Blade for surgical knife
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Description
FIG. 1 is a side elevation view of the blade for a surgical knife showing the new design;
FIG. 2 is a side elevation view of the opposite side thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a front end elevation view thereof;
FIG. 6 is a rear end elevation view thereof;
FIG. 7 is a perspective view thereof; and
FIG. 8 is a section taken along line 8--8 of FIG. 7.
The characteristic features of my design reside in the specific configuration of a series of longitudinal corrugations spaced inwardly from the cutting edge of the blade.
Referenced Cited
U.S. Patent Documents
Other references
486426 | November 1892 | Brooks |
2108267 | February 1938 | O'Neill |
2555735 | June 1951 | Estabrooks |
2895218 | July 1959 | Petzoldt |
2960769 | November 1960 | Matwijcow |
3555682 | January 1971 | Laszlo |
3654701 | April 1972 | Hastings |
- Sargent and Co., 1961, p. 405, Cat. 109, Knife Blade, Item-11, S-26775. Central Scientific Co., Cat. J-300, p. 482, Item No. 53330, Scapel Blade.
Patent History
Patent number: D248167
Type: Grant
Filed: Aug 27, 1975
Date of Patent: Jun 13, 1978
Assignee: Feather Kogyo Kabushiki Kaisha (Mino)
Inventor: Ryoji Kanai (Seki)
Primary Examiner: Bernard Ansher
Attorney: V. M. Creedon
Application Number: 5/608,404
Type: Grant
Filed: Aug 27, 1975
Date of Patent: Jun 13, 1978
Assignee: Feather Kogyo Kabushiki Kaisha (Mino)
Inventor: Ryoji Kanai (Seki)
Primary Examiner: Bernard Ansher
Attorney: V. M. Creedon
Application Number: 5/608,404
Classifications
Current U.S. Class:
D24/29;
D24/30;
D24/28;
D24/16;
D 8/20;
D 8/98;
D/7152
International Classification: D2402; D2803;
International Classification: D2402; D2803;