base clip

base anchor

The metal piece attached to the base of a doorframe for the purpose of securing the frame to the floor; either fixed or adjustable.
References in periodicals archive ?
This elegant device was designed to be very versatile, it can sit on any surface, such as a desk or tabletop, or can be clipped on to the top edge of an open laptop screen with a spring loaded clamp base clips designed for laptops and flat panel monitors of various thicknesses.