Abstract: The invention relates to a method for lifting containers (6), all containers (6) to be lifted being connected by means of locks (1). The method comprises the steps of by an external unit (2, 4) requesting a first piece of information regarding if the locks (1) that are arranged on a container to be lifted are locked or unlocked, requesting a second piece of information regarding one or more given requirements that the locks (1) to be lifted and are locked meet. Then said first and second pieces of information regarding the locks to be lifted are transferred to the external unit (2, 4) or to another unit. In the external unit (2, 4) or in another unit it is then judged if all locks (1) that should be locked are locked and if they meet requirements required for the lift. If that is the case, lift of said container (6) takes place. The invention also relates to a system.

Abstract: The invention relates to a method to determine the relative position of a container corner lock and/or a group of container corner locks in relation to other container corner locks. The method comprises the steps of: requesting information regarding identification from those locks (1) that are within a certain area; transferring said information to each lock (1) within said area; storing, in each lock (1) within said area, said requested information from other locks within the area; determining, based on said stored information, the relative position of the lock and/or of the group of locks. The invention also relates to a system and a container corner lock.

Abstract: The invention relates to a method for lifting containers (6), all containers (6) to be lifted being connected by means of locks (1). The method comprises the steps of by an external unit (2, 4) requesting a first piece of information regarding if the locks (1) that are arranged on a container to be lifted are locked or unlocked, requesting a second piece of information regarding one or more given requirements that the locks (1) to be lifted and are locked meet. Then said first and second pieces of information regarding the locks to be lifted are transferred to the external unit (2, 4) or to another unit. In the external unit (2, 4) or in another unit it is then judged if all locks (1) that should be locked are locked and if they meet requirements required for the lift. If that is the case, lift of said container (6) takes place. The invention also relates to a system.

Abstract: The invention relates to a method to determine the relative position of a container corner lock and/or a group of container corner locks in relation to other container corner locks. The method comprises the steps of: requesting information regarding identification from those locks (1) that are within a certain area; transferring said information to each lock (1) within said area; storing, in each lock (1) within said area, said requested information from other locks within the area; determining, based on said stored information, the relative position of the lock and/or of the group of locks. The invention also relates to a system and a container corner lock.