Figure 4: Schematic sketch of the test of the force sensors. (a) Uniaxial guidance. (b) Framework for tensioning the wire. (c) Thick wire. (d) Clamping wire. (e) Thinner wire. (f) Pulley. (g) Test mass. Angle of the acting force in relation to the feed direction α. Feed as a function of time sfeed(t). Distance between pulley pivot point and feed axis loffset. Test mass m attached to a wire.