| 摘要 |
A multipurpose production line for the making of a large range of small and average sized products made of concrete and reinforced concrete comprises a set of planks for the closing of moulds during the rocking thereof and for the transfer of the products withdrawn from the moulds; an installation B for the distribution of concrete, smoothing, removal of set products from the production line and cleaning and oiling the planks, a rocking frame with one or two rows of moulds; a device D for inserting the planks in the rocking frame: several moulds or sets of moulds E having means for de-aerating concrete; and a removable setting line F which can be used in open-air as well as in underground works. |
