Mar 3, 2026

US12564227 - Rate-sensitive protective apparel

A rate-sensitive protective apparel including an outer fabric shell, first and second sealing material layers positioned within the outer fabric shell, and a shear thickening fluid core disposed between the first and second sealing material layers is provided. The sealing material layers have fibers extending towards the apparel interior and enmeshing the shear thickening fluid core, and the shear thickening fluid directly contacts with the sealing material and the fibers.

Assignee: Nano and Advanced Materials Institute Limited
Inventors: Kang Zhang, Shilong Zhang, Pak Chung Lau, Meishan Chan, Jifan Li
Filing date: 2023-07-05

The patent describes a rate-sensitive protective apparel that incorporates a shear thickening fluid core sandwiched between two sealing material layers within an outer fabric shell. This design allows the fibers in the sealing layers to enmesh with the fluid, enhancing the protective capabilities of the apparel.

Claim 1

1 . A rate-sensitive protective apparel comprising: an outer fabric shell; a first sealing material layer positioned within the outer fabric shell; a second sealing material layers positioned within the outer fabric shell; and a shear thickening fluid core disposed between the first and second sealing material layers, wherein the first and second sealing material layers have fibers extending towards an apparel interior and enmeshing the shear thickening fluid core, and the shear thickening fluid core comprises a shear thickening fluid and the shear thickening fluid directly contacts the first sealing material layer and its fibers and the second sealing material layer and its fibers; and wherein the outer fabric shell has a width greater than the first sealing material layer, the second sealing material layer, and the shear thickening fluid core. an outer fabric shell; a first sealing material layer positioned within the outer fabric shell; a second sealing material layers positioned within the outer fabric shell; and a shear thickening fluid core disposed between the first and second sealing material layers, wherein the first and second sealing material layers have fibers extending towards an apparel interior and enmeshing the shear thickening fluid core, and the shear thickening fluid core comprises a shear thickening fluid and the shear thickening fluid directly contacts the first sealing material layer and its fibers and the second sealing material layer and its fibers; and wherein the outer fabric shell has a width greater than the first sealing material layer, the second sealing material layer, and the shear thickening fluid core.

Google Patents

https://patents.google.com/patent/US12564227

USPTO PDF

https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/12564227