Filter System with a Filter Element and a Safety Assembly, a Safety Assembly, and a Filter Element

A filter system comprising a housing with a housing head and a housing cover, a fluid inlet and a fluid outlet and a filter element being accommodated in the housing,

• the filter element comprising a center pipe having a longitudinal direction and being surrounded by a filter bellows, the filter bellows comprising an end cap at one or both of its end regions, the filter element further comprising a sealing structure, particularly a gasket, at the end cap,
• wherein a safety assembly is arranged inside the housing, having a blocking mode and an unblocking mode depending on an axial and/or rotational position of the filter element in the housing and being configured to provide access of the sealing structure of the filter element to a sealing area of the housing cover in the unblocking mode and to block access of the sealing structure of the filter element to the sealing area in the blocking mode when the sealing structure of the filter element is moved towards the sealing area,
• the safety assembly having a first section arranged at the housing and a second section arranged at the filter element, the first and second sections comprising at least one blocking element and at least one unblocking element configured to cooperate with the at least one blocking element,
• the at least one blocking element comprising an activation surface and the at least one unblocking element comprising a cam for pushing the activation surface in a radial direction when a contact between the cam and the activation surface is established.