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Title:
SCREWDRIVER
Document Type and Number:
Japanese Patent JP2009039831
Kind Code:
A
Abstract:

To provide a screwdriver which can be easily confirmed to be a desired one even if a tip tool is covered, and cannot be visually confirmed.

A screwdriver 1 has a tip tool 11 formed at its tip in which, when the screwdriver is stored in a tool storage case, the shape of the tip tool 11 is covered in the tool storage case to become invisible and also its back end 21 is exposed from the tool storage case to become visible. At least a part of tool information including the shape and the size of the tip tool 11 is displayed at the back end 21 by combining one or more of colors, figures and letters.


Inventors:
NAKAYAMA KOICHI
Application Number:
JP2007208766A
Publication Date:
February 26, 2009
Filing Date:
August 10, 2007
Export Citation:
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Assignee:
PEARL KK
International Classes:
B25B15/00; B25B23/16
Domestic Patent References:
JPH0166977U1989-04-28
JP3129243U2007-02-15
JPS58113466U1983-08-03
Attorney, Agent or Firm:
Masatake Suzuki



 
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