Patent ID: 6430849
Filing Date: 2002-08-13
Classification: E02F

Abstract:
A boom stick assembly for use on an excavating machine, comprising:a boom stick; a bucket secured to said boom stick for pivotal movement relative thereto between a first position and a second position; a breaker secured to said boom stick for pivotal movement relative thereto between a stowed position and an operative position; and hydraulically operable drive apparatus interconnected between said boom stick and said bucket and breaker and useable to pivotally move said bucket between said first and second positions and to pivotally move said breaker between said stowed and operative positions, said bucket, when said breaker is in said stowed position, being movable by said drive apparatus to said second position and useable in conjunction with said boom stick to perform a digging operation, said breaker, when said bucket is in said first position, being movable by said drive apparatus to said operative position and useable in conjunction with said boom stick to perform a breaking operation, whereby said boom stick assembly may be used to perform both digging and breaking operations without equipment changeout thereon.