Sharpener for soft-core pencils
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.
1. 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.
2. The sharpener of claim 1 , wherein the blade and the core shaper of the shaping componentry are each made of a base material, wherein the cleaning agent is added to the base material of at least one of the blade and core shaper as an additive.
3. The sharpener of claim 1 , wherein the blade and the core shaper of the shaping componentry are each made of a base material, wherein the cleaning agent is applied on the base material of at least one of the blade and core shaper in the form of a coating selected from the group consisting of a single-layer coating and multi-layer coating.
4. The sharpener of claim 3 , wherein the coating contains polytetrafluoroethylene.
5. The sharpener of claim 3 , wherein the coating has a surface displaying a lotus texture.
6. The sharpener of claim 2 , wherein the additive contains a migrating substance.
7. The sharpener of claim 3 , wherein the coating contains a migrating substance.
8. The sharpener of claim 6 , wherein the migrating substance includes silver ions.
9. The sharpener of claim 7 , wherein the migrating substance includes sliver ions.
10. The sharpener of claim 1 , wherein the housing is made of a material containing said cleaning agent.
11. The sharpener of claim 1 , wherein the housing includes a housing part having a surface which is treated with a contamination-repellent agent.