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US 7,125,325 B2Granted
Portable sharpening system for a dual-knife cutting machine
AssigneeJorson & Carlson Co.
InventorWoodrow A. Powers, II
Life of this patent
Estimating the term…
Abstract
A grinding apparatus (36) for a paper cutting mechanism (10) is shown and includes a coupler (38), for mounting on an upper rail (14) of the cutting mechanism (10), a motor-driven grinder (40), and an adjustable support (42) for adjustably positioning the motor-driven grinder (40) in the direction of the rail (14).
Claims8
A grinding apparatus for use with a paper cutting mechanism, said paper cutting mechanism including an upper slitter unit on a rail and an associated lower slitter unit, said rail extending in a first direction, said grinding apparatus comprising, in combination:
- a coupler receiving said rail and mounting said grinding apparatus thereon;
- a motor-driven grinder to engage and sharpen said lower slitter unit;
- adjustable support means, interposing said coupler and said motor-driven grinder, for securing said motor-driven grinder to said coupler and for adjustably positioning said motor-driven grinder relative to said lower slitter unit in said first direction.
Dependencies are inferred from the claim text.