Patent ID: 6865819

Claim:
A printing device for marking an outline of an opening to be cut in a wall for installing a GEM electrical outlet box in the wall, said printing device comprising: a housing having a frame having a base for initial placement of said housing against the wall prior to printing the outline thereon and a stop, said frame being formed with an opening defined by a boundary; a handle connected to said housing; a stamp body connected to said housing having a face configured to print an outline for cutting an opening in a wall; a piston body for supporting said stamp body and having a shape formed to cooperate with said boundary so that said piston can be reciprocated within said opening; a spring assembly configured to bias said piston against said stop in the absence of pressure and to allow said piston body to translate towards said base for printing the outline when pressure is applied to said piston body; and at least a first level attached to said housing.