English to French Tech/Engineering Mechanics / Mech Engineering shutter; hinge

-"Diameter of said holes 3 is selected in a manner that when a hinge is fixed on top of the reinforcing tie, a cylindrical protrusion of a hinge plate passes loosely through the particular through-hole 3."
-"a hinge for shutters comprising a hinge hub mounted on a pivot of a shutter bracket, said hinge hub being separably connected to a hinge block, which in turn is separably connected to a hinge plate arranged between the shutter and the hinge block, said hinge plate being separably connected to said shutter...."

Peut-on parler de "plaque de charnière" ? Ou de quoi s'agit-il ?