| 20100071503 | Adjustable Arc Cam - The present invention is directed toward a cam assembly comprising a cam, a drive shaft and an adjustable screw. The cam includes a first side, a second side opposite the first side, an outer perimeter and a thickness between the first and second sides. The cam further has a first elongated bore through the first and second sides and the thickness of the cam, wherein the first elongated bore has a length radially oriented in the cam and a first end and a second end. The cam further has an elongated threaded hole extending from the outer perimeter to and being in communication with the first elongated bore. The drive shaft extends through the first elongated bore. The adjustment screw is within the elongated threaded hole and is engaged with the drive shaft, wherein the cam assembly is constructed and arranged such the drive shaft can be adjustably positioned and fixedly secured relative to the cam at a plurality of positions along the length of the first elongated bore. | 03-25-2010 |
