Retractable knife

- Olfa Corporation
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Description

FIG. 1 is a perspective view of a retractable knife showing my new design, in a condition wherein rotary blade is retracted;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left end view thereof;

FIG. 7 is a right end view thereof;

FIG. 8 is a perspective view thereof, in a condition wherein rotary blade is projected;

FIG. 9 is a perspective view of a second embodiment of a retractable knife showing my new design, in a condition wherein rotary blade is retracted;

FIG. 10 is a top plan view thereof;

FIG. 11 is a front elevational view thereof;

FIG. 12 is a rear elevational view thereof;

FIG. 13 is a bottom plan view thereof;

FIG. 14 is a left end view thereof;

FIG. 15 is a right end view thereof; and,

FIG. 16 is a perspective view thereof, in a condition wherein rotary blade is projected.

Referenced Cited
U.S. Patent Documents
D298409 November 8, 1988 Sugiyama
D346542 May 3, 1994 Birkholz
D388305 December 30, 1997 Schulz et al.
D392537 March 24, 1998 Schulz et al.
5101564 April 7, 1992 Melter
5355588 October 18, 1994 Brandenburg, Jr. et al.
5711077 January 27, 1998 Schulz et al.
Patent History
Patent number: D412274
Type: Grant
Filed: Sep 4, 1998
Date of Patent: Jul 27, 1999
Assignee: Olfa Corporation
Inventor: Shoji Okada (Osaka)
Primary Examiner: Philip S. Hyder
Law Firm: Ostrolenk, Faber, Gerb & Soffen, LLP
Application Number: 0/93,190
Classifications
Current U.S. Class: D 8/98
International Classification: 0803;