Patent ID: 9487943
Filing Date: 2016-11-08
CPC Classification: E04B,E04C

Claim Text:
1. A hybrid building system designed to integrate both precast elements and cast-in-place elements therein, the hybrid building system comprising: a superstructure frame including cast-in-place concrete columns designed to support a vertical load and a floor system for multi-level structure, each concrete column having a minimum cross-section area of 7100 square millimeter (11 square inch); and non-load bearing precast wall panels of a closed sandwich or an open frame design, each precast wall panel having protruding edges at both sides and embedded steel connecting devices designed to attach to the cast-in-place concrete columns and the floor system of the superstructure frame, and each precast wall panel having a weight under 35 lb/ft2 (170 kg/m2) with a maximum total weight of 5 metric ton.