JP2648260B2 - Key management device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a key management device for managing the lending / returning of keys in, for example, banks and offices handling various keys.

[0002]

2. Description of the Related Art Conventionally, as this type of key management apparatus, those disclosed in Japanese Patent Application Laid-Open Nos. 56-29786, 60-43579 and 2-149907 are known. These key management devices each hold a key ring to which a key is attached in a detachable manner, and have a plurality of key lock mechanisms provided corresponding to the type of key, and identification of a magnetic card recorded according to the type of key. It comprises a card reader for reading a code, and a control unit for selectively operating a key lock mechanism based on the identification code read by the card reader. In such a key management device, the user holding the magnetic card inserts the magnetic card into the card reader, whereby the identification code recorded on the magnetic card is read and read by the card reader. Based on the identification code, the corresponding key lock mechanism is selected and operated, whereby the lock of the specific key lock mechanism is released, so that the user possessing the card can take out the necessary key. Is what you do.

[0003]

In the key management device configured as described above, one key (key ring) is managed by one lock mechanism. A corresponding number of lock mechanisms are required, and as a result, as the number of keys increases, more lock mechanisms are required in proportion to the number of keys. In the above-described key management device, the key user attaches (returns) and removes (rents) the key to the key lock mechanism by himself / herself, so that many key lock mechanisms are provided. The key management device needs to find a specific locking mechanism among many to remove the required key or return the key, so that the key installation (return),
There is a problem that it takes time to remove (rent), the work load on the user increases, and the work efficiency of the user decreases.

[0004] The present invention has been made in view of the above circumstances, and a key management device capable of efficiently performing key lending / returning and capable of strictly managing the key. The purpose is to provide.

[0005]

According to a first aspect of the present invention, there is provided a key management apparatus for managing a key to be managed together with a key ring integrated with the key.
A plurality of key holder storage units provided according to the number of keys to be managed and storing the key by storing the key ring of the key, a lending / returning unit for lending and returning the key to the user, The key ring of the key returned to the lending / returning section is transported to the key ring storing section, and the key ring stored in the key ring storing section is transported together with the key to the lending / returning section, and the lending / returning section lends it. a conveying unit, by positioning the transport path of the one and the conveying portion of the key holder accommodating portion from each other, are composed of a positioning portion passing key chains between the transport path of the transport unit with these positioning the key holder accommodating portion ,
The lending / returning unit includes a key and a key ring for the key.
That there is a trading port for both outgoing and returning
Features.

In the second invention, the key ring includes:
Identification data for identifying the key is recorded,
The positioning unit is a key holder during the conveyance of the conveyance unit.
Identification means for reading the identification data recorded on the
Operated by the user to enter a code number to identify the key
An input key for inputting as identification data, and the key
Move the holder holder to move the key holder holder
That aligns one of them with the transport path of the transport section
And the identification data read by the identification means.
The information stored in the storage unit is stored in the storage unit.
A discrimination control unit that drives a pulse motor based on different data;
And the discrimination control unit is provided in the storage unit.
On the other hand, a key ring indicated by the identification data
Which key holder is stored in
And store the returned key based on this positional relationship.
The empty key ring storage section is transported by the transport section when
The key, and enter the key with the input key when lending the key.
Key holder corresponding to the identified identification data
-Position the holder storage section on the transport path of the transport section.
It is characterized by that.

In a third aspect, the discrimination control section includes
The identification data read by the identification means is stored in the storage unit in advance.
Compared with the stored reference identification data, there is a match
The key chain is key holder
To determine if it should be returned to the storage compartment
As a result of this determination, the key
The feature is that the ruder is rejected by the lending and return department.
doing.

[0008] In the fourth invention, the user possesses
A card that reads a card and identifies the card as valid
A reader, and the discrimination control unit is connected to a card reader.
If the card is identified as more legitimate, the key
Lending the key ring stored in the holder storage section
It is characterized by.

[0009]

According to the first aspect of the present invention, a plurality of key holder storage sections for storing key rings of the keys according to the number of keys to be managed are provided, and one of the key ring storage sections is transported by the transport section by the positioning section. Position in the path, in this state,
Keychains are transferred between the keychain storage section and the transport path of the transport section, so keys can be lent and returned through one lending / return section. The work of searching for one of the mechanisms is omitted, and as a result, the work efficiency of the user is improved.

