초록 ▼

An auxiliary wheel assembly mounted on a selected portion of a wheelbarrow comprising: several structural members namely a urethane receptacle barrow, a dual front support and wheel assembly, a rear support and wheel assembly with a plurality of heavy duty wheels, and a means to connect these front

An auxiliary wheel assembly mounted on a selected portion of a wheelbarrow comprising: several structural members namely a urethane receptacle barrow, a dual front support and wheel assembly, a rear support and wheel assembly with a plurality of heavy duty wheels, and a means to connect these front and rear assembles and barrow. These members are potentially made of various materials and are designed for Original Equipment offerings or After Market additions to currently produced wheel barrows. The device may have alternative embodiments with various materials and wheel assembly designs.

대표청구항 ▼

What is claimed as new and desired to be protected by Letters Patent is: 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

What is claimed as new and desired to be protected by Letters Patent is: 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. 2. The 4-wheeled manually operated wheelbarrow device according to claim 1 further comprising a pair of heavy duty front reinforcement straps, said front reinforcement straps connecting a front portion of the barrow to a forward portion of each of said rearwardly running handles and thereby providing support to the barrow for heavy loads enabled by the 4-wheeled structure.