Patent ID: 6318499
Filing Date: 2001-11-20
Classification: E04C,E04G

Abstract:
A method for forming a scaffolding plank from two or more wooden boards, comprising:providing a plurality of wooden boards, at least one of said wooden boards being a natural wooden board and at least one of said wooden boards being a laminated wooden board;positioning said wooden boards in side to side abutment, each of said wooden boards including two sides and a lengthwise direction, each of said sides being flat and having a height and said height being the smallest dimension of said wooden boards;compressing said plurality of wooden boards vertically so that the top surfaces of said plurality of wooden boards are co-planar and concurrently compressing said plurality of wooden boards transversely before revolvingly embedding at least three spaced apart pins;revolvingly embedding at least three spaced apart pins transversely through said plurality of wooden boards, normal to said sides of said plurality of wooden boards, and normal to said lengthwise direction of said plurality of wooden boards, each of said at least three spaced pins having helical threads; andsubsequently removing the compression on said plurality of wooden boards;whereby the helical threads of said plurality of helical pins become anchored within each of said wooden boards thereby fixing and maintaining said wooden boards in relative position.