Tesla’s Latest Idea for Combating Range Loss Involves Hot Air, and It’s Serious

New Aerodynamic Development from Tesla

Tesla continues to amaze with its unconventional solutions, and this time it’s about a patent for an inflatable spoiler designed for the Cybertruck pickup. This device, called an “inflatable aerodynamic deflector,” could significantly improve the vehicle’s efficiency during towing.

How the Inflatable Spoiler Works

Using drop-stitch technology, similar to that used in inflatable surfboards, the device in its folded state takes up minimal space in the Cybertruck’s bed. During towing, it inflates, forming a wedge-shaped structure that continues the line of the cabin and windshield, extending several feet and ending before the rear tailgate.

Officially named an “inflatable aerodynamic deflector,” the device uses the same drop-stitch fabric found on a paddleboard or a life vest.

Diagram of Tesla's inflatable spoiler

Benefits for Towing

The main goal of this invention is to reduce aerodynamic drag by smoothing the airflow over the cabin and trailer. This will increase the range during towing, which is critically important for electric vehicles, especially considering their weight and the limited charging network.

Based on diagrams in the patent application, first discovered by Carbuzz, the inflatable structure essentially extends the body line formed by the pickup’s front hood and windshield.

Inflatable spoiler construction

Context of Tesla’s Developments

Tesla has long been trying to solve the problem of range reduction during towing. Previously, the company announced an additional battery for increasing range, which was planned to be placed in the bed, but this project was canceled, despite prior customer orders.

It is worth noting that towing range is something Tesla has been trying to work on for a long time. It was embarrassed after promising a huge range-extending battery that would be housed in the bed.

Tesla patent illustrations

Implementation Prospects

The inflatable spoiler could become a small but important step in improving the Cybertruck’s efficiency. Unlike the canceled battery, this development has the potential for mass production, making it a practical solution for electric pickup owners.

The application of aerodynamic improvements is becoming increasingly relevant for electric vehicles, where every kilometer of range matters. Technologies similar to the inflatable spoiler could become standard for future models, especially those intended for commercial use or active recreation. The success of this development will depend on its durability, ease of use, and real impact on energy efficiency under operating conditions.

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