US Patent 9670710 Over slam bumper for vehicle

An over slam bumper for a vehicle is provided and includes a buffer unit having one end protruding from an inner panel of the door toward a vehicle body and absorbing shock power between the vehicle body and the door. A mounting unit has one end fixed to another end of the buffer unit and another end thereof is inserted into a penetration aperture to fix the buffer unit to the inner panel. The mounting unit includes an insert flange inserted into the buffer unit and a support flange interconnected to the insert flange. An insert having one end integrally protrudes from a center of the support flange toward the penetration aperture and clips are integrally formed at the protruding end of the insert and are fixed while being locked to an inner circumferential surface of the penetration aperture when a predetermined portion thereof is inserted into the penetration aperture.