Fastening device for a vehicle interior lining, arrangement of a fastening device, airbag module and method for opening an airbag

A mounting device for mounting a vehicle interior lining to a vehicle body, wherein the mounting device includes a mounting portion that is configured for mounting an airbag,

• wherein the mounting device is configured to divide into plural portions in response to airbag activation so as to cause the mounting of the vehicle interior lining to be released from the vehicle body,
• wherein the plural portions comprise a first portion in the form of an upper casing and a second portion in the form of a lower casing of a mounting case, wherein the upper casing and lower casing are releasably interconnected, and
• wherein the upper casing and/or the lower casing include(s) a groove-shaped recess in which a mounting slide interposed between the first and second portions of the mounting device can be positively fastened, and/or wherein the mounting slide on its upper side and/or on its lower side includes at least one locking element which engages in a locking seat of the upper casing and/or the lower casing formed to be complementary to said locking element.