发明名称 PLACA DE FORMA PARA EMPREGO COMO FORMA PERDIDA PARA A PRODUCAO DO PISO SUPERIOR DE UM PISO,BEM COMO FORMA PERDIDA
摘要 <p>A shutter panel for use in a lost formwork for making a cavity floor. The panel has connection members for bearer feet. The connection members extend through holes in the shuttering panel. For marginal reinforcement of the panel around the holes, special fittings are provided, for example bracing plates, flanges or washers disposed against the underside of the panel. The holes in the shutter panel may also have an inside diameter such that the bearer feet can be passed through them from above at the time of fixing to fittings at the holes. The panel preferably consists of plaster.</p>
申请公布号 BR8905722(A) 申请公布日期 1990.06.05
申请号 BR19898905722 申请日期 1989.11.08
申请人 GYOERGY BORBELY 发明人 GYOERGY BORBELY;THOMAS GSELL
分类号 E04B5/36;E04F15/024;(IPC1-7):E04B5/02 主分类号 E04B5/36
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