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Function and Applications
A rotable axle supports at two places in a frame which is held by a spiral spring to the frame. The axle, which projects at the top, carries a flange with tightening screw to take the various model objects with stem of up to 6 mm diameter. A tensions rod is applied to the frame, the axis of which coincides with the rotating axle of the instrument.
Equipment and technical data
- Height: 180 mm
- Diameter stem: 10 mm
- Spring constant: 2,5 Ncm/rad
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