Locker system

The locker system addresses inefficiencies by using electronic keys and communication terminals to confirm user intent, ensuring the key remains active for continued use, thus preventing inconvenience.

JP2026076944APending Publication Date: 2026-05-12ITOKI CORP
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Patent Information

Authority / Receiving Office
JP · JP
Patent Type
Applications
Current Assignee / Owner
ITOKI CORP
Filing Date
2025-07-01
Publication Date
2026-05-12

AI Technical Summary

Technical Problem

In lockers used by a large number of people, inefficiencies arise due to the need for a certain amount of space for each locker, even if some remain empty, leading to underutilization.

Method used

A locker system with electronic keys and portable communication terminals that automatically lock when the door is closed, allowing confirmation of user intent for continued use, thereby preventing unnecessary key deactivation.

Benefits of technology

Prevents user inconvenience by ensuring the electronic key remains active if the user intends to continue using the locker, reducing the likelihood of being unable to retrieve belongings.

✦ Generated by Eureka AI based on patent content.

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Abstract

Reduce the possibility of lockers becoming locked unintentionally by the user. [Solution] The locker system (100) includes a locker (1) that is unlocked by an electronic key and a portable communication terminal (8) that unlocks the locker (1) using the electronic key. The locker (1) is automatically locked when the door is closed, and the electronic key is deactivated when the use of the locker (1) ends. The portable communication terminal (8) includes a display unit (9) that displays a confirmation message to check whether the locker (1) will be used again when the locker (1) is unlocked using the electronic key, and a reception unit (82) that receives the user's response to the confirmation message.
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Description

Technical Field

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[0001] The present disclosure relates to a locker system including lockers having a plurality of storage spaces.

Background Art

[0002] Patent Document 1 describes a management system for improving the utilization rate of lockers.

Prior Art Documents

Patent Documents

[0003]

Patent Document 1

Summary of the Invention

Problems to be Solved by the Invention

[0004] In lockers assuming use by a specific large number of people, usually, it is necessary to prepare lockers for the number of people, and a certain amount of space is required. Also, in this case, even though there are empty lockers, they may not be used, which is inefficient. [[ID=​​​​​​​​​​​​To solve the aforementioned problems, a locker system according to one aspect of the present invention is a locker system including a locker that is unlocked by an electronic key and a portable communication terminal that unlocks the locker using the electronic key, wherein the locker is automatically locked when the door is closed, the electronic key is deactivated when the use of the locker ends, and the portable communication terminal includes a display unit that displays a confirmation message to confirm whether the locker will be used again when the locker is unlocked using the electronic key, and a reception unit that receives the user's response input to the confirmation message. [Effects of the Invention]

[0008] According to one aspect of the present invention, the user can be asked whether they wish to continue using the locker when it is unlocked, allowing for appropriate action to be taken depending on whether or not they wish to continue using it. This makes it possible to prevent any potential disadvantages the user may suffer. [Brief explanation of the drawing]

[0009] [Figure 1] This figure shows an overview of the locker system according to Embodiment 1 of this disclosure. [Figure 2] This is a functional block diagram of the locker system according to Embodiment 1. [Figure 3] This is a schematic perspective view of the locker system. [Figure 4] Another general perspective of the locker. [Figure 5] This is a schematic diagram showing one of the locker opening / closing mechanisms. [Figure 6] This figure shows an example of a display on a mobile communication terminal used to lock and unlock lockers. [Figure 7] This is a sequence diagram showing the processing flow in a locker system. [Figure 8] This diagram shows the screen transitions on a mobile communication device when unlocking a locker. [Modes for carrying out the invention]

[0010] [Embodiment 1] In the locker system 100 according to this embodiment, the locker 1 employs an auto-lock that locks when the opening / closing body 3 is closed. Furthermore, the unlocking key for unlocking the locker 1 while it is in use is an electronic key, and once the locker 1 is unlocked with the unlocking key, the unlocking key is essentially invalidated. Therefore, in the locker system 100 according to this disclosure, when using the unlocking key to unlock the locker 1 while it is in use, the system confirms whether the user intends to end their use or to temporarily unlock it. This prevents the unlocking key from being invalidated regardless of the user's intention, and reduces the possibility of inconvenience such as the user being unable to retrieve their belongings from the locker 1.

[0011] Hereinafter, one embodiment of the present disclosure will be described in detail with reference to the drawings. Note that the parts shown in the drawings of the present disclosure are illustrative and may differ from the actual scale.

