described as a stick shape, but the consumable used in the flavor inhaler 100 is not limited to this. For example, the consumable can be configured to include a cartridge containing a liquid aerosol source. Furthermore, the cartridge may have a heating element.

[0032] As shown in Figures 1 and 2, the flavor inhaler 100 has a housing 102 consisting of an upper housing (first housing) 104 and a lower housing (second housing) 106, and a slide cover 108.

[0033] The housing 102 constitutes the outermost housing of the flavor inhaler 100 and is sized to fit in the user's hand. When the user uses the flavor inhaler 100, they can hold the flavor inhaler 100 in their hand and inhale the aerosol. In this case, the upper housing 104 is made of a resin such as polycarbonate, and the lower housing 106 is made of a metal such as aluminum. However, the material of the housing 102 is not limited to these, and can be made of any suitable resin, such as polycarbonate (PC), ABS (Acrylonitrile-Butadiene-Styrene) resin, PEEK (polyetheretherketone), or a polymer alloy containing multiple types of polymers.

[0034] The upper housing 104 has an opening 110 for receiving the consumable 120, and the slide cover 108 is slidably mounted on the upper housing 104 to close this opening 110. Specifically, the slide cover 108 is configured to move along the outer surface of the upper housing 104 between a closed position that closes the opening 110 of the upper housing 104 and an open position (the position shown in Figures 1 and 2) that opens the opening. For example, a user can move the slide cover 108 between the closed and open positions by manually operating it. This allows the slide cover 108 to allow or restrict access of the consumable 120 to the inside of the flavor inhaler 100.

[0035] Figures 1 and 2 illustrate the housing 102 of the flavor inhaler 100 such that the joint surface between the upper housing 104 and the lower housing 106 intersects the XY plane at an angle. However, the configuration of the housing 102 is not limited to this. For example, the housing 102 can be constructed from three or more members.

[0036] The flavor inhaler 100 may also have terminals (not shown). These terminals may be interfaces for connecting the flavor inhaler 100 to, for example, an external power source. If the power source of the flavor inhaler 100 is a rechargeable battery, the power source can be charged by connecting an external power source to the terminals, thereby supplying current from the external power source to the power source. Alternatively, by connecting a data transmission cable to the terminals, data related to the operation of the flavor inhaler 100 may be transmitted to an external device.

[0037] Next, the internal structure of the flavor inhaler 100 according to one embodiment of the present invention will be described. Figure 3 is a cross-sectional view of the flavor inhaler 100 in the line 3-3 shown by the arrow in Figure 1. As shown in Figure 3, the internal space of the housing 102 of the flavor inhaler 100 is provided with a power supply unit 20, an atomizing unit 30, and a control unit 80.

[0038] The control unit 80 (wireless communication unit) includes a circuit board (control board) 82. The circuit board 82 includes, for example, a microprocessor and can control the supply of power from the power supply unit 20 to the atomizing unit 30. This allows the control unit 80 to control the heating of the consuming material 120 by the atomizing unit 30. The control unit 80 also includes a Bluetooth® interface (element) 28. The control unit 80 can communicate with external devices via the Bluetooth® interface 28.

[0039] The power supply unit 20 has a power supply 21 that is electrically connected to the circuit board 82 of the control unit 80. The power supply 21 may be, for example, a rechargeable battery or a non-rechargeable battery. The power supply 21 is electrically connected to the atomizing unit 30 via the circuit board 82. This allows the power supply 21 to supply power to the atomizing unit 30 so as to properly heat the consuming material 120.

[0040] The atomizing unit 30 includes a chamber (housing unit) 50 extending in the longitudinal direction of the consumable material 120, a heating unit (not shown) surrounding a part of the chamber 50, a heat insulating unit 32, and a substantially cylindrical insertion guide member 34. The chamber 50 is configured to house the consumable material 120. The heating unit is configured to contact the outer circumferential surface of the chamber 50 and heat the consumable material 120 housed in the chamber 50. As an example, a susceptor can be provided inside or near the consumable material 120, and the heating unit can be configured to include an induction coil for induction heating of the susceptor.

