centreboard

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centreboard

Nautical a supplementary keel for a sailing vessel, which may be adjusted by raising and lowering
References in periodicals archive ?
This time he steered skillfully, with traditional guara centerboards.
A centerboard eighteen feet deep could be hoisted with block and tackle.
The grader looks at the outside of the log and then predicts the grades that the centerboards will yield after sawing.
The focus on centerboards is considerable because Swedish sawmills choose sawing patterns and plan production volumes based on centerboard yield.
All centerboards were scanned on all four sides using a CCD (Charge Coupled Device) line camera.
All the sideboards from the SPSB were graded and analyzed for relationship with centerboards.
For the value of centerboards and sideboards, the average price levels (SEK/[m.
A sawlog was considered to give off-grade boards if at least one of the resulting centerboards was an off-grade product.
The share of the off-grade boards in the total number of centerboards was 8.
The share of off-grade boards in the total number of centerboards rose to 11.
This judgment is reasonable, as the sawing procedure completed by the vSM included automatic length-wise centering and only the centerboards were considered in the study.
Within each class, the volume of both sideboards and centerboards of different dimensions is shown.