特許

Boston Dynamics

回転型油圧バルブ
US20200362972A1 Rotary Valve Assembly
US9665099B1 Integrated valve for a legged robot
US9611946B1 Rotary hydraulic valve

Handleの脚構造
US20200290217A1 Robotic Leg

Spot Miniのアクチュエータ関連と思われる特許郡
US10253855B2 Screw actuator for a legged robot
US10300609B2 Motor and controller integration for a legged robot
US10337561B2 Transmission with integrated overload protection for a legged robot

Atlas(2015~)の骨盤構造に似ている.
US9555846B1 Pelvis structure for humanoid robot

磁気エンコーダのキャリブレーション,画像を見るとiC-HausのiC-MUを使っているのが見て取れる.
US11353345B2 Magnetic encoder calibration

US20200172183A1 Mitigating Sensor Noise in Legged Robots