Patent ID: 7178298

Claim:
A building construction system comprising: an attachment device which holds a wooden construction element to a lower concrete area, said attachment device comprising a lower pressure plate which contacts said wooden construction element, said pressure plate having a circular aperture formed in the middle thereof, said pressure plate having a left hand edge and a right hand edge, a left hand guiding and supporting arm extending vertically from said left hand edge, a right hand guiding and supporting arm extending vertically from said right hand edge, said attachment device having a first spring arm element extending from said left hand edge and a second spring arm element extending from said right hand edge, said attachment device being in combination with a reinforcing rod in a building structure, the building construction system as recited and further including, in combination, a tool for driving the attachment device onto the reinforcing rod, said tool comprising a metal element of about six inches in length and having a generally square cross section of less than two inches by less than two inches, said tool being open on one end and having a metal cap welded to a second end thereof.