[0012] This embodiment relates to a locker system 100 that includes a locker 1 having multiple storage spaces S and a locking / unlocking mechanism 3, such as a door, that opens and closes each storage space S, which is powered by a mobile communication terminal 8 such as a smartphone.

[0013] First, an overview of the locker system 100 will be described with reference to Figure 1. As shown in Figure 1, the locker system 100 includes a locker 1 and a mobile communication terminal 8. The mobile communication terminal 8 is connected to a management server 101 via a network 50. The management server 101 manages the reservation and usage status of the locker 1. The locker 1 can be unlocked by the user using an unlocking key stored in their mobile communication terminal 8. Power necessary for controlling the locking and unlocking of the locker 1 may also be supplied from the mobile communication terminal 8. By supplying power from the mobile communication terminal 8, a highly efficient locker system 100 can be realized without creating a complex structure in the locker 1 to allow direct control from the management server 101, and without having to place it near a power source to receive power.

[0014] <Locker: Overview> Figure 2 is a functional block diagram of the locker system 100 according to this embodiment. The locker system 100 includes a locker 1. The locker 1 will be described in more detail with reference to Figures 3 and 4 in conjunction with Figure 2. Figures 3 and 4 are schematic perspective views of the locker 1. In particular, Figures 3 and 4 show the front side of the locker 1, in other words, the side facing the multiple opening / closing bodies 3 which will be described later, as the front side of the page. Also, compared to Figure 3, Figure 4 omits the illustration of the multiple opening / closing bodies 3 of the locker 1 and shows in more detail the side of the locker 1 that is behind each of the opening / closing bodies 3.

[0015] In the drawings showing Locker 1 of this disclosure, the x, y, and z axes are also shown. In particular, in each drawing showing Locker 1, the direction from left to right when facing the front of Locker 1 is defined as the positive x-axis. Also, in each drawing showing Locker 1, the direction from the front of Locker 1 towards the back is defined as the positive y-axis. Furthermore, in each drawing showing Locker 1, the direction from the bottom to the top of Locker 1 is defined as the positive z-axis.

[0016] <Locker: Outer panel and opening / closing mechanism> The locker 1 includes an outer panel 2 and a plurality of opening / closing bodies 3. As shown in FIG. 4, the outer panel 2 is configured such that a plurality of accommodation spaces S capable of accommodating contents are arranged at least in one of the vertical and horizontal directions facing the front of the locker 1, for example. In particular, the outer panel 2 is configured such that the opening of each accommodation space S is located on the front side of the locker 1.

[0017] Each of the opening / closing bodies 3 is attached, for example, to the side of the opening of the accommodation space S of the outer panel 2 as will be described later, and opens and closes each of the accommodation spaces S. Each of the opening / closing bodies 3 is rotatably attached to the outer panel 2 by a mechanism to be described later.

[0018] The locker 1, particularly the opening / closing body 3 of the locker 1 and each part located in the vicinity of the opening / closing body 3, will be described in more detail with reference to FIG. 5 in combination with FIGS. 2 to 4. Schematic views F41, F42, and F43 in FIG. 5 each show an enlarged view of one of the opening / closing bodies 3 and a part of the outer panel 2 located in the vicinity of the opening / closing body 3. In particular, each schematic view in FIG. 5 shows the case where the opening / closing body 3 closes each of the accommodation spaces S. Further, the schematic view F41 shows the opening / closing body 3 from the front side, and the schematic views F42 and F43 show the opening / closing body 3 from the back side, in other words, from the inside of the accommodation space S. Furthermore, the schematic view F42 shows the opening / closing body 3 in the locked state to be described in detail later, and the schematic view F43 shows the opening / closing body 3 in the unlocked state to be described in detail later.

[0019] As shown in the schematic view F41, the locker 1 has a handle 32 on the outer surface of each of the opening / closing bodies 3, which is gripped by a user of the locker 1 to rotate the opening / closing body 3 with respect to the outer panel 2 to open and close the accommodation space S. Also, as shown in the schematic views F42 and F43, the locker 1 may have a hinge 33 that rotatably restrains each of the opening / closing bodies 3 with respect to the outer panel 2. Thereby, when the opening / closing body 3 is in the unlocked state to be described later, the user of the locker 1 can hold the handle 32 and move the opening / closing body 3, thereby rotating the opening / closing body 3 around the hinge 33 to open and close the accommodation space S.

[0020] The locker 1 further comprises a locking unit 4, a power receiving unit 5, and a control unit 6. Furthermore, as shown in Figure 2, the control unit 6 comprises a power storage unit 61, a locking unit control unit 62, a memory 63, and a calculation unit 64.