According to the second invention, the identification data recorded on the key holder is read by the identification means during the transport of the transport section, and the key holder indicated by the identification data is stored in the key holder by the discrimination control section. The storage unit stores the positional relationship as to whether the key is stored in the storage unit, and based on this positional relationship, when returning the key, positions the empty key holder storage unit on the transport path of the transport unit, and when renting the key, the input key The keychain storage section, in which the keychain corresponding to the identification data input in step (1) is stored, is positioned in the transport path of the transport section.When the key is returned and the key is lent, the keychain storage section is transported to the keychain storage section. All the positioning of the unit with the transport path is automated.

According to the third aspect of the invention, the identification data read by the identification means is compared with the reference identification data stored in the storage unit in advance, so that the key holder on which the identification data is recorded is returned. To determine whether it should be
As a result of this determination, the non-returnable key ring is rejected to the lending / returning unit. As a result, it is possible to prevent a similar key ring from being returned to the key ring storage unit. According to the fourth invention, when the card is identified by the card reader as valid, the key holder stored in the key holder storage section is lent out, so that the key is lent only to a valid user. Can be

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to FIGS. FIG. 1 is an external perspective view of the key management device,
Reference numeral 1 shown in FIG. 1 denotes an apparatus main body having an upper surface formed in a flat shape, and reference numeral 2 denotes a portable handle for carrying the apparatus main body 1. Reference numeral 3 denotes a card reader that reads an identification code of a card inserted by a user and determines whether the card can be used, reference numeral 4 denotes an input key operated by the user, and reference numeral 5 denotes a display unit. Reference numeral 6 denotes a lending / returning unit for lending and returning the key K to the user, and reference numeral 7 denotes a printer. Note that the lending / returning unit 6 lends / returns the key K and, when it is determined that the key K should not be returned to the key holder storage unit 9 (described later), removes the key K. It also serves as a reject unit for rejection. Also,
The input key 4 is provided with a “return key” that is pressed when returning the key K, a “lending key” that is pressed when lending the key K, and a lending key when the lending key is pressed. And a "code number input key" for inputting the code number of the key K desired.

Next, referring to FIGS.
Will be described. In these figures, reference numeral 8 denotes a rotating disk formed in a disk shape, and a notch-shaped key holder housing 9 is provided on the outer peripheral edge thereof.
The key holder storage section 9 stores a key holder H (see FIG. 3) for integrally connecting the key K, and a plurality of the key holders H are formed in accordance with the number of stored key holders H (= keys K). The rotating disk 8 is a pulse motor 1
0, it is rotated in the direction of arrow A or in the direction of arrow B. When the pulse motor 10 is driven, the specific key holder storage 9 is moved to the key holder delivery position 100.
(To be described later). The position of the key holder storage 9 is recognized by an encoder (not shown), and based on the output data of the encoder, the specific key holder storage 9 is accurately aligned with the key holder delivery position 100 (described later). , The pulse motor 10 is feedback-controlled. The pulse motor 10 is controlled by the discrimination control unit 50.
The determination control unit 50 will be described later.

Next, the key holder storage section 9 of the rotating disk 8
A mechanism for carrying the key ring H into and out of the key ring housing 9 will be described. Reference numeral 11 denotes a passage for transporting the key holder H to which the key K is connected. The passage 11 is formed with a slit 11A. The key holder H is slid in the direction of the arrow CD through the slit 11A so that the terminal engaging portion 12 of the key holder H does not fall out of the passage 11. I will support it as much as possible.
The slit 11A of the passage 11 is disposed radially outward of the rotating disk 8, and one end of the slit 11A is provided at a position close to the peripheral edge of the rotating disk 8. The key holder H is delivered to the key holder storage 9 formed in the section (this position is hereinafter referred to as a “key holder delivery position 100”). The other end of the slit 11A is configured to receive a key ring H from the lending / returning section 6 (hereinafter, this position is referred to as a “key ring transfer position 200”).
Expressed).

A transport belt 1 driven by a transport belt driving motor (not shown) is located above the passage 11.
3 are provided (see FIG. 3). This transport belt 13
Is moved (or slid) at a small distance from the passage 11.
2 is moved in the direction of arrow CD with the key holder H interposed between the upper surface of the passage 11 and the upper surface of the passage 11 so that the key holder H is inserted into the slit 11A.
Along the arrow CD.
The transport belt 13 is driven in both forward and reverse directions by a transport belt driving motor.

