Patent ID: 8458931
Filing Date: 2013-06-11
Classification: E02F

Abstract:
1. A tooth retention device for attachment to an edge of excavator bucket, said bucket defining a bucket opening, and comprising: a tooth mounting portion; a fork-shaped body forming part of said tooth mounting portion fitting over said edge of said bucket, said fork-shaped body defining a fork opening registering with said bucket opening; a generally C-shaped clamp passing through said bucket opening and said fork opening in said fork-shaped body; a wedge located alongside said clamp and extending into said fork opening and said bucket opening and holding the clamp in position; a generally U-shaped axial recess extending longitudinally along said wedge; a threaded rod and a threaded wedge block on the rod, received in said axial recess in said wedge and wherein the rod is rotatable to move the wedge block along the rod within said axial recess between locked and released positions; a wedge block engagement portion on said wedge block, and, a clamp engagement portion on said clamp, said wedge block engagement portion and said clamp engagement portion being inter-engageable with one another upon insertion of said wedge into said bucket opening and said fork opening.