dead knot

dead knot

A knot that has lost its fibrous connection with the surrounding wood; it can easily loosen and fall out or be knocked out.
References in periodicals archive ?
Maximum KD for each knot was measured on the radial surface perpendicular to the knot at the border between sound and dead knot.
We do not want this knot to become tighter and tighter, so that it even becomes a dead knot," Wang, who was in the Philippines for talks on Tuesday, told reporters in Manila.
But in breast cancer cells, there is no coordinated transcription site pairing, the DNA loops become tangled and the entire gene complex shuts down in a dead knot.
The legs of table should be made out of solid crack and dead knot free teak wood block of size 100 x 100 MM into a cylindrical shaped legs of circumference 180-200 MM and length 730 MM.
The effect of errors in dead knot border radial position was less pronounced but still substantial for higher error levels, while errors in knot rotational position could be neglected even for the highest magnitudes of error tested.
Limited Tenders are invited for Supply of Seasoned timber planks of IInd class hard wood (KIKKAR) free from dead Knot, cracks and warping of following sizes :
This area is almost exclusively located around sound knots, whose fibers are intergrown with the wood fibers of the stem, compared with a dead knot, which is not connected to the normal wood in the same fashion.
Limited Tenders are invited for Supply of Seasoned timber planks of IInd class hard wood (CHEED WOOD) free from dead Knot, cracks and warping of following sizes : Size of Timbers
Figure 3a shows an image that contains a dead knot as a principal object and two pockets as secondary defects in the upper left part of the image.
The following 10 defect categories were considered, plus clear wood: birds eye & freckle, bark & pitch pockets, wane, split, blue stain, stain, pith, dead knot, live knot, and hole.