Stretch 4: Hello Robot’s New Mobile Robot

This is the Stretch 4: a mobile robot from Hello Robot that is designed to work safely around humans. It can be used in homes, labs, and places of business. It has an open source ROS2 and Python SDK for research. This robot features a telescoping arm with 55cm reach. It has max payload capacity of 4kg. Its base can move in all directions to get out of tight spots.

Here are the specs:

• telescoping arm, 3 wheel omni base
• speed: 70 cm/s arm
• base top speed: 0.6 m/s
• Ultra 5 225H processor, 32GB RAM, 1TB NVMe
• NVIDIA Jetson Orin NX secondary processor

This robot uses Mujoco + URDF for collision avoidance. The above video shows it in action.

[HT]