An identification means 14 for identifying the type of the key holder H (= key K) is provided below the passage 11. The identification means 14 is constituted by a transmission sensor composed of a light emitting part 14A and a light receiving part 14B. The light emitting part 14A and the light receiving part 14B are used to identify a key holder H formed by a large number of holes 15. Reads data. It should be noted that this identification data is obtained by the key K
(Corresponding to the code number input by the input key 4), and this identification data is supplied to a discrimination control unit 50 described later. Note that the identification data recorded on the key ring H is not limited to the one formed by the holes 15, and may use magnetism, a bar code, or the like.

Here, the discrimination control unit 50 will be described. The determination control unit 50 performs the following determination and control. When the key K is returned, the identification data supplied from the identification means 14 is referred to as reference identification data (stored in the storage unit 51 in advance) as a reference representing the type of the key K based on a difference in the interval between the holes 15. The type of the key ring H (key K) is specified based on the comparison result. At this time, if the identification data does not match any of the reference identification data, it is determined that the key K is not acceptable, and the transport belt 13 is reversed, and the key holder H of the identification data is lent / returned. The unit 6 is rejected. When the key K is lent, it is determined whether or not the identification data supplied from the identification means 14 corresponds to the code number specified by the input key 4. Is determined to be removed from the key holder storage 9, the key holder H
Is carried out, and when it is determined that the key holder H does not correspond to the code number, the carry out of the key holder H is stopped and, for example, the display unit 5 is displayed to indicate that an abnormality has occurred.

In the storage unit 51, any key holder H (for example, H1, H) is stored in the key holder storage unit 9 (for example, 9-1, 9-2, 9-3,...).
2, H3. ..) Is stored, that is, the relationship between the key holder storage portion 9 and the key holder H is stored. Specifically, the key holder H3 is stored in the key holder storage portion 9-1. 2
And the like such that the key holder H1 is stored. At this time, every time the key holder H is lent or returned to the key holder storage unit 9, the key holder H stored in the key holder storage unit 9 (9-1, 9-2, 9-3, ...). (H1, H2, H3 ...)
Rewrite the relationship with

Based on the relationship between the key holder storage unit 9 and the key holder H stored in the key holder storage unit 9 stored in the storage unit 51, an empty key holder storage unit 9 is detected. At this time, when there are a plurality of vacant key holder storage portions 9, the one closest to the key holder transfer position 100 is detected, and the pulse motor 10 is driven based on the detection result, and the key holder storage portion 9 is detected. At the key holder delivery position 100. When the code number is input with the input key 4 and the lending key is pressed, the key holder storage 9 and the key holder storage 9 stored in the storage 51 are stored.
Based on the relationship with the key ring H stored in the key holder H, the position of the key ring storing section 9 in which the corresponding key K is stored is detected, and based on the detection result, the pulse motor 10 is driven and the key ring storing section 9 is moved. It is arranged at the key holder delivery position 100.

In the above example, the hole 15 is connected to the identification means 14.
Is detected from one side by the
When set to 0 (to be described later), the terminal engaging portion 12 of the key holder H and the door member 19 are always oriented in the same direction (so that the hole 15 is disposed on the side where the identification means 14 is detected). May be provided with irregularities that engage with each other. Alternatively, the front and back of the key ring H may be determined by using a specific one of the plurality of holes 15 as a reference hole.

On the other hand, in the vicinity of the key holder transfer position 100, a pusher 16 for transferring the key holder H stored in the key holder storage section 9 of the rotating disk 8 to the slit 11A of the passage 11 is provided. As shown in FIG. 3, the pusher 16 is entirely formed by a spring body and has a lower end fixed, and when the upper end is pressed by a solenoid 17, the L is formed at the uppermost part. The character-shaped portion 16A is swung. When the solenoid 17 is energized and the pusher 16 is pushed by the output shaft of the solenoid 17, the L-shaped portion 16A of the pusher 16 moves the key holder H housed in the key holder housing 9 with an arrow. Pushing in the direction D (the position shown by the two-dot chain line in FIG. 3), the key ring H stored in the key ring storing section 9 is transferred to the passage 11. When the power supply to the solenoid 17 is stopped, the pusher 1
6 returns to its original position by its own spring force (the position indicated by the solid line in FIG. 3).

