Patent ID: 7051443

Claim:
A utility knife comprising: a housing; said housing having a forward portion, a rear portion, and a middle portion; a cutting member; said cutting member being attached to said forward portion; said rear portion, including a grip for enabling a user to grasp the knife with a hand; a pivot wheel; said pivot wheel being attached to said middle portion; at least a part of said pivot wheel being received inside said housing whereby the knife is stabilized during use; said housing having first and second sides and a mechanism for securing said first side to said second side; a storage compartment in said housing; said storage compartment being adapted to receive spare cutting members; a rotation mechanism for enabling said first and second sides to rotate relative to one another to a second position so that said storage compartment is accessible to the user; said storage compartment being covered by said first and second sides when said first and second sides are in a first position relative to one another; said rotation mechanism including a stud attached to and projecting from said first side and a curved track in said second side, said stub being received in said curved tracks, said stud being able to move along said curved track.