Gaming machine with locking function

1. A gaming machine, comprising:

a casing top having an upper door device that is opened/closed;

a casing bottom having a lower door device that is opened/closed;

an upper door lock mechanism that locks the upper door device; and

a lower door lock mechanism that locks the lower door device,

wherein the upper door lock mechanism is provided inside the casing bottom,

wherein the upper door lock mechanism and the lower door lock mechanism are separately provided,

wherein the upper door lock mechanism comprises a first member provided inside the casing top and a second member provided inside the casing bottom, and

wherein the second member comprises a link member having a portion which is hidden behind the lower door device.

2. The gaming machine according to claim 1 , wherein,

a control unit configured to control games to be run in the gaming machine is provided inside the casing top.

3. The gaming machine according to claim 2 , wherein,

a reel device having a plurality of reels on which a plurality of symbols are displayed is provided inside the casing top, and

the control unit is arranged further inside the reel device.

4. A gaming machine, comprising

a casing top having an upper door device that is opened/closed;

a casing bottom having a lower door device that is opened/closed;

an upper door lock mechanism that locks the upper door device;

an lower door lock mechanism that locks the lower door device; and

an upper door lock mechanism unlocking mechanism that unlocks the lower door lock mechanism and enables unlocking of the upper door lock mechanism by unlocking the lower door lock mechanism,

wherein the upper door lock mechanism and the lower door lock mechanism are separately provided, and

wherein the upper door lock mechanism unlocks the upper door device after the lower door device is opened by the lower door lock mechanism which is unlocked by the upper door lock mechanism unlocking mechanism.

5. The gaming machine according to claim 1 , wherein the upper door lock mechanism unlocks the upper door device after the lower door device is opened by the lower door lock mechanism.

6. The gaming machine according to claim 1 , wherein the first member comprises a locking member fixed to the upper door device and an engagement member that moves to engage with or disengage from the locking member, and

wherein the link member is operated to move the engagement member.

7. The gaming machine according to claim 6 , wherein the link member is at a height position lower than an upper end of the lower door device.

8. The gaming machine according to claim 4 , wherein the upper door lock mechanism comprises a first member provided inside the casing top and a second member provided inside the casing bottom.

9. The gaming machine according to claim 8 , wherein the second member comprises a link member having a portion which is hidden behind the lower door device.

10. The gaming machine according to claim 8 , wherein the first member comprises a locking member fixed to the upper door device and an engagement member that moves to engage with or disengage from the locking member, and

wherein the second member comprises a link member that is operated to move the engagement member.

11. The gaming machine according to claim 10 , wherein the link member is at a height position lower than an upper end of the lower door device.

12. A gaming machine, comprising:

a first casing having a first door that is opened/closed and provided with a controller for controlling a game;

a second casing having a second door that is opened/closed independently from the first door;

a first locking unit that locks the first door; and

a second locking unit that locks the second door,

wherein the first locking unit and the second locking unit are separately provided, and

wherein the first locking unit is provided inside the second casing, and the first locking unit is unlocked after the second locking unit is unlocked,

wherein the first locking unit comprises a first member provided inside the first casing and a second member provided inside the second casing, and

wherein the second member comprises a link member having a portion which is hidden behind the second door.