Next, the configuration near the key holder delivery position 200 will be described with reference to FIGS. The passage 11
The lending / returning unit 6 described above is provided on the other end side. The lending / returning unit 6 unlocks the door member 19 rotatably supported by the vertical support rod 18, the guide groove 20 provided in the door member 19, and the door member 19. An electromagnetic lock (not shown) for rotating the member 19 in the direction of arrow F around the support rod 18 by the urging force of urging means (not shown).
The surface 19A on one side of 9 forms a part of the front surface 21 of the apparatus. When the door member 19 is at a closed position as shown by a solid line in FIG. 2, the guide groove 20 and the slit 11A of the passage 11 are arranged in a straight line. In such a positional relationship, the key holder H is transferred from the guide groove 20 to the passage 11 and from the passage 11 to the guide groove 20. On the other hand, the lock by the electromagnetic lock is released, and the door member 19 is released.
When is located in the open position as shown by the two-dot chain line in FIG. 2, the guide groove 20 is directed outward, and the key holder H is delivered to the user at this position. The door member 19 is moved in the direction of arrow F when the electromagnetic lock is actuated, but the movement of the door member 19 in the direction of arrow E is manually performed by the user (the door member 19). Is pressed in the direction of arrow E).
The invention is not limited to this, and the door member 19 may be moved in the direction of the arrow EF by a motor.

Next, the operation of the key management device will be described in order. "Regarding operation when returning key K" (1) Since there is no particular need to identify the user (in the case of the returner) (the card reader 3 may be used), the user first Press "Return key" in input key 4, and if the device is ready for return,
The electromagnetic lock is released, and the door member 19 of the lending / returning unit 6 is rotated in the direction of arrow F to open the door member 19 as shown by a two-dot chain line in FIG. In this state,
The terminal engaging portion 12 of the key holder H is engaged with the guide groove 20 of the door member 19. (2) When the door member 19 is completely pushed in the direction of arrow E by the user, the guide groove 20 of the door member 19 and the passage 1
One slit 11A is arranged in a straight line, and in this state, a motor for driving the conveyor belt 13 (not shown).
Is driven, whereby the key holder H is moved from the guide groove 20 to the slit 11 at the key holder delivery position 200.
Handed over to A.

(3) The key holder H is sent by the conveyor belt 13 along the path 11 in the direction of the arrow C. During the conveyance, the identification means 14 reads the positional relationship of the hole 15 of the key holder H, 14 outputs identification data indicating the positional relationship of the hole 15 in the key holder H to the discrimination control unit 50. Then, the discrimination control unit 50 performs the above-described discrimination and control. When the discrimination control unit 50 determines that the identification data is constant with any of the reference identification data (see the discrimination control unit 50),
Further, it detects which of the key holder storage sections 9 is empty (see the above-described discrimination control section 50), and based on the detection result, drives the pulse motor 10 to thereby store the empty key holder storage section in which the key holder H can be stored. 9 is located at the key holder delivery position 100. The encoder detects whether or not the specific key holder storage section 9 is located at the key holder delivery position 100. (4) The key holder H is delivered to the empty key holder storage unit 9 disposed at the key holder delivery position 100, and the return of the key holder H is completed.
When the key ring H is stored in the key ring storing section 9, the relationship between the key ring storing section 9 and the key ring H indicating which key ring storing section 9 is stored in the key ring storing section 9 is written in the storage section 51 (the above-described determination). (Refer to the control unit 50).

Next, "Operation when renting key K"
explain. (1) First, the user causes the card in which the identification code or the like is stored to be read by the card reader 3, and the card reader 3
If the card is determined to be usable (the validity of the user is confirmed), the device is ready for lending. In addition, the user is not identified by the card reader 3 alone,
Various means such as the combined use of the card reader 3 and the input keys 4 and the input of a personal identification number using the input keys 4 are conceivable. In this case, the keys K that can be rented may be limited for each user, and other keys K may not be taken out. (2) If it is determined by the card reader 3 that the key K can be lent, a code number indicating a desired key holder H (= key K) is input by the code number input key of the input key 4, and subsequently A lending key in the input keys 4 is pressed. When the code number is input and the lending key is pressed, the discrimination control unit 5
0 detects the position of the key holder storage unit 9 in which the corresponding key K is stored from the data stored in the storage unit 51, drives the pulse motor 10 based on the detection result, and The storage unit 9 is arranged at the key holder delivery position 100 (see the discrimination control unit 50).

