Patent ID: 6830405
Filing Date: 2004-12-14
Classification: E04F,Y10T

Abstract:
A fastening member for fastening building boards to a post or a stud of a building frame, comprising:a substrate for supporting back surfaces of building boards; at least two upstanding portions for stabilizing the fastening member against a post or a stud of a building frame, one of the at least two upstanding portions being inclined rearward from the upper edge of the substrate, and the other of which being extended rearward from the lower edge of the substrate; a concave portion depressed rearward from the substrate for fixing the fastening member to a post or a stud of a building frame and having an inner wall, a bottom and an opening formed in the bottom for allowing a fixing member to pass therethrough, wherein a rear surface of the bottom of said concave portion and rear surfaces of ends of said upstanding portions are on the same plane; a horizontal portion extending forward from the substrate; and an engaging portion for engaging ends of building boards, which is formed contiguous to the distal end of the horizontal portion; wherein said inner wall of the concave portion is provided at a lower wall portion thereof with an obliquely projected portion which enables a component force directed downward to be acted via the fastening member on a lower building board which is held below said horizontal portion by allowing only said obliquely projected portion of said inner wall to be contacted with a head portion of the fixing member at a final stage of fixing the fixing member to a post or a stud of a building frame through said opening formed in said bottom, and by further screwing the fixing member with its head portion sliding on said obliquely projected portion.