blind nailing, concealed nailing, secret nailing
1. Nailing in such a way that the nailheads are not visible on the face of the work. 2. In finished roofing, the use of nails that are not exposed to the …
Category: Pic
blind-mortise-and-tenon joint, stub mortise and tenon
A joint combining a blind mortise and a stub tenon; neither is visible in the assembled joint.
blind arcade
A decorative row of arches applied to a wall as a decorative element, esp. in Romanesque buildings.
bituminized fiber pipe
A lightweight drainage pipe fabricated of cellulose fiber combined with coal tar.
bit
1. A small tool which fits in the chuck of a brace or drill, and by which it is rotated— thereby cutting or boring a hole. 2. The projecting blade of a …
bird screen
A frame fitted with a wire mesh; used to prevent birds from entering an opening, such as at a chimney hood or a ventilation opening.
binding post
A post attached to an electric cable, wire, or apparatus, for making a connection to it conveniently.
bimetallic element
A device formed of two metals which are bonded together, each having a different coefficient of thermal expansion; used in temperature-indicating and temperaturecontrolling devices.
billet
1. A common Norman or Romanesque molding formed by a series of circular (but occasionally square) cylinders, disposed alternately with the notches in single or multiple rows. 2. A steel …
bifrons
Having two fronts or faces looking in opposite directions, as a double herm.