Back to results
US 4,244,682 AGranted
Portable concrete molding apparatus
OwnerJohn H. Willinghaminventor
Life of this patent
Estimating the term…
Abstract
A portable concrete molding apparatus for use in casting concrete building components of particular shapes. The apparatus includes a trailer onto which is mounted three mold sections with one of the mold sections fixedly attached to the trailer and with the other two mold sections movably attached to the trailer.
Claims33
Portable concrete molding apparatus comprising:
- (a) a bed;
- (b) a first mold means for being fixedly attached to said bed;
- said first mold means including a first mold face having a forward edge, a rearward edge, a top edge and a bottom edge;
- said first mold means including a second mold face having an outer side edge, an inner side edge, a top edge and a bottom edge;
- said first and second mold faces being substantially normal to one another with said rearward edge of said first mold face being conterminous with said inner side edge of said second mold face;
- (c) a second mold means for being movably attached to said bed;
- said second mold means including a first mold face having a forward edge, a rearward edge, a top edge and a bottom edge;
- said second mold means including a second mold face having an outer side edge, an inner side edge, a top edge and a bottom edge;
- said first and second mold faces being substantially normal to one another with said rearward edge of said first mold face being conterminous with said inner side edge of said second mold face;
- said first mold faces of said first and second mold means being substantially the same shape and size and being located substantially directly opposite one another a spaced-apart distance;
- and
- (d) a third mold means for being movably attached to said bed;
- said third mold means including a first mold face having a first side edge, a second side edge, a top edge and a bottom edge;
- said first mold face of said third mold means being substantially the same shape and size as the combined spaced-apart shape and size of said second mold faces of said first and second mold means and being located substantially directly opposite thereof a spaced-apart distance.
11 more elements
Dependencies are inferred from the claim text.