04-06-2020 дата публикации
Номер: US20200171705A1
Принадлежит:
SIMEM S.p.A.
An apparatus () for producing fluid concrete comprising: 11. An apparatus () for producing fluid concrete comprising:{'b': 100', '1', '2', '100', '105', '2, 'at least a first mixer () configured to mix at least cement (C) with at least a first amount of water (A) sufficient to realize a low fluidity concrete () having consistency class ≤S2, said first mixer () having an outlet section () adapted to expel said low fluidity concrete (),'}{'b': 1', '100, 'a water supply means configured to supply said first amount of water (A) to said first mixer ();'}{'b': '100', 'a cement supply means configured to supply cement (C) to said first mixer ();'}{'b': 4', '1', '1', '100, 'a control and adjustment unit (), connected to said water supply means and to said at least one cement supply means, configured to calculate said first quantity of water (A) and to selectively control and adjust the introduction of water (A) and cement (C) into the first mixer ();'}{'b': 2', '105', '100, 'wherein said water supply means is configured to supply a second amount of water (A) at or downstream of the outlet section () of the first mixer ();'}{'b': 4', '2', '3', '2', '105, 'said control and adjustment unit () being configured to calculate said second amount of water (A) so as to make a fluid concrete () having consistency class ≥S2, and to control and adjust the supply of said second amount of water (A) to said outlet section ();'}{'b': 4', '1', '2', '1', '100, 'said control and adjustment unit () being configured to pre-calculate said first amount of water (A) and said second amount of water (A) according to the type of concrete to be made prior to the introduction of water (A) and cement (C) into the first mixer ().'}2141100. The apparatus () according to claim 1 , wherein said control and adjustment unit () is further configured to pre-calculate the amount of cement (C) and/or aggregates (i) and/or additives (B) according to the type of concrete to be made prior to the introduction of water ...
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