[0021] <Locker: Lock> As shown in schematic diagrams F42 and F43, the locking mechanism 4 includes, for example, a locking mechanism projection 41 and a rotating shaft 42 that rotatably restrains the locking mechanism projection 41. Here, for example, the outer panel 2 includes an outer projection 21 that protrudes from the front side of the storage space S towards the center in the left-right direction of the storage space S, as shown in schematic diagrams F42 and F43. As shown in schematic diagram F42, when the opening / closing body 3 closes the storage space S and the opening / closing body 3 is locked, at least a portion of the locking mechanism projection 41 of the locking mechanism 4 is located further back in the storage space S than the outer projection 21 of the outer panel 2. Furthermore, in the locked state, at least a portion of the locking mechanism projection 41 overlaps with at least a portion of the outer projection 21 in a front view of the locker 1.

[0022] As a result, when the opening / closing body 3 is closed to the storage space S and the opening / closing body 3 is locked, even if the opening / closing body 3 is rotated around the hinge 33 to open the storage space S, the locking part projection 41 and the outer projection 21 interfere with each other, preventing the opening / closing body 3 from rotating. Therefore, in the locked state, the opening / closing body 3 maintains a closed state to the storage space S, making it impossible for a user of the locker 1 to open the storage space S even if they operate the opening / closing body 3.

[0023] On the other hand, as shown in schematic diagram F42, when the opening / closing body 3 is in the unlocked state, the locking projection 41 rotates around the rotation axis 42 and moves to a position where it does not overlap with the outer projection 21 when viewed from the front of the locker 1. Therefore, when it is in the unlocked state, a user of the locker 1 can open the storage space S by rotating the opening / closing body 3 around the hinge 33, for example, by grasping the handle 32 of the opening / closing body 3 and pulling it towards the front of the locker 1.

[0024] As a result, the locking mechanism 4 locks and unlocks the opening / closing body 3, enabling users of the locker 1 to put items into and take them out of the storage space S, and to maintain the storage of items in the storage space S.

[0025] <Locker: Power receiving unit> The power receiving unit 5 can receive power wirelessly from the power supply unit (described later) via, for example, near-field communication (NFC), and includes, for example, an NFC antenna (not shown). As shown in schematic diagrams F42 and F43, the power receiving unit 5 is located, for example, on the inner surface of the opening / closing body 3. The power receiving unit 5 receives power wirelessly from a mobile communication terminal 8, such as a smartphone (described later), located outside the housing space S. The location of the power receiving unit 5 is not particularly limited as long as it is located on the inside of the housing space S and can receive power wirelessly from the mobile communication terminal 8; for example, the power receiving unit 5 may be located on the inner surface of the outer panel 2. Also, as long as the power receiving unit 5 can receive power from the power supply unit (described later), the configuration of the power receiving unit 5 is not particularly limited and may include various configurations, such as a conventionally known NFC antenna. The power received by the power receiving unit 5 is sent to the control unit 6 by various means such as wired or wireless connections.

[0026] <Locker: Control Unit: Power Storage Unit and Lock Control Unit> The power storage unit 61 of the control unit 6 stores the power supplied from the power receiving unit 5 at least temporarily. The power storage unit 61 may include various batteries, such as secondary batteries, that can store power at least temporarily by applying voltage.

[0027] The lock control unit 62 operates the lock 4 using, for example, power stored in the power storage unit. In particular, the lock control unit 62 controls the locking and unlocking of the opening / closing body 3 by the lock 4, for example, by controlling the rotation of the lock projection 41 around the rotation axis 42 when the opening / closing body 3 is closed over the opening of the storage space S. The operation of the lock 4 by the lock control unit 62 may also be achieved by supplying power to a power unit such as a motor (not shown) using wired or wireless means, operating the power unit, and rotating the lock projection 41 around the rotation axis 42.

[0028] <Locker: Control Unit: Memory and Processing Unit> The memory 63, for example, temporarily holds data, for example, data necessary for a user of locker 1 to use locker 1. For example, the memory 63 may hold data such as the open / closed state of the opening / closed body 3, the locked / unlocked state of the opening / closed body 3, the amount of power stored in the power storage unit 61, or the conditions under which the lock control unit 62 performs locking and unlocking of the opening / closed body 3.

