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US 6,976,314 B2Granted
Sharpener for soft-core pencils
AssigneeKUM Limited
InventorFritz Lüttgens
Life of this patent
Estimating the term…
Abstract
A sharpener for sharpening soft-core pencils, especially those used in the medical or pharmaceutical field, includes a housing; and a shaping componentry, received by the housing, for shaping and sharpening a medical or pharmaceutical pencil. The shaping componentry contains a cleaning agent to thereby disinfect the pencil.
Claims11
A sharpener, comprising:
- a housing having a guide channel to receive a medical or pharmaceutical pencil, said guide channel tapering conically from an insertion side of the housing to a free space to receive a core end of the pencil;
- and
- a shaping componentry, received by the housing, for shaping and sharpening a medical or pharmaceutical pencil, said shaping componentry including a blade supported by the housing and extending tangentially in relation to the guide channel for sharpening the care end, and a core shaper projecting into the free space for shaping the core end of the pencil,
- wherein the shaping componentry contains a cleaning agent for disinfecting the core end of the pencil.
1 more element
Dependencies are inferred from the claim text.