49° 150.5° 169° 164° 137° 146° 132° 57.5° 169° 8’11” 17’1” 15’9” 24’4” 8’0” Zero Waste Nearodesic Domes Edmund Harriss http://www.mathematicians.org.uk/eoh http://maxwelldemon.com Buckminster Fuller was an architect with a sense of mathematics. He recognised that simple forms would often have the strength and other properties required. As a result he promoted many structures from math- ematics that have been found to be excellent for construction; most nota- bly the Oct-Tet truss and the geodesic dome. The geodesic dome in particular was taken up by the environmental movement for simple housing. The problem is it requires a fair amount of skill to build and if the faces are made with sheet material, leaves quite a bit of waste. Vinay Gupta took these problems head on and created the Hexayurt. His starting point was the 8’x4’ rectangle. A standard size for building materials, for example plywood. In particular he introduced the triangle made from a 2x1 rectangle cut along the diagonal: Six of these triangles come together to form a pyramid. The pyramid of six triangles is placed on top of a hexagon of 2x1 rectangles to form the hexayurt (for more details see www.hexayurt.com): This triangle and rectangle combination can be used to make larger buildings. Here are two: For the first (the Tri-dome) the standard roof (six triangles put together) is lifted higher with squares (2 rectangles together) on 3 of the sides joined by half-roofs: For the second (the Quad-dome) four standard roofs are made and leant together around a square. The remaining holes are filled, with a square on top and four squares cut accross the middle round the side. The diagonally cut squares are vertical: Height Floor area Angles of walls Hexayurt Tri-dome Quad-dome 8’ 111 sq.ft. 90 10’0” 458 sq.ft. 49, 57.5 11’ 4” 448 sq.ft. 84.7, 90 6’ wildman Wildman Image: CC-BY-SA Sodacan: http://commons.wikimedia.org/wiki/File:Wildman_Supporter_(Heraldry).svg 84.5° 150.5° 150.5° Vertical face 5’8” 11’4” 8’0” 150.5° 155° 8’0” 11’4” 12’8” 24’0” 135° 169.5° Version 2 30/8/2011, with corrected and additional specifications Additional information and models at: http://maxwelldemon.com/2011/08/07/hexayurt-dome-details-and-models/ 10’0” 6’0”
49150.516916413714613257.516981117115924480Zero Waste Nearodesic
DomesEdmund
Harrisshttp://www.mathematicians.org.uk/eohhttp://maxwelldemon.comBuckminster
Fuller was an architect with a sense ofmathematics. He recognised
that simple forms would often have the strength and other
properties required. As a result he promoted many structures from
math-ematics that have been found to be excellent for construction;
most nota-bly the Oct-Tet truss and the geodesic dome. The geodesic
dome in particular was taken up by the environmental movement for
simple housing. The problem is it requires a fair amount ofskill to
build and ifthe faces are made with sheet material, leaves quite a
bit ofwaste. Vinay Gupta took these problems head on and created
the Hexayurt. His starting point was the 8x4 rectangle. A standard
size for building materials, for example plywood. In particular he
introduced the triangle made from a 2x1 rectangle cut along the
diagonal:Six ofthese triangles come together to form a pyramid. The
pyramid ofsix triangles is placed on top ofa hexagon of2x1
rectangles to form the hexayurt (for more details see
www.hexayurt.com):This triangle and rectangle combination can be
used to make larger buildings. Here are two:For the first (the
Tri-dome) the standard roof(six triangles put together) is lifted
higher with squares (2 rectangles together) on 3 ofthe sides joined
by half-roofs:For the second (the Quad-dome) four standard roofs
are made and leant together around a square. The remaining holes
are filled, with a square on top and four squares cut accross the
middle round the side. The diagonally cut squares are
vertical:Height Floor area Angles of
wallsHexayurtTri-domeQuad-dome8 111 sq.ft. 90100 458 sq.ft. 49,
57.511 4 448 sq.ft. 84.7, 906 wildmanWildman Image: CC-BY-SA
Sodacan:http://commons.wikimedia.org/wiki/File:Wildman_Supporter_(Heraldry).svg84.5150.5150.5Vertical
face5811480150.515580114128240135169.5Version 2 30/8/2011, with
corrected and additional specificationsAdditional information and
models at:
http://maxwelldemon.com/2011/08/07/hexayurt-dome-details-and-models/10060The
Hexayurt FamilyThe Hexayurt3 Foldable HexayurtsLasercut with a thin
line for red and thick for green. Fold back each dotted line.Insert
tabs into green line slots.Prot.2 Foldable Tri-DomesFoldable
Quad-dome
