Bambu Lab's parent company, Shenzhen Tuozhu Technology, has filed a U.S. patent application for a redesigned heatbed, published September 10, 2026. The design aims to heat the print bed more evenly, addressing the warping and peeling issues common with large 3D prints. The patent's abstract says the construction improves adhesion and print quality, though specific performance claims are not yet backed by testing.

The patent describes replacing the typical laminated heating sheet with a