Sharpener sheath

A technique for sharpening, blades, used in the field of sheaths for storing blades

Inactive Publication Date: 2002-08-21
COLUMBIA INSURANCE CO +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the vast majority of such sharpener sheaths fail to provide a means of locking the sharpening device and blade to securely store the sheath and blade

Method used

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Examples

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Embodiment Construction

[0027] While the invention may be embodied in many different forms, the specification and drawings disclose only the preferred forms as embodiments of the invention. However, the present invention is not limited to the above-described embodiments. The scope of the invention is determined in the appended claims.

[0028] The embodiments of the device in the various figures show details of mechanical elements that are well known in the art and will be recognized by those skilled in the art. A detailed description of the above components is not necessary for understanding the present invention. Therefore, only those elements necessary for understanding the technical features of the present invention are explained here.

[0029] A sharpener sheath device, generally designated 10, for storing and selectively sharpening knives is suitable for use in accordance with the present invention. Referring to Fig. 1, there is shown a sheath 10 storing blades (shown in phantom). The scabb...

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PUM

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Abstract

The present invention is a device (10) for storing and selectively sharpening a knife (16). The present invention includes a scabbard (12) with opposing first (20) and second (18) ends. An opening is defined in the first end (20) and a passage defined in the scabbard (12) for receiving a knife blade. The device further includes a sharpening device (64) and an engagement device (62), where the engagement device is in operable communication with the scabbard for selectively moving the sharpening device (64) relative to the scabbard (12).

Description

technical field [0001] The present invention relates to a sheath for storing blades, and more particularly to a sheath for storing and selectively sharpening blades. Background of the invention [0002] In view of the change of knives with the actual use time, it is very troublesome to keep common household knives in sharp condition. Users don't always remember to sharpen the blade until the knife becomes too dull to cut effectively. It is not always convenient to sharpen the blades before or after each use, so that over time the blades become dull and difficult to use. [0003] In many prior art patents, the inventors have recognized this shortcoming of general blades and have proposed a sharpener sheath from which the blade is sharpened each time it is inserted or withdrawn , Typical patents in this regard include US Pat. No. 3,774,350 and No. 4,041,651. [0004] In this prior art sharpener sheath, the blade is sharpened by inserting the blade into or withdrawing from t...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B24B3/54B24D15/08B26B29/02
CPCB26B29/025B24D15/084
Inventor D·麦D·苏布斯茨T·诺瓦克D·黄
Owner COLUMBIA INSURANCE CO
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