[0029] The arithmetic unit 64 may, for example, read data recorded in the memory 63, or write new data to the memory 63. The arithmetic unit 64 may also include, for example, a CPU (Central Processing Unit) and perform arithmetic processing on the data read from the memory 63. For example, the arithmetic unit 64 may compare the open / closed state of the open / closed body 3, the locked / unlocked state of the open / closed body 3, and the amount of power stored in the power storage unit 61 with the conditions under which the lock control unit 62 performs locking and unlocking of the open / closed body 3. The arithmetic unit 64 may also record data in the memory 63 regarding whether or not to allow the lock control unit 62 to operate based on the above comparison. In this case, the lock control unit 62 may control the lock 4 based on the data regarding the operation of the lock control unit 62 recorded in the memory 63 and perform locking and unlocking of the open / closed body 3.

[0030] In addition to the parts described above, the control unit 6 may include communication means (not shown), including wired or wireless, and may also have a separate power supply to provide the power necessary to operate each part of the control unit 6. On the other hand, each part of the control unit 6 may be operated by power stored in the power storage unit 61. In this case, the locker 1 does not need a power supply to operate the control unit 6 and wiring to connect the power supply to the control unit 6, thereby saving power in the locker 1 and making the locker 1 simpler.

[0031] <Mobile communication devices> The mobile communication terminal 8 unlocks the locker 1 that is in use using an electronic key, which is an unlocking key. The unlocking key may be created by the management server 101 and sent from the management server 101 to the mobile communication terminal 8, or it may be created by the mobile communication terminal 8, which has been granted permission to use locker 1 by the management server 101.

[0032] The mobile communication terminal 8 includes at least a display unit 9. The mobile communication terminal 8 may be, for example, a smartphone or a tablet terminal. The mobile communication terminal 8 includes a power supply unit 81 for performing contactless power supply to the power receiving unit 5 described above. The power supply unit 81 includes, for example, an NFC antenna (not shown) that can perform contactless power supply to the power receiving unit 5 by means of NFC. The power supply unit 81 is located, for example, inside the mobile communication terminal 8, particularly on the side opposite to the display surface of the display unit 9 of the mobile communication terminal 8. However, the location of the power supply unit 81 in the mobile communication terminal 8 is not particularly limited as long as contactless power supply to the power receiving unit 5 is possible. Also, as long as the power supply unit 81 can perform contactless power supply to the power receiving unit 5, the configuration of the power supply unit 81 is not particularly limited and may include various configurations, for example, a conventionally known NFC antenna. The power supplied from the power supply unit 81 may be supplied to the power supply unit 81 from a power source such as a battery (not shown) provided in the mobile communication terminal 8.

[0033] Furthermore, when unlocking locker 1, the display unit 9 displays a confirmation message to check whether locker 1 will be used again.

[0034] The mobile communication terminal 8 also includes a reception unit 82, a deactivation unit 83, and a transmission unit 84. The reception unit 82 receives input responses to the confirmation display shown when the locker 1 is unlocked using the unlocking key. In other words, the reception unit 82 receives whether or not the locker 1 will be used again. By receiving whether or not the locker 1 will be used again, the mobile communication terminal 8 can recognize whether (1) the use of locker 1 will end with this unlocking, or (2) this unlocking is temporary and the use of locker 1 will continue.

[0035] The invalidation unit 83 invalidates the unlocking key when the reception unit 82 receives confirmation that locker 1 will not be used again. This prevents the locker 1 from being unlocked using the unlocking key.

[0036] In other words, the invalidation unit 83 invalidates the unlocking key, which is an electronic key, if the response input received by the reception unit 82 indicates an intention to end use, and keeps the unlocking key, which is an electronic key, active if the response input indicates an intention to continue use. As a result, if the user intends to continue use, the electronic key remains active, preventing the user from suffering disadvantages such as being unable to retrieve their belongings from the locker.

[0037] Furthermore, if the response input received by the reception unit 82 indicates an intention to terminate use, the invalidation unit 83 may invalidate the unlocking key, which is an electronic key, after a predetermined time has elapsed since the response input was received. This means that even when terminating use, the unlocking key is not immediately invalidated, and there is a predetermined time leeway. Therefore, even if luggage is forgotten, it can be retrieved using the unlocking key within the predetermined time.

[0038] The transmission unit 84 sends the information received by the reception unit 82 to the management server 101. This allows the management server 101 to recognize the usage status of locker 1.

