from the GNU version of the Collaborative International Dictionary of English
- n. One of two suspending posts in a roof truss, or other framed truss of similar form. See king-post.
from The Century Dictionary and Cyclopedia
- n. In carpentry, one of the suspending posts in the framed principal of a roof, or in a trussed partition or other truss, when there are two such posts. When there is only a single post it is called a king-post or crown-post. Also called prick-post.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. vertical tie post in a roof truss
Sorry, no etymologies found.
Some timber bridges consist of queen-post trusses in the upright position, as shown diagrammatically in fig. 62, where the circles indicate points at which the flooring girders transmit load to the main girders.
Pratt truss (fig. 63) and the Whipple truss (fig. 64) of queen-post trusses alternately upright and inverted.
The rafters are long in proportion, and so are the struts of each king-post and queen-post; nor must I omit to say that the struts of the queen-posts, on the side nearest the wall, thrust against the rafters, and, towards the centre, against the struts of the king-post.
He made the tie-beams of the roof-truss, which are thirty-eight braccia in length from wall to wall, of a number of timbers well scarfed and fastened together, since it was not possible to find beams of sufficient size for the purpose; and whereas the tie-beams of other roof-trusses have only one king-post, all those of this Hall have three each, a king-post in the middle, and a queen-post on either side.
Most braced girders may be considered as built up of two simple forms of truss, the king-post truss (fig. 61, a), or the queen-post truss (fig. 61,