Static molds – Container-type molding device – And an inner removable core to form recess or opening
Reexamination Certificate
2005-06-28
2010-11-02
Chilcot, Jr., Richard E (Department: 3635)
Static molds
Container-type molding device
And an inner removable core to form recess or opening
C249S149000, C052S606000, C052S747120, C052S562000
Reexamination Certificate
active
07823858
ABSTRACT:
Masonry units (10) are integrally assembled by tightening forces of bolts (60) and nuts (70), in a condition that interlayer metal plates (50) are interposed between the masonry units. A basic form (11) of the masonry unit is contained in a mold for forming the masonry unit. A space (98) for fluidic covering material, which is chargeable with the covering material, is defined between upper and lower faces of the form (11), and the fluidic covering material is charged in the space. The upper and lower faces of the masonry unit are covered with the solidified covering material (12). According to the present invention, high dimensional accuracy of the masonry unit can be ensured, and efficiency of the production process of the masonry units is promoted to improve productivity of the masonry units.
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Koyama Tomoyuki
Matsufuji Yasunori
Chilcot, Jr. Richard E
Jacobson & Holman PLLC
Japan Science and Technology Agency
Nguyen Chi
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