Window and door form for prefabricated concrete walls
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United States of America Patent
Stats
-
Nov 25, 2008
Grant Date -
Dec 4, 2003
app pub date -
Feb 18, 2003
filing date -
Feb 5, 2001
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A wall and port form for forming a concrete wall having a port for mounting a window or a door includes a building wall form having a wall form perimeter wall and a wall form bottom wall; a portal form for placement within the building wall form perimeter wall for defining an opening for one of a door and a window, the portal including a portal form perimeter wall configured as a closed loop encompassing a port space and preventing concrete poured into the wall form from flowing into the port space encompassed by the portal form, and a form spacing and dislodgement mechanism for spacing the portal form from the building wall form bottom wall upon curing of concrete within the wall form and thereby dislodging the portal form from the grip of the concrete.
First Claim
Family
International Classification(s)
Cited Art Landscape
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