Title:
CUTTER KNIFE
Document Type and Number:
Japanese Patent JP2018130435
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a cutter knife capable of elongating a lifetime of the cutter knife, and not having a risk of damaging a contained object inside a box, upon unpacking of a carton.SOLUTION: A cutter knife is provided with a holder head 8 provided on the front end side of a cutter holder 1, and with a cutting object introduction port 9 allowing a cutting edge 3c of cutter blade 3 to face to the opening side, between itself and a holding part 1a of the cutter holder 1. A leaf spring 16 is attached to the holder head 8. The leaf spring 16 whose elastic part 16b is positioned in the cutting object introduction port 9, presses the cutting object introduced into the cutting object introduction port 9 to holding part 1a side of the cutter holder 1.SELECTED DRAWING: Figure 1
Inventors:
TOBIOKA SUMIO
Application Number:
JP2017027759A
Publication Date:
August 23, 2018
Filing Date:
February 17, 2017
Export Citation:
Assignee:
TOBIOKA SUMIKO
International Classes:
B26B27/00
Domestic Patent References:
| JPH07124348A | 1995-05-16 | |||
| JPH072095U | 1995-01-13 | |||
| JP2007037956A | 2007-02-15 | |||
| JPS6050950U | 1985-04-10 | |||
| JPS4737373U | 1972-12-25 | |||
| JPS49137200U | 1974-11-26 |
Foreign References:
| US20110119931A1 | 2011-05-26 | |||
| US4833956A | 1989-05-30 |
Attorney, Agent or Firm:
Mitsufumi Wakata
Katsuichi Wakata
Katsuichi Wakata