An apparatus to provide a concrete board designed on a prepared base. (Machine-translation by Google Translate, not legally binding)

摘要

An apparatus for arranging a concrete joint laid on a prepared base, said apparatus comprising: a frame movable forward on said prepared base; a smoothing element carried by said frame and having a part directed downwards and backwards to push the concrete downwards; a conduit for placing an elongate seal insert having a passage for receiving a seal insert and having further a separate discharge portion immediately below said portion and said smoothing element for discharging the seal insert for embedding in the plastic concrete while said apparatus moves forward; and vibrating means for vibrating said smoothing element and said discharge part so that the plastic concrete passing through the space between them tends to consolidate around said discharge part and around the discharged joint insert. (Machine-translation by Google Translate, not legally binding)