Test results
![]() Test 1 Load on the centre of the board above the diagonal frame ![]() Test 2 Load on the board* in the centre of gravity of the area enclosed by two edge frames** and a diagonal frame ![]() Test 3 Load on the edge of the board with the fibre orientation of the solid wood rods running parallel to the edge frame ![]() Test 4 Load on the edge of the board with the fibre orientation of the solid wood rods running at a right-angle to the edge frame ![]() Test 5 Load on the edge frame in the centre of the field ![]() Versuch 6 Load on the edge frame near the aluminium support base |

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* ** *** |
Material: Material: Constructers: Place of examination: Date of examination: |
wood core plywood 22 mm maple plywood 24 mm Ingenieurgemeinschaft Speich Hinkes Lindemann Fachhochschule Bielefeld 14.03.2001 |

Test No. | 1st breaking load [kN] | Deformation[mm] | Drop in load [kN] | Max. breaking load [kN] |

1. | 9,4 | 21,5 | 8,4 | 10,8 |
2. | 6,1 | 14,5 | 5,4 | 9,8 |
3. | 5,5 | 9,7 | 2,6 | 5,5 |
4. | 9,2 | 19,6 | 1,5 | 9,2 |
5. | 12,4 | 15,6 | 12,0 | 15,6 |
6. | 15,8 | 8,8 | 14,5 | 16,1 |
