USD200722S - Digger tooth unit for an excavating - Google Patents

Description

United States Patent 0 "ice 200,722

Patented Mar. 30, 1965 DIGGER TOOTH UNIT FOR AN EXCAVATING APPARATUS William W. Wilson, 6204 W. Canal Blvd., Shreveport, La.

Filed Mar. 9, 1964, Ser. No. 78,927

Term of patent 14 years (Cl. D39-1) Des. 200,722

PAGE 2 FIG. 1 is a top plan view of the new design for a digger tooth unit for an excavating apparatus;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a side elevation view thereof, in a separated position;

FIG. 6 is a top plan view thereof;

FIG. 7 is a rear view of the tooth portion shown at the left in FIG. 5;

FIG. 8 is a front view of the support portion shown at the right in FIG. 5;

FIG. 9 is a side elevation view thereof; and

FIG. 10 is a sectional view taken on the line 10-10 of FIG. 6.

I claim:

The ornamental design for a digger tooth unit for an excavating apparatus, as shown and described.

References Cited by the Examiner UNITED STATES PATENTS 2,689,419 9/54 Daniels et al. 2,740,212 4/56 Werkheiser et al. 3,020,655 2/62 Launder. 3,021,627 2/62 Johns.

References Cited by the Applicant UNITED STATES PATENTS 1,959,847 5/34 Van Buskirk. 2,258,932 10/41 Jacobs.

2,904,909 9/59 Ratkowski. 2,987,838 6/61 Stratton.

WALLACE R. BURKE, Acting Primary Examiner.

ADELINE B. HANNAH, Examiner.

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