The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 08, 1998
Filed:
Oct. 30, 1997
Fritz Luttgens, Erlangen, DE;
KUM GmbH & Co. KG Kunststoff- und Metallwarenfabrik, Erlangen, DE;
Abstract
A sharpener for a soft core pencil having a pencil end to be sharpened, the pencil end including a free core end, the sharpener comprising a housing defining: a guide conduit therein for receiving the pencil end to be sharpened; and a hollow space adjacent to and in communication with the guide conduit for surrounding the free core end of the pencil during sharpening thereof. The sharpener further includes a cutting blade received by the housing approximately tangentially with respect to the guide conduit and to the hollow space for cutting the end of the pencil; and a cleaning shaper supported by the housing, the cleaning shaper having a secured position and a removed mode relative to the housing and including: a core shaper protruding into the hollow space in the secured position of the cleaning shaper for shaping the free core end of the pencil during sharpening; a cleaning device connected to the core shaper and introducible into the hollow space in the removed mode of the cleaning shaper for cleaning core mass accumulated in the hollow space during sharpening; and an arrangement for supporting the cleaning device for holding the cleaning shaper in its secured position.