Patent ID: 6224815
Filing Date: 2001-05-01
Classification: B28B

Abstract:
A method of manufacturing masonry units of predetermined height and having a roughened texture side surface, said method comprising the steps of:a) providing a mold box comprising a plurality of side walls defining a mold cavity open at its top and bottom, and a division member spanning between two of said side walls to define two subcavities, said division member comprising a grate;b) providing a stripper shoe head comprising a plurality of stripper shoe plates, each stripper shoe plate being sized and shaped to move through one of the mold box subcativities from the top to the bottom of the mold box cavityc) filling a mold box with composite masonry fill to a first level;d) compacting the masonry fill within the mold box to a second level corresponding with the predetermined height of the molded masonry unit;e) discharging the molded masonry units from the mold box, at least partially through the action of a stripper shoe plates associated with each subcavity of the mold box; andf) curing at least some of the discharged masonry units.