Patent ID: 7424246

Claim:
A floor standing and environmentally isolated external fusing module dockable with a first external module surround frame surrounding a xerographic toner image marking module and having a first set of sheet-path interface and module-to-module docking devices, said floor standing and environmentally isolated external fusing module comprising: (a) a fusing apparatus for receiving from said xerographic toner image marking module a copy sheet carrying an un-fused toner image thereon to heat and permanently fix said toner image onto said copy sheet; (b) a second external module surround frame for surrounding and isolating fusing volatiles from said fusing apparatus to prevent said fusing volatiles from contaminating an imageable surface and wire charging devices in said xerographic toner image marking module, said second external module surround frame having a second set of sheet-path interface and module-to-module docking devices for inter-docking with said xerographic toner image marking module; (c) floor standing casters mounted to a bottom of said second external module surround frame for movable supporting said floor standing and environmentally isolated external fusing module.