Patent ID: 8695239
Filing Date: 2014-04-15
Classification: E02F

Abstract:
1. A thumb for an excavator, said thumb comprising: a base comprising an inner end adapted to be connected to an excavator arm and an outer end, wherein said outer end of said base includes a body mount structure that comprises first and second spaced-apart recesses located respectively in outer ends of first and second spaced-apart base side walls located on opposite lateral sides of said base; a body releasably connected to the base and selectively separable from the base, said body comprising an outer working portion comprising a plurality of tines, first and second spaced-apart body side walls, an inner tail portion comprising first and second tail members defined by respective outwardly projecting portions of said first and second body side walls that extend away from said working portion of said body, and a coupling portion located between the working portion and the tail portion, said coupling portion comprising a pivot cross-pin that extends between and interconnects the first and second body side walls; said pivot cross-pin of said coupling portion of said body rotatably engaged with said first and second recesses of said body mount structure of said base, with a first side of said cross-pin adjacent the first body side wall seated in the first recess and a second side of said cross-pin adjacent the second body side wall seated in said second recess; said first and second tail members located respectively adjacent said first and second base side walls and releasably captured respectively to said first and second base side walls in an operative position of said body for use of said working portion; a first open notch located in said first tail member and a first projection extending outwardly from said first base side wall; a second open notch located in said second tail member a second projection extending outwardly from said second base side wall; wherein said first projection is received and retained in said first notch and said second projection is received and retained in said second notch when said body is located in its operative position with said first and second tail members located respectively adjacent and fixedly secured to said first and second base side walls.