Patent ID: 8287332

Claim:
A method of machining workpieces that, when in use, functionally cooperate with each other, wherein the machining method is performed with one of the workpieces being an elongate cylinder with a series of helically wound cutting blades and a bedknife support and with one of the workpieces being a bedknife, the method including: (a) providing a grinding assembly having a frame; (b) mounting one of the workpieces on the frame; (c) mounting a machining tool on the frame to permit defined relative movement between the tool and the frame; (d) adjusting the position of the workpiece relative to the frame with one or more adjustable supports for the machine tool to operatively engage the workpiece; (e) fixing the adjustable supports to maintain the position of said workpiece relative to the frame; (f) operatively engaging the tool and the workpiece and machining the workpiece in accordance with the defined relative movement, (g) removing the workpiece from the frame, and (h) mounting the other one of the workpieces on the frame and repeating steps (c)-(g) on the second mounted workpiece, wherein said elongate cylinder and said bedknife functionally cooperate to cut grass, and wherein said elongate cylinder and said bedknife form a single lawn mower assembly.