Improved structure of pencil cutter capable of arbitrarily adjusting lead

The utility model relates to a pencil sharpener improvement structure that can adjust pencil core arbitrarily. The utility model consists essentially of an insertion device, a pencil core thickness adjustment device and a pencil length adjustment device. The insertion device is comprised of a U-shap...

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Bibliographic Details
Main Author SHI SHENGCHANG
Format Patent
LanguageChinese
English
Published 02.04.2008
Subjects
ACCESSORIES FOR WRITING OR DRAWING
ARTICLES FOR WRITING OR DRAWING UPON
BUREAU ACCESSORIES
PERFORMING OPERATIONS
TRANSPORTING
WRITING OR DRAWING IMPLEMENTS
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Summary:The utility model relates to a pencil sharpener improvement structure that can adjust pencil core arbitrarily. The utility model consists essentially of an insertion device, a pencil core thickness adjustment device and a pencil length adjustment device. The insertion device is comprised of a U-shaped seat body, a fixing ring, a fixing block and a rocker. The pencil core thickness adjustment device comprises an adjust screw, a screw nut, a rotary shaft, an elastic component, a screw knife, a limit block and a fixing screw nut to adjust the screw knife's location. The pencil core thickness adjustment device can sharpen the pencil in different thickness. The pencil length adjustment device comprises a control screw, an adjustment block and a spring to control an adjustment block's occulting bar location. Therefore, pencil length adjustment device provided by the utility model can sharpen pencils in different length to provide convenience for users.
Bibliography:Application Number: CN2007202151U