B - Operations – Transporting – 28 – B
Patent
B - Operations, Transporting
28
B
25/29
B28B 3/02 (2006.01) B28B 7/00 (2006.01) B28B 15/00 (2006.01) E01C 5/06 (2006.01)
Patent
CA 1294763
ABSTRACT Method for manufacturing stones in a press provided with a mould comprising several moulding rooms and taking a fixed position, a stamp arranged above the mould and being movable up and down, a table arranged under the mould and being movable up and down, a supply conveyor for supplying empty product plates and with a discharge conveyor for dis- charging the product plates carrying stones shaped in the mould, whereby the moulding mass is compressed in the mould whilst under the mould a moulding plate supported by the table is located, which is provided with upright ribs for shaping bevelled edges on the stones, whereby during compression the stamp is moved downward until the stamp is located at a certain distance from the table, determined by cooperating stops provided on the table and on the stamp, after which the moulding plate is removed from between the table and the mould, whilst simultaneously a product plate is moved between the table and the mould and next the stones shaped in the mould are pressed out of the mould by moving the stamp and the table simultaneously downward while maintaining the desired distance be- tween the table and the stamp by means of the stops.
516615
Klein Willem
Rook Cornelis
Gebroeders Rook Beheer B.v.
Sim & Mcburney
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