Patent ID: 9133641
Filing Date: 2015-09-15
Classification: E04H,F16F

Abstract:
1. A high-performance shear friction damper comprising: an end plate fixed to a building construction; a sliding panel unit including a main sliding plate extending from a lower portion of the end plate, auxiliary sliding plates connected to a lower extending part of the main sliding plate so as to slip left and right with the extending part, and a hooking part connecting the main sliding plate and the auxiliary sliding plates so as to have a predetermined gap left and right; prop plates mounted on front and rear surfaces of the sliding panel unit; first and second auxiliary end plates installed at both left and right ends of the prop plates and supported to damping rods; a plurality of friction plates installed between each of the prop plates and the main sliding plate and the auxiliary sliding plates; and fastening units fastening the sliding panel unit, the friction plates and the prop plates, wherein when the main sliding plate and the auxiliary sliding plates are fastened to the friction plates, friction durability levels are different from each other.