Trossen WidowX 250 S · Trossen Robotics
Joints and end effectors that produce the action vector recorded in datasets.
Arm joints
×6Dynamixel smart servo
dual-servo shoulder and elbow
Gripper
×1Servo parallel jaw
XL430 driven
The drive units inside those joints, with torque and reduction details.
Dynamixel XM430-W350
BLDC-class smart servo
4.1 N·m stall at 12 V, current control
Dynamixel XL430-W250
Smart servo
wrist and gripper
Observation streams available to a policy running on this platform.
Servo encoders
12-bit absolute
position, velocity, current
Third-person RGB
USB camera
BridgeData V2 recording setup
Wrist RGB
USB camera
optional in Bridge subsets
The arm behind BridgeData V2 and many low-cost manipulation datasets.
Resolving related models, datasets and papers…
Source: UC Berkeley RAIL
Source: Hugging Face LeRobot
Source: Stanford IRIS & REAL Labs
Source: UT Austin RobIn Lab