Hello Robot’s Stretch 4: The Future of Home Assistance

Hello Robot has introduced a new wheeled robot, Stretch 4, designed to provide assistance at home before humanoid robots become commonplace. While many are working on robots that mimic human actions, Stretch 4 moves on wheels, a practical choice for real-world home environments.

Design and Functionality

Stretch 4 is equipped with a lifting column and an extendable arm to grasp objects at varying heights, providing practical assistance. The focus is on safe movement and functionality in both homes and workplaces.

Omnidirectional Movement

A significant feature of Stretch 4 is its omnidirectional base, allowing it to move in any direction without turning first. This capability enhances control and safety, particularly in tight spaces such as near furniture or in narrow hallways.

Advanced Sensors

The robot’s sensor setup includes lidar and cameras with a wide field of view, alongside a wrist-mounted depth camera. These sensors enable Stretch 4 to understand its environment, avoid obstacles, and handle objects with care.

Human Involvement

Stretch 4 combines autonomous features with human oversight. Users can either control the robot directly or supervise while it performs tasks independently. This approach bridges the gap between fully autonomous operations and practical home use.

Target Users and Safety

Stretch 4 aims to assist those with severe mobility impairments. For individuals unable to move freely, the ability to perform small tasks like retrieving a fallen item is valuable. The robot incorporates safety features such as force limiting and collision avoidance to ensure safe operation in home settings.

Pricing and Market Position

Stretch 4 is priced at $29,950, targeting researchers and organizations for initial deployment. Hello Robot plans further testing to eventually bring a consumer version to market.

Conclusion

The first practical home robot may not resemble the humanoid figures frequently seen online. Instead, it could be more like Stretch 4, focusing on usefulness and safety in everyday tasks. For families with members who have mobility challenges, this robot could offer significant support.