[0041] The heat insulating section 32 is positioned to surround the chamber 50 and the heating section. The heat insulating section 32 may be, for example, aerogel. The insertion guide member 34 is formed of a resin material such as PEEK, PC, or ABS, and is provided between the slide cover 108 in the closed position and the chamber 50. When the slide cover 108 is in the open position, the insertion guide member 34 communicates with the outside of the flavor inhaler 100 and guides the insertion of the consumable 120 into the chamber 50 by inserting the consumable 120 into the insertion guide member 34.

[0042] Furthermore, the atomizing unit 30 and the control unit 80 are covered by a heat diffusion sleeve (heat diffusion unit) 70 and arranged in the internal space of the housing 102. The heat diffusion sleeve 70 is made of a material with high thermal conductivity, such as metal, and diffuses the heat generated in the atomizing unit 30 inside the housing 102. The heat diffusion sleeve 70 can be configured to be located only inside the upper housing 104 and not interfere with the lower housing 106. In addition, an open area can be provided in the heat diffusion sleeve 70 so as not to interfere with the control unit 80's communication with external devices via the Bluetooth® interface 28. Generally, metal members interfere with electromagnetic waves, but at least the open area of ​​the heat diffusion sleeve 70 can be used as a path for the control unit 80 to communicate with external devices via the Bluetooth® interface 28.

[0043] Next, the characteristic structure of the flavor inhaler 100 according to one embodiment of the present invention will be described. Figure 4 is a front view of the flavor inhaler 100 according to one embodiment of the present invention. In Figure 4, a cylindrical chamber 50, which is housed in the housing 102 and is used to heat the consumable 120, is shown by dashed lines.

[0044] As shown in Figure 4, the upper housing 104 and the lower housing 106 are arranged along the longitudinal direction of the flavor inhaler 100. The chamber 50 has a first housing portion 51 housed in the upper housing 104 and a second housing portion 52 housed in the lower housing 106.

[0045] As described above, the upper housing 104 is made of a non-conductive material such as polycarbonate (PC), ABS (Acrylonitrile-Butadiene-Styrene) resin, PEEK (polyetheretherketone), or a polymer alloy containing multiple types of polymers. As described above, the lower housing 106 is made of a metal such as aluminum.

[0046] Figure 5 is a perspective view of the flavor inhaler 100 with the upper housing 104 removed. Figure 6 is a plan view of the flavor inhaler 100 shown in Figure 5. As shown in Figures 5 and 6, the chamber 50 and the control unit 80 that controls the operation of the flavor inhaler 100 are arranged adjacent to each other in a direction perpendicular to the longitudinal direction of the flavor inhaler 100.

[0047] The heat diffusion sleeve 70 is positioned to cover the first housing portion 51, which is at least a part of the chamber 50, and to diffuse the heat from the chamber 50. Here, the heat diffusion sleeve 70 and the control unit 80 are housed in the upper housing 104. As mentioned above, the control unit 80 may communicate wirelessly with the outside via the Bluetooth® interface 28.

[0048] Figure 7 is an enlarged view of the heat diffusion sleeve 70 shown in Figure 5. As shown in Figure 7, the heat diffusion sleeve 70 has a main body portion 71, an extension portion 72 that extends from the main body portion 71 toward the control unit 80 beyond the chamber 50, and a contact portion 73 that contacts the lower housing 106 when assembled. The heat diffusion sleeve 70 also has an open portion 74 on the circumferential direction of the chamber 50, with a portion open on the side toward the control unit 80.

[0049] Thus, the control unit 80, which functions as a wireless communication unit for communicating with the outside, is housed in an upper housing 104 made of a non-conductive material, and the heat diffusion sleeve 70 covering the chamber 50 is partially open in the circumferential direction of the chamber 50. Therefore, while ensuring wireless communication with the outside by the control unit 80, the heat of the chamber 50 can be diffused by the heat diffusion sleeve 70.

[0050] Furthermore, the heat diffusion sleeve 70 covering the chamber 50 has a portion open on the side of the control unit 80 in the circumferential direction of the chamber 50. Therefore, the heat diffusion sleeve 70 can diffuse the heat from the chamber 50 while protecting the control unit 80 from the heat of the chamber 50. In addition, it suppresses the diffusion of heat from the chamber 50 to the control unit 80 and ensures wireless communication between the control unit 80 and the outside world.

