The ornamental design for an uppersection of an excavator bucket, as shown and described.
The present application is also related to U.S. Design application Ser. No. 29/719,364, U.S. Design application Ser. No. 29/719,366, and U.S. Design application Ser. No. 29/719,368, all of which are concurrently filed herewith, and the disclosures all of which are incorporated herein by reference.
FIG. 1 is an upper perspective rear view of an upper section of an excavator bucket according to our design;
FIG. 2 is a lower perspective front view thereof;
FIG. 3 is a front view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a rear view thereof; and,
FIG. 6 is a right side view thereof, the left side view being a mirror image thereof.
The broken lines shown in the drawings are for the purpose of illustrating environmental structure that forms no part of the claimed design.