Cutter knife

- NT Incorporated
Description

FIG. 1 is a front view of a cutter knife showing my new design;

FIG. 2 is a left side view of FIG. 1;

FIG. 3 is an inverted view of FIG. 1;

FIG. 4 is a right side view of FIG. 3;

FIG. 5 is a plan view of FIG. 1;

FIG. 6 is a bottom view of FIG. 1;

FIG. 7 is a front view where a lid for a blade is open;

FIG. 8 is a left side view of FIG. 7;

FIG. 9 is a front view with a lid to be completely opened;

FIG. 10 is a left side view of FIG. 9;

FIG. 11 is an inverted view of FIG. 8;

FIG. 12 is a right side view of FIG. 11;

FIG. 13 is a plan view of FIG. 9;

FIG. 14 is a bottom view of FIG. 9;

FIG. 15 is a front view where the blade portion is set to the other side of a handle while the lid for the blade is opened after changing the angle of a safety case;

FIG. 16 is a left side view of FIG. 15;

FIG. 17 is an inverted view of FIG. 15;

FIG. 18 is a right side view of FIG. 17;

FIG. 19 is a plan view of FIG. 15; and,

FIG. 20 is a bottom view of FIG. 15.

Referenced Cited
U.S. Patent Documents
D298409 November 8, 1988 Sugiyama
D341764 November 30, 1993 Birkholz
D358752 May 30, 1995 Duvall
D388305 December 30, 1997 Schulz et al.
D392537 March 24, 1998 Schulz et al.
5144749 September 8, 1992 Chen
5355588 October 18, 1994 Brandenburg, Jr. et al.
5493781 February 27, 1996 Saito
Patent History
Patent number: D430475
Type: Grant
Filed: Oct 25, 1999
Date of Patent: Sep 5, 2000
Assignee: NT Incorporated (Osaka)
Inventor: Sayoko Hirai (Osaka)
Primary Examiner: Philip S. Hyder
Attorney: Snider & Associates
Application Number: 0/112,807
Classifications
Current U.S. Class: D 8/98
International Classification: 0803;