DOOR LOCK SYSTEM

To provide a door lock system which can open a door with a normal door lock device even when there is abnormality in another door lock device, while securing safety during travel.SOLUTION: A door lock system 1 includes: a first door lock device 10A which includes a first latch mechanism 15A for holding a first door, a first motor 20A for releasing the hold, a first drive part 21A for driving the first motor 20A, and a first control part 22A for outputting a first opening signal to the first drive part 21A when a first opening condition is established and an opening operation is detected; a second door lock device 10B which includes a second latch mechanism 15B for holding a second door, a second motor 20B for releasing the hold, a second drive part 21B for driving the second motor 20B, and a second control part 22B for outputting a second opening signal to the second drive part 21B when a second opening condition is established and the opening operation is detected; and a first nullification part 25A for nullifying the drive of the second motor 20B by the second drive part 21B.SELECTED DRAWING: Figure 1 【課題】走行中の安全性を確保しつつ、別のドアロック装置に異常があっても正常なドアロック装置ではドアを開放可能なドアロックシステムを提供する。【解決手段】ドアロックシステム１は、第１ドアを保持する第１ラッチ機構１５Ａと、保持を解除する第１モータ２０Ａと、第１モータ２０Ａを駆動する第１駆動部２１Ａと、第１開条件が成立して開操作を検出すると、第１開信号を第１駆動部２１Ａに出力する第１制御部２２Ａとを有する第１ドアロック装置１０Ａと、第２ドアを保持する第２ラッチ機構１５Ｂと、保持を解除する第２モータ２０Ｂと、第２モータ２０Ｂを駆動する第２駆動部２１Ｂと、第２開条件が成立して開操作を検出すると、第２開信号を第２駆動部２１Ｂに出力する第２制御部２２Ｂとを有する第２ドアロック装置１０Ｂと、第２駆動部２１Ｂによる第２モータ２０Ｂの駆動を無効にする第１無効化部２５Ａとを備える。【選択図】図１