Ladas & Parry
Concrete forming device with corner forming accessory
 A forming device for forming a ceiling in which a neat corner is to be formed between the ceiling and an adjacent wall which includes a form panel to form a portion of the ceiling adjacent to the wall, having an engaging projection formed on a back face thereof, the engaging projection having a flange extendeing therefrom in a direction substantially parallel to the back face to confine an engaging groove. A filler member is placed between the vertical wall and the edge of the form panel. A form holding member is set up with a portion substantially parallel to the form panel adjacent to the wall. A filler holding member is mounted on that portion of the form holding member and includes a first portion substantially parallel to the form panel and a second portion perpendicular to the first portion. The first portion is slideably secured to the form holding member, and the second portion extends adjacent to the vertical wall. The second portion has a depressing portion to press the filler member against the second concrete structure and an angled mortise portion to engage with the groove of the form panel. 
E E
E04G E04G
inventional inventional
Yuan-Ho
Lee