Patent ID: 7845654
Filing Date: 2010-12-07
Classification: B62B

Abstract:
1. A 4-wheeled manually operated wheelbarrow device comprising: a receptacle barrow; a front wheel assembly, comprising: a first front wheel, a second front wheel and a front axle; first and second rear supports; a rear wheel assembly, comprising: a first rear wheel and a second rear wheel; two handles running rearwardly of said barrow; first and second front supports, and said first and second rear supports connected to said handles; said first and second front supports rotatably connecting said front axle to said handles; a rear wheel assembly connection means to rotatably connect the first and second rear wheels to said first and second rear supports, said first and second rear supports each having a substantially angled front portion towards the front of the barrow and a substantially vertical portion facing the rear of the barrow; the rear wheel assembly connection means comprising: first and second vertical straps; a means to fasten the first and second vertical straps securely and singularly to the substantially vertical portion of the respective first and second rear supports; a rear axle extending through an integral bearing means of each of the first and second rear wheels; an integral loop manufactured into an end of each of the vertical straps for encircling the rear axle and connecting the rear axle to the respective vertical strap; two hub washers, each on the exterior outer side of one of the rear wheels; a means to retain each of the hub washers movably on the axle; the first and second rear wheels are enlarged and heavy duty; and the axial distance between the first and second rear wheels is equal to or greater than the axial distance between the first and second front wheels.