Title:
Drill tool or the like
United States Patent D257511
US Patent References:
Tap
Lanfranconi - December, 1945 - 2390950

Drill bit having file teeth
Hawkins - October, 1951 - 2570945

Rotary metal cutting tool having a locally annealed shank portion
Lewis - April, 1956 - 2740974


Inventors:
Zahn, Hajo (Guilford, CT)
Application Number:
D/611034
Publication Date:
11/11/1980
Filing Date:
09/08/1975
View Patent Images:
Assignee:
Olin Corporation (New Haven, CT)
Primary Class:
Other Classes:
D24/147
Field of Search:
D54/4, 408/226
Primary Examiner:
Douglas, Alan P.
Attorney, Agent or Firm:
Motsko, Donald R.
Claims:
1. The ornamental design for a drill tool or the like, as shown and described.

Description:

FIG. 1 is a side elevational view of the drill tool or the like illustrating one embodiment of the new design and showing the cutting portion of the tool in phantom;

FIG. 2 is a top end view of the tool of FIG. 1;

FIG. 3 is a sectional view taken along the lines 3--3 of FIG. 1;

FIG. 4 is a partial elevational view of the right side of the tool of FIG. 1;

FIG. 5 is a side elevational view of the tool illustrating a second embodiment of the new design and showing the cutting portion of the tool of the type shown in FIG. 1 partially in phantom;

FIG. 6 is a top end view of the tool of FIG. 5;

FIG. 7 is a sectional view taken along the line 7--7 of FIG. 5; and

FIG. 8 is a partial elevational view of the left side of the tool of FIG. 5.

The phantom representation of the cutting portion of a drill bit is made in the drawings merely for the purpose of illustrating the environment in which this invention is used. The structure shown in broken lines is not part of the design sought to be patented.