Multi-stage seismic resistant device with bidirectional self-reset function for beam bridges and its method

Abstract

The above are only the embodiments of the present invention, and common specific structures and characteristics known in the scheme are not described in detail here. It should be pointed out that for those skilled in the art, several deformations and improvements can be made without departing from the structure of the present invention, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The protection scope required by this application shall be based on the content of its claims, and the records such as the specific implementation methods in the specification can be used to interpret the content of the claims. (FIG.1)