A frame is a bent beam with rigid corners which creates a so-called structure gauge. This means that it spans a gap while at the same time creating height.
Technical Specifications
investigation of the deformation of steel frames under load
1 U-shaped and 1 S-shaped frame
statically determinate or statically indeterminate bearing support possible
1 long and 1 short clamping pillar
roller bearing for statically indeterminate support
weights with a movable hook to adjust to any load application point
dial gauges record the deformation of the investigated frame under load