RIBBED FLOOR SLAB, RIBBED FLOOR SLAB PRODUCING DEVICE, AND RIBBED FLOOR SLAB PRODUCING METHOD

摘要

PROBLEM TO BE SOLVED: To provide a ribbed floor slab which is produceable easily and with high quality.;SOLUTION: There is provided a ribbed floor slab producing device for producing the ribbed floor slab which is made of a cement-based mixed material and integrally formed of a floor slab portion 1a and a plurality of rib portions 1b, 1b, etc. protruding from the floor slab portion 1a. Then a surface of a rib molding flask 34 that molds a side surface of each rib portion 1b and a bottom surface of the floor slab portion 1a, is made of a material more deformable than the material making a surface of a bottom surface molding flask 31 that molds a lower end surface of each rib portion 1b.;COPYRIGHT: (C)2007,JPO&INPIT