A dolly includes a frame having rear and bottom sections directly conjoined to each other. The frame further includes a pair of oppositely disposed leverage arms having opposed end portions directly connected to the rear section and terminating rearward therefrom respectively. The dolly further incl
A dolly includes a frame having rear and bottom sections directly conjoined to each other. The frame further includes a pair of oppositely disposed leverage arms having opposed end portions directly connected to the rear section and terminating rearward therefrom respectively. The dolly further includes an elongated drive axle directly connected to the leverage arms. First and second pairs of wheels are directly and operably mounted to the end portions of the axles. The dolly further includes a plurality of washers directly engaged with laterally spaced ones of the first and second pairs of wheels Each of the first and second pairs of wheels include a plurality of bearings directly intercalated between the axle end portions and associated rims of the first and second pairs of wheels. A plurality of spacers are nested between the first and second pairs of wheels for preventing undesirable contact therebetween.
대표청구항▼
What is claimed as new and what is desired to secure by Letters Patent of the United States is: 1. A dolly for supporting and transporting heavy objects between remote locations, said dolly comprising: a frame having rear and bottom sections directly conjoined to each other, said rear section havin
What is claimed as new and what is desired to secure by Letters Patent of the United States is: 1. A dolly for supporting and transporting heavy objects between remote locations, said dolly comprising: a frame having rear and bottom sections directly conjoined to each other, said rear section having opposed end portions extending upwardly from a ground surface and terminating thereabove at a predetermined height defined along a vertical plane, said bottom section having a substantially planar and smooth top surface protruding forwardly from said rear section and at an angle orthogonal thereto such that said bottom section can receive and support the objects thereon during operating conditions, said frame further including a pair of oppositely disposed leverage arms having opposed end portions directly connected to said rear section and terminating rearward therefrom respectively; an elongated drive axle having a centrally registered longitudinal axis extending orthogonal to a longitudinal length of said rear section and further having opposed end portions terminating laterally and outwardly from said rear section, said axle being directly connected to said leverage arms in such a manner that said axle is maintained at a fixed spatial relationship with said frame during operating conditions; and first and second pairs of wheels directly and operably mounted to said end portions of said axles in such a manner that said first and second pairs of wheels can be individually removed from said axle without rendering said dolly inoperable; wherein each said first and second pairs of wheels comprises: a plurality of bearings directly intercalated between said axle end portions and associated rims of said first and second pairs of wheels, said bearings being disposed about said axle end portions and laterally spaced from said axle central portion. 2. The dolly of claim 1, wherein said axle further includes a central portion monolithically formed with said end portions of said axle, said central portion having a diameter greater than a diameter of said end portions and being axially registered therewith for maintaining a center of mass centrally positioned across a width of said dolly. 3. The dolly of claim 1, further comprising: a plurality of washers directly engaged with laterally spaced ones of said first and second pairs of wheels, said washers being slidably positional along a selected portion of said end portions of said axle such that said lateral ones of said first and second pairs of wheels can be maintained at a laterally fixed relationship about said end portions of said axle respectively. 4. The dolly of claim 1, further comprising: a plurality of cotter pins, each said end portions of said axle being provided with an aperture disposed laterally from said first and second pairs of wheels, said cotter pins being directly and removably positional through the apertures for inhibiting lateral movement of said first and second pairs of wheels. 5. The dolly of claim 4, further comprising: a plurality of spacers nested between said first and second pairs of wheels for preventing undesirable contact therebetween, each said spacers being directly engaged with associated rim sections of said first and second pairs of wheels. 6. The dolly of claim 5, wherein said spacers comprise: a plurality of monolithically formed pins protruding outwardly therefrom and disposed parallel to said axle such that said pins become interfitted directly with associated rims of said first and second pairs of wheels. 7. A dolly for supporting and transporting heavy objects between remote locations, said dolly comprising: a frame having rear and bottom sections directly conjoined to each other, said rear section having opposed end portions extending upwardly from a ground surface and terminating thereabove at a predetermined height defined along a vertical plane, said bottom section having a substantially planar and smooth top surface protruding forwardly from said rear section and at an angle orthogonal thereto such that said bottom section can receive and support the objects thereon during operating conditions, said frame further including a pair of oppositely disposed leverage arms having opposed end portions directly connected to said rear section and terminating rearward therefrom respectively; an elongated drive axle having a centrally registered longitudinal axis extending orthogonal to a longitudinal length of said rear section and further having opposed end portions terminating laterally and outwardly from said rear section, said axle being directly connected to said leverage arms in such a manner that said axle is maintained at