Patent ID: 6158949
Filing Date: 2000-12-12
Classification: E02F,Y10T

Abstract:
A boom assembly of a work machine, comprising:a boom body having a top boom support structure, a bottom boom support structure, a first lateral boom support structure, and a second lateral boom support structure which cooperate with each other to define a boom void therein; anda coupling subassembly which is positioned within said boom void and attached to said boom body, wherein said coupling subassembly includes (i) a first coupling support structure and a second coupling support structure which are spaced apart from each other so as to define a boss space therebetween, and (ii) a boss positioned within said boss space and secured to said first coupling support structure and said second coupling support structure,wherein (i) said boss has a pin passageway extending therethrough, (ii) said first coupling support structure has a first pin aperture defined therein, (iii) said second coupling support structure has a second pin aperture defined therein, and (iv) said pin passageway, said first pin aperture, and said second pin aperture are aligned with each other,wherein said first coupling support structure has a first upper leg and a first lower leg extending therefrom,said second coupling support structure has a second upper leg and a second lower leg extending therefrom,said first upper leg and said first lower leg each being (i) positioned within said boom void, and (ii) secured to said boom body,said second upper leg and said second lower leg each being (i) positioned within said boom void, and (ii) secured to said boom body,said first coupling support structure is secured to said first lateral boom support structure, said top boom support structure, and said bottom boom support structure, andsaid second coupling support structure is secured to said second lateral boom support structure, said top boom support structure, and said bottom boom support structure.