(3) Next, the solenoid 17 is driven to move the pusher 16 in the direction of arrow D, whereby the key holder H stored in the key holder storage section 9 is removed.
It is extruded into the slit 11A of the passage 11. (4) Next, the transport belt 13 is driven by a transport belt driving motor (not shown), and the key K attached to the key holder H is transported in the direction of arrow D through the passage 11. Further, during the conveyance in the passage 11, the identification unit 14 reads the positional relationship of the hole 15 of the key holder H, and outputs the read identification data to the determination control unit 50. Then, the discrimination control section 50 discriminates whether or not the key ring H has the code number specified by the input key 4. As a result, when it is determined that the key ring H matches the code number, Storage unit 51
Is rewritten to the contents that the key holder storage unit 9 after the key holder H is lent is empty (see the above-described discrimination control unit 50), and the key holder H is directly used as the key holder delivery position 200.
Conveyed toward. If the key ring H identified by the identification means 14 does not match the code number specified by the input key 4, the lending of the key ring H is stopped (see the above-mentioned discrimination control section 50).

(5) The key holder H is transferred to the guide groove 20 formed in the door member 19 through the key holder transfer position 200 (at this time, the guide groove 20 and the slit 11A of the passage 11 are arranged in a straight line). Thereafter, the electromagnetic lock of the lending / returning unit 6 is released, and the door member 1 is released.
9 is rotated about the support rod 18 to the position shown by the dotted line. In this state, the door member 19 is moved to the front 2 of the apparatus.
1, the guide groove 20 of the door member 19 is opened to the outside, so that the user can take out the key holder H (key K) engaged with the guide groove 20. (6) After the key ring H engaged with the guide groove 20 is taken out, the user is caused to close the door member 19, and the lending operation of the key K is completed.

As described in detail above, according to the key management device shown in this embodiment, a plurality of key holder storages 9 for storing key holders H of keys K are provided according to the number of keys K to be managed. The discrimination control unit 50 positions one of the key holder storage units 9 in the slit 11A of the passage 11, and in this state, transfers the key holder H between the key holder storage unit 9 and the slit 11A of the passage 11. did. As a result, the key K can be lent and returned through one lending / returning unit 6, and as a result, the operation of searching for one of a large number of lock mechanisms as in the related art is omitted, and the work efficiency is improved. It has the effect of doing. Further, since the upper surface of the device main body 1 is formed in a flat shape as shown in FIG. 1, a plurality of devices can be arranged one on top of the other, so that many key management devices can be installed in a small area. Is obtained

Further, in the present embodiment, the key ring accommodating portion 9 is provided on the rotary disk 8 formed in a disk shape. However, the present invention is not limited to this, and the projections 23 are provided on the belt 22 as shown in FIG. The pair of projections 23 may be provided with a key holder storage 9 for engaging and holding the key holder H. That is, the space between these projections 23 may be used as the key holder storage 9. Further, a chain may be used without being limited to the belt.

The operation performed by the user in the above example, for example, the operation of pressing the "return key", "rental key", and "code number input key" among the input keys 4, and the door member 19 in the protruding state To close the door, the door member 1 in the protruding state
The key holder H is engaged with the guide groove 20 of No. 9,
It is preferable that the operation procedure such as taking out is appropriately displayed on the display unit 5. The storage unit 51 stores the type of the key holder H (key K) and the positional relationship between the key holder H and the key holder storage unit 9 in which the key holder H is stored. , And the time and date of lending and returning may be stored, and these data may be printed out from the printer 7 as necessary. In addition, an emergency door (not shown) is provided on the rear surface of the apparatus main body 1 so that each key holder H can be taken out even in the event of a device failure, power failure, or the like, and this emergency door is opened only to a specific person. Is also good.

Further, in the above embodiment, the key K is automatically returned and lent by the discrimination control unit 50. However, the present invention is not limited to this. The user himself / herself inputs identification data for specifying the type of the key K through the input keys 4, and drives the pulse motor 10 based on the input data to align the specific key holder storage unit 4 with the key holder delivery position 100. You may. In this case, the specific key ring H
However, it is preferable to set in advance so that the key holder is stored in a specific key holder storage 4. Further, the key K is lent and returned through one guide groove 20, but the present invention is not limited to this, and the key K borrowing port and the return port may be provided separately.