[0051] Furthermore, as shown in Figures 5 to 7, it is preferable that the heat diffusion sleeve 70 extends beyond the chamber 50 toward the control unit 80. By configuring the heat diffusion sleeve 70 to extend beyond the chamber 50 toward the control unit 80, heat diffusion in the radial direction of the chamber 50 can be promoted.

[0052] Furthermore, as shown in Figures 5 and 6, it is preferable that the heat diffusion sleeve 70 is positioned so as not to cover at least one main surface of the substrate 82. That is, it is preferable that the extension portion 72 of the heat diffusion sleeve 70 is positioned so as not to cover the surface of the substrate 82 on which the elements are placed. By positioning the heat diffusion sleeve 70 so as not to cover at least one main surface of the substrate 82, heat transfer by radiation from the heat diffusion sleeve 70 to the substrate 82 can be suppressed, and the control unit 80 can be better protected from the heat of the chamber 50.

[0053] Furthermore, it is preferable that the thermal conductivity of the heat diffusion sleeve 70 is greater than that of the upper housing 104. By making the thermal conductivity of the heat diffusion sleeve 70 greater than that of the upper housing 104, heat can be uniformly diffused within the upper housing 104, and localized high temperatures on the surface of the upper housing 104 can be suppressed.

[0054] Furthermore, it is preferable that the thermal conductivity of the lower housing 106 is greater than that of the upper housing 104. By making the thermal conductivity of the lower housing 106 greater than that of the upper housing 104, heat from the upper housing 104 can be more easily diffused to the lower housing 106, thereby suppressing the surface of the upper housing 104 from becoming excessively hot.

[0055] Furthermore, it is preferable that the upper housing 104 is made of resin and the lower housing 106 is made of metal. By making the upper housing 104 out of resin and the lower housing 106 out of metal, the heat from the upper housing 104 can be more easily dissipated to the lower housing 106, thereby suppressing the surface of the upper housing 104 from becoming excessively hot.

[0056] Furthermore, as shown in Figure 4, it is preferable that the contact surfaces between the upper housing 104 and the lower housing 106 have an inclination with respect to a direction perpendicular to the longitudinal direction. By inclining the contact surfaces between the upper housing 104 and the lower housing 106 with respect to a direction perpendicular to the longitudinal direction, the longitudinal lengths of the upper housing 104 and the lower housing 106 can be varied on the side where the chamber 50 is located and the side where the chamber 50 is not located.

[0057] Furthermore, as shown in Figure 4, it is preferable that the longitudinal length of the upper housing 104 is shorter on the side where the chamber 50 is located than on the side where the chamber 50 is not located. By making the longitudinal length of the upper housing 104 on the side where the chamber 50 is located shorter than the longitudinal length of the upper housing 104 on the side where the chamber 50 is not located, the heat from the chamber 50 can be efficiently diffused to the lower housing 106.

[0058] Furthermore, it is preferable that the heat diffusion sleeve 70 is positioned in contact with the inner surface of the upper housing 104. By positioning the heat diffusion sleeve 70 in contact with the inner surface of the upper housing 104, the heat from the heat diffusion sleeve 70 can be efficiently diffused from the surface of the upper housing 104 to the outside after use of the flavor inhaler 100.

[0059] Furthermore, as shown in Figure 7, it is preferable that the heat diffusion sleeve 70 is positioned in contact with the lower housing 106. That is, it is preferable that the heat diffusion sleeve 70 is positioned in contact with the lower housing 106, for example, via a contact portion 73. By positioning the heat diffusion sleeve 70 in contact with the lower housing 106, the heat from the heat diffusion sleeve 70 can be diffused to the lower housing 106.

[0060] Furthermore, as shown in Figures 5 and 6, it is preferable that the elements of the control unit 80, such as the Bluetooth® interface 28, are arranged so as not to face the chamber 50. By arranging the elements of the control unit 80 so as not to face the chamber 50, the influence of the heat of the chamber 50 on the elements of the control unit 80 can be reduced.

[0061] Furthermore, as shown in Figures 5 and 7, it is preferable that the longitudinal length of the heat diffusion sleeve 70 increases from the side where the chamber 50 is located to the side where the chamber 50 is not located, that is, from the side where the chamber 50 is located to the side where the control unit 80 is located. By increasing the longitudinal length of the heat diffusion sleeve 70 from the side where the chamber 50 is located to the side where the control unit 80 is located, the surface area of ​​the heat diffusion sleeve 70 around the control unit 80 increases, promoting heat diffusion and reducing the temperature of the heat diffusion sleeve 70 on the side where the control unit 80 is located.