[0039] As described above, the mobile communication terminal 8 can unlock the locker 1. Figure 6 shows an example of the locker 1 unlocking instruction screen. In the example shown in Figure 6, the locker number 901 and the unlock button 903 are displayed in the display area 90 of the display unit 9. The user can lock the storage space of locker 1 indicated by locker number 901 by closing the opening / closing body 3, and unlock it by pressing the unlock button 903.

[0040] <Management Server> The management server 101 manages the reservation status of each storage space S by users of locker 1. The management server 101 may, for example, associate and record each storage space S of locker 1 with the ID of the mobile communication terminal 8 owned by the user of locker 1 and the reservation date and time of one of the storage spaces S made by that user.

[0041] Furthermore, when the management server 101 receives a reservation for locker 1 from the mobile communication terminal 8, it issues a reservation key. The mobile communication terminal 8 can use the reservation key to unlock locker 1 for the first time when it starts using the locker. The reservation key is only valid for the first unlocking; thereafter, locker 1 can be unlocked using the unlocking key.

[0042] <Processing flow in locker system 100> Next, the processing flow in the locker system 100 will be explained with reference to Figure 7. Figure 7 is a sequence diagram showing the processing flow in the locker system 100. As described above, the locker 1 of the locker system 100 is locked by closing the opening / closing body 3, and can be unlocked using the reserved key obtained by making a reservation.

[0043] As shown in Figure 7, when using locker 1, first, the mobile communication terminal 8 reserves locker 1 (S101). When locker 1 is reserved, the management server 101 accepts the reservation (S111), generates a reservation key (S112), and sends it to the mobile communication terminal 8. The reservation key is a key that can unlock locker 1 only once.

[0044] The mobile communication terminal 8 unlocks locker 1 using the reserved key at the reserved time (S102, S121). Subsequently, the mobile communication terminal 8 creates an unlocking key to unlock locker 1 (S103) and writes it to locker 1. From then on, locker 1 can be unlocked using the unlocking key.

[0045] Once unlocked with the reserved key, locker 1 is locked when luggage or other items are stored in the storage space S and the opening / closing mechanism 3 is closed (S122).

[0046] Subsequently, the user unlocks locker 1 using the mobile communication terminal 8 (S104, S123). At this time, the mobile communication terminal 8 accepts whether or not the user will continue using the locker (S105). If the user chooses to continue using the locker (YES in S105), the system returns to step S104. On the other hand, if the user chooses not to continue using the locker (NO in S105), the disabling unit 83 disabling the unlocking key (S106). This ensures that the unlocking key is only disabled if the user chooses not to continue using the locker, preventing the unlocking key from being disabled unintentionally by the user.

[0047] In step S123, the locker 1, which was unlocked with the unlocking key, is then locked when the opening / closing body 3 is closed (S124).

[0048] <Screen transitions in mobile communication terminal 8> Next, with reference to Figure 8, an example of screen transitions for the mobile communication terminal 8 in the locker system 100 will be explained. Figure 801 shows an example of a locker reservation screen for locker 1. On the reservation screen, the conditions for locker 1 to be reserved are entered. Here, the conditions accepted are the office, floor, and locker size. Once the conditions are entered and the search button 8011 is pressed, the user transitions to the reservation confirmation screen shown in Figure 802. On the reservation confirmation screen, information about locker 1 that matches the conditions entered as reservation locker information is displayed. Here, locker 1 with office "AAA", floor "3F", locker number "1201", and size "M" is displayed. When the reservation button 8021 is pressed on the reservation confirmation screen, the reservation of locker 1 shown in the reservation locker information is confirmed, and the user transitions to the reservation key screen shown in Figure 803.

[0049] On the reservation key screen, the unlock button 8031 ​​is displayed. When the unlock button 8031 ​​is pressed (tapped), the system transitions to the reservation unlock screen shown at 804 in Figure 8. While on this reservation unlock screen, the user can unlock the reserved locker 1 by bringing the mobile communication terminal 8 close to or touching a designated location on the locker 1. The user then places their belongings in the storage space S of the reserved locker 1 and closes the opening / closing mechanism 3, at which point the locker 1 is locked. When the locker 1 is unlocked using the reservation key, an unlock key is created on the mobile communication terminal 8 and written to the locker 1.

[0050] Subsequently, when the user wishes to unlock locker 1, they display the unlocking screen shown at 805 in Figure 8. The unlocking screen displays the OPEN button 8051. When the OPEN button 8051 is pressed, the user transitions to the continued use confirmation screen shown at 806 in Figure 8.

