01 / Kinematic study

Right hand / Human scale

Anatomy in motion

Loading the tendon hand

3,259 bodies · 48 cords · 24 driven joints

Full CAD detail. Preparing the model and its motion.

Tendon hand.

An open-frame hand. Follow the cords from the forearm to the fingertips.

Movement library05 studies

Motion timeline 0.00 s

View & visibility

Slow turntable Contact shadows Focus on the hand Focus on the motors Cords Bowden sheaths Gearbox internals

Inside the movement

48cords in antagonist pairs

24independently driven joints

7 mmcapstan radius

4:1planetary reduction

Read the cords

Red — flexion

Green — abduction

Blue — middle joint

Yellow — fingertip joint

The darker cord in each pair is the antagonist paying out.

About the motion

DRAG to orbit / SCROLL to zoom / RIGHT-DRAG to pan

Scene details

48 cords. One continuous mechanism.