Patent ID: 6415569
Filing Date: 2002-07-09
Classification: H02G

Abstract:
A sectional conduit comprising:a plurality of three-dimensional longitudinally extended sections with a rhombus cross section; said extended sections comprising four outer faces with grooves on the longitudinally extended sides of said extended sections for placing a wire or chord into said grooves, and two inner faces at each end of said extended sections; a first three-dimensional wedge with a triangular cross section shorter in length than said extended sections; wherein on one inner connecting face of said first wedge are a plurality of small arm joint balls, and on another inner connecting face of said first wedge are corresponding holes; a second three-dimensional wedge with a triangular cross section shorter in length than said extended sections and identical in size of the first three-dimensional wedge; wherein on one inner connecting face of said second wedge are a plurality of small arm joint balls, and on another inner connecting face of said second wedge are corresponding holes; and wherein said first three-dimensional wedge is placed opposite and in an upside-down relation of said second three-dimensional wedge; wherein said inner connecting face with said small arm joint balls of said first wedge align, are inserted, and snapped into said holes on said inner connecting face of said second wedge which form a rotating three-dimensional rhombus shaped conduit section smaller than said extended section.