[0062] Furthermore, the surface of the heat diffusion sleeve 70 does not need to be flat, nor does the thickness of the heat diffusion sleeve 70 need to be uniform. For example, instead of changing the length of the heat diffusion sleeve 70 in the longitudinal direction on the side where the chamber 50 is located and the side where the control unit 80 is located, the surface of the heat diffusion sleeve 70 on the side where the control unit 80 is located may be made uneven. By making the surface of the heat diffusion sleeve 70 on the side where the control unit 80 is located uneven, the surface area of ​​the heat diffusion sleeve 70 around the control unit 80 is increased, promoting heat diffusion and reducing the temperature of the heat diffusion sleeve 70 on the side where the control unit 80 is located.

[0063] While embodiments of the present invention have been described above, these embodiments are intended to facilitate understanding of the present invention and do not limit it. The present invention can be modified and improved without departing from its spirit, and its equivalents are included. Furthermore, combinations or omissions of the components described in the claims and specification are possible to the extent that at least some of the above-mentioned problems can be solved or at least some of the effects can be achieved. [Explanation of Symbols]

[0064] 20...Power supply section 21…Power supply 28…Bluetooth® interface (element) 30...Atomization section 32…Insulation section 34… Insertion guide member 50... Chamber (containment section) 51...First containment section 52...Second containment section 70…Heat diffusion sleeve (heat diffusion part) 71...Main body 72...Extending part 73... Contact area 74...Open part 80... Control Unit (Wireless Communication Unit) 82... Circuit board (control board) 100...Flavor aspirator 102... Housing 104... Upper housing (first housing) 106...Lower Housing (Second Housing) 108...Slide cover 110...Aperture 120…Consumables

Claims

1. It is a flavor inhaler, A cylindrical container for heating the consumables, A heat diffusion section is provided, which is positioned to cover at least a portion of the aforementioned housing section and to diffuse the heat from the housing section. A wireless communication unit that performs wireless communication with the outside world, The flavor inhaler comprises a first housing and a second housing arranged along the longitudinal direction of the flavor inhaler, The first housing is made of a non-conductive material, The housing portion has a first housing portion housed in the first housing and a second housing portion housed in the second housing, The wireless communication unit is housed in the first housing, The heat diffusion section is partially open in the circumferential direction of the housing section. The housing unit and the wireless communication unit are arranged adjacent to each other in a direction perpendicular to the longitudinal direction. The heat diffusion section is open in the circumferential direction of the housing section, with a portion on the side of the wireless communication section being open. Flavor aspirator.

2. A flavor inhaler according to claim 1, The heat diffusion section is housed in the first housing, The thermal conductivity of the heat diffusion section is greater than that of the first housing. Flavor aspirator.

3. A flavor inhaler according to claim 1 or claim 2, The thermal conductivity of the second housing is greater than that of the first housing. Flavor aspirator.

4. A flavor inhaler according to claim 1 or claim 2, The first housing is made of resin, and the second housing is made of metal. Flavor aspirator.

5. A flavor inhaler according to claim 1 or claim 2, The contact surfaces of the first housing and the second housing are inclined with respect to a direction perpendicular to the longitudinal direction. Flavor aspirator.

6. A flavor inhaler according to claim 5, The longitudinal length of the first housing is shorter on the side where the housing is located than on the side where the housing is not located. Flavor aspirator.

7. A flavor inhaler according to claim 1 or claim 2, The heat diffusion portion is positioned in contact with the inner surface of the first housing. Flavor aspirator.

8. A flavor inhaler according to claim 1 or claim 2, The heat diffusion portion is positioned in contact with the second housing. Flavor aspirator.

9. A flavor inhaler according to claim 1 or claim 2, The wireless communication unit includes a substrate and elements, The element is arranged on the side of the substrate that does not face the housing portion. Flavor aspirator.

10. A flavor inhaler according to claim 1 or claim 2, The longitudinal length of the heat diffusion portion increases from the side where the housing is located to the side where the housing is not located. Flavor aspirator.