Patent ID: 7219391

Claim:
A door assembly comprising: a door frame, a door having a predetermined thickness; said door having one edge thereof adapted for being hingedly connected to said door frame for swinging between and open and closed position; means defining a horizontally disposed chamber formed within said thickness of said door; said chamber being disposed in communication with an opening formed in said one edge of said door; a support bracket adapted for connection to a door frame disposed in alignment with said opening formed in said one edge of said door; a door closer disposed in said chamber; a piston displaceably mounted within a cylinder; a piston rod connected to said piston; said piston rod having a free end extending through one end of said cylinder; a spring means interposed between said piston and said one end of said cylinder; means for mounting said door closer within said chamber to said door and said support bracket, whereby said cylinder and said piston with said connected piston rod is rendered rotatable relative to one another.