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US 2006/0040600 A1Published application
Precision sharpener tool
OwnerRudolf Koppeinventor
Life of this patent
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Abstract
A precision sharpening tool is disclosed, having opposing sharpening elements arranged to form a generally “V” shaped sharpening slot and first and second guide members arranged on opposite sides of the sharpening slot which comprise tensioned spring means arranged to urge a guiding surface against a side of a blade being drawn through the sharpening slot.
Claims18
A sharpening tool comprising:
- opposing sharpening elements arranged to form a generally “V” shaped sharpening slot;
- a guide member arranged adjacent said sharpening slot, said guide member comprising tensioned spring means arranged to urge a guiding surface against a side of a blade being drawn through said sharpening slot.
A sharpening tool comprising:
- a mounting block, comprising slots arranged for mounting opposing sharpening elements comprising overlapping rectilinear plates having sharpening edges arranged in a generally “V” shaped sharpening slot arrangement;
- first and second guide members arranged adjacent said sharpening slot, said guide members comprising tensioned spring means arranged to urge a guiding surface against a side of a blade being drawn through said sharpening slot;
- wherein said tensioned spring means is selected from flat, bar and leaf flat spring means.
Dependencies are inferred from the claim text.