I was going to say if your router supports it, it would be a good idea... but no USB port wont work.
Might be actually cheaper to get a new router that does support USB storage vs the share center thing you posted. But ya... you pretty much got the idea already anyway 
| BenQ XL2420T 24" 120Hz | Ducky Shine III 9008 White LED - Brown MX | Logitech G9x |
| Corsair Carbide 400R | Asus Sabertooth z77 | i7 3770K @ 4.3Ghz - 1.200v | CM Hyper 212 Evo - Push/Pull |
| SLI eVGA 4GB GTX980 ACX SC | Vengeance 16GB RAM 1600 DDR3 | AX850w PSU | Samsung 840Pro 128GB SSD | WD Black 1TB HD |