Floor cleaner with a movably mounted suction nozzle

A floor vacuum cleaner for cleaning a floor surface, the floor vacuum cleaner comprising:

• a chassis with a chassis frame for traveling on the floor surface, said chassis defining a longitudinal direction and a longitudinal axis;
• a suction nozzle for an intake of an airflow at the floor surface;
• said suction nozzle being mounted relative to said chassis by respective mounting arrangements at a front left and a front right of said chassis in a direction of travel, said mounting arrangements including a journal and a guide configured to enable a tilting of said suction nozzle about said journals, a pivoting of said suction nozzle about the longitudinal axis, and a vertical movement of said suction nozzle, but to prevent a movement of said suction nozzle in the longitudinal direction of said chassis.