Title:
CARPENTER'S PENCIL SHARPENER
Document Type and Number:
WIPO Patent Application WO2005000601
Kind Code:
A3
Abstract:
A carpenter's pencil sharpener (10) for cutting a point on a flat pencil (23) has a base enclosure (12) and a centering collar (14) rotatably mounted on the base enclosure (12) and cooperatively defining a longitudinal central axis (13). The base enclosure (12) has a pencil contour surface (22) generally matching a desired contour of the pencil (23). The collar (14) positions the pencil (23) generally along the central axis (13) during rotation of the collar (14). A flat blade (26) has a cutting edge (28) positioned along the contour surface (22) at an angle (a) of approximately 10-13 degrees relative to the central axis (13) for cutting against the pencil (23) when the pencil (23) is rotated about the central axis (13).
Inventors:
DONALDSON JOSEPH K
Application Number:
PCT/US2004/020644
Publication Date:
February 24, 2005
Filing Date:
June 28, 2004
Export Citation:
Assignee:
FLADE LLC (US)
International Classes:
B43L23/00; B43L23/08; B43L; (IPC1-7): B43L23/08
Foreign References:
| US6092293A | 2000-07-25 | |||
| US6571480B1 | 2003-06-03 |
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