[0051] On the continuous use confirmation screen, the display area 8061 shows a confirmation message to check whether locker 1 is to be used continuously, and the end-of-use button 8062 and the temporary unlock button 8063 are displayed. When the end-of-use button 8062 is pressed, the system transitions to the end-of-use unlock request screen shown in 807 of Figure 8. On the end-of-use unlock request screen, the unlock button 8071 is displayed, and when the unlock button is pressed, the system transitions to the end-of-use unlock screen shown in 808 of Figure 8. When the mobile communication terminal 8 is brought close to or touches locker 1 while the end-of-use unlock screen is displayed, locker 1 is unlocked by the unlock key, and the unlock key is deactivated.

[0052] Furthermore, when the temporary unlock button 8063 is pressed on the continuous use confirmation screen shown in 806, the screen transitions to the temporary unlock screen. The temporary unlock screen is the same as the end unlock screen shown in 808 of Figure 8. When the mobile communication terminal 8 is brought close to or touches the locker 1 while the temporary unlock screen is displayed, the locker 1 is unlocked by the unlock key. In this case, the unlock key is not invalidated. When the temporary use of the locker 1 ends and the opening / closing mechanism 3 is closed, the locker 1 is locked. To unlock the locker 1 afterward, the usage unlock screen shown in 809 of Figure 8 is displayed. The usage unlock screen shown in 809 is the same as the usage unlock screen shown in 805. Therefore, the subsequent steps are the same as those described above from 805 onward.

[0053] As described above, the locker system 100 according to this embodiment includes a locker 1 that is unlocked by an electronic key and a portable communication terminal 8 that unlocks the locker 1 using the electronic key. The locker 1 is automatically locked when the opening / closing body 3 is closed, and the electronic key is deactivated when the use of the locker 1 ends. The portable communication terminal 8 includes a display unit 9 that displays a confirmation message to check whether the locker 1 will be used again when the locker 1 is unlocked using the electronic key, and a reception unit 82 that receives the user's response to the confirmation message.

[0054] When a user unlocks locker 1 while it is in use, it is impossible to distinguish whether the user intends to remove their belongings from locker 1 and terminate their use of locker 1, or whether they are merely temporarily removing or placing items in locker 1. If the user has terminated use, their electronic key may be invalidated. However, if the user intends to continue using the locker, invalidating their electronic key would prevent them from removing their belongings from locker 1, resulting in a disadvantage for the user. According to the locker system 100 disclosed herein, the system can confirm with the user whether they intend to continue using locker 1 when unlocking it, allowing for appropriate action based on whether they intend to continue using the locker. This prevents the user from suffering any potential disadvantages.

[0055] The present invention is not limited to the embodiments described above, and various modifications are possible within the scope of the claims. Embodiments obtained by appropriately combining the technical means disclosed in each embodiment are also included within the technical scope of the present invention. Furthermore, new technical features can be formed by combining the technical means disclosed in each embodiment. [Explanation of Symbols]

[0056] 1 Locker 2. Outer panel 3. Opening / Closing Mechanism 4. Tablet part 5 Power receiving section 6 Control Unit 61 Energy Storage Unit 62 Lock control unit 8. Mobile communication terminals 9 Display section 81 Power supply section 82 Reception Department 83 Disabling section 84 Transmitter 100 Locker System 101 Management Server

Claims

1. A locker system including a locker that is unlocked by an electronic key, and a portable communication terminal that unlocks the locker using the electronic key, The aforementioned locker is designed to automatically lock when the door is closed. The aforementioned electronic key is deactivated when the locker is no longer in use. The aforementioned mobile communication terminal is When the locker is unlocked using the aforementioned electronic key, a display unit is provided that displays a confirmation message to confirm whether the locker will be used again. A locker system comprising: a reception unit that receives user responses to the aforementioned confirmation display; and

2. The aforementioned mobile communication terminal includes a deactivation unit for deactivating the electronic key, The locker system according to claim 1, wherein the invalidation unit invalidates the electronic key if the response input received by the reception unit indicates an intention to terminate use, and keeps the electronic key valid if it indicates an intention to continue use.

3. The locker system according to claim 2, wherein the invalidation unit invalidates the electronic key after a predetermined time has elapsed since the receipt of the response input, if the response input received by the reception unit indicates an intention to terminate use.

4. Includes a management server that manages the reservations for the aforementioned lockers, The management server and the mobile communication terminal are able to communicate with each other. The locker system according to claim 1, wherein the mobile communication terminal includes a transmission unit that transmits the response input to the management server.

5. The locker system according to claim 1, wherein the locker is powered by contactless power supply from the mobile communication terminal.