The components shown in this embodiment have the following relationship with the components shown in the claims. That is,
The conveyance unit shown in the claims includes a passage 11, a slit 11A (conveyance path), a conveyance belt 13, a conveyance belt driving motor,
It is constituted by a pusher 16 and a solenoid 17. In addition, a transaction port provided in the lending / returning unit is constituted by a guide groove 20. The positioning unit includes the input key 4, the pulse motor 10, the identification unit 14, the discrimination control unit 50, and the storage unit 51.

[0033]

According to the first aspect of the present invention, as described in detail above, the operation of searching for one of a number of lock mechanisms as in the prior art is omitted, and the operation efficiency is improved. According to the second aspect of the present invention, the positioning of the key holder storage section and the transport path of the transport section are all automated, and as a result, the key holder and its keys can be efficiently lent / returned. According to the third aspect , it is possible to prevent a similar key ring from being returned to the key ring storage portion, and to obtain an effect that keys can be more completely managed. According to the fourth invention, the key can be lent only to a legitimate user, and the key management can be strictly performed.

[Brief description of the drawings]

FIG. 1 is a perspective view showing the appearance of a key management device.

FIG. 2 is a plan view of the key management device.

FIG. 3 is a sectional view taken along the line III-III in FIG. 2;

FIG. 4 is a perspective view showing another example of the key ring storage section.

[Explanation of symbols]

 3 Card Reader 6 Lending / Returning Unit 9 Key Holder Storage Unit 11 Passage (Conveying Unit) 11A Slit (Conveying Path) (Conveying Unit) 13 Conveying Belt (Conveying Unit) 16 Pusher (Conveying Unit) 17 Solenoid (Conveying Unit) 20 Guide Groove (Transaction port) 4 Input key (Positioning part) 10 Pulse motor (Positioning part) 14 Identification means (Positioning part) 50 Discrimination control part (Positioning part) 51 Storage part (Positioning part) K key H Key holder

Claims (4)

(57) [Claims] 1. A key management device for managing a key to be managed together with a key ring integrated with the key, wherein the key management device is provided according to the number of keys to be managed, and the key holder for the key is stored by storing the key ring. A plurality of key ring storage sections for storing keys, a lending / returning section for lending and returning keys to users, and a key ring for keys returned to the lending / returning section being transported to the key ring storage section. The keychain stored in the storage unit is transported together with the key to the lending / returning unit, and the transporting unit to be lent out from the lending / returning unit, and one of the keychain storage units and the transporting path of the transporting unit are positioned with respect to each other. It is composed of a positioning portion passing key chains between these positioning the key holder accommodating section and the transport path of the transport unit, the Circulation unit Rental of the key and said key Keychain
A key management device having a transaction port for performing both withdrawal and return . 2. A key holder for identifying a key.
Identification data is recorded, and the positioning unit operates a key during the transport of the transport unit.
Identification means for reading identification data recorded on the holder
And a code number that is operated by the user to specify the key
An input key for inputting as the identification data, by moving the key holder accommodating section, the key holder
-Align one of the storage units with the transport path of the transport unit
A pulse motor to perform , and the identification data read by the identification unit are stored in a storage unit.
And based on the identification data stored in the storage unit.
And a discrimination control unit for driving the pulse motor.
The discrimination control unit stores the identification data in the storage unit.
Key ring indicated by the key
Memorize the positional relationship such as whether it is stored in the storage section,
Based on this positional relationship, when returning the key,
Position the holder storage section on the transport path of the transport section,
Corresponding to the identification data entered with the input keys when lending
The key ring storage section where the key ring
Claims: Positioning on the transport path of the feeding unit.
Item 2. The key management device according to Item 1 . 3. The reading control device according to claim 1, wherein the discriminating control unit reads the data by the discrimination means.
The obtained identification data is stored in a reference unit stored in the storage unit in advance.
Compare with other data to determine if there is a match
Return the keychain to the keychain compartment.
To determine whether or not it should be rejected.
As a result, lend and return a key ring that is determined to be unreturnable
3. The method according to claim 2, wherein the rejecting unit is rejected.
Of the key management device. 4. A card read by a user is read.
Card reader to identify the validity of the card.
The discrimination control unit determines that the card is valid by the card reader.
If it is identified as
Lending the stored key ring
Item 4. The key management device according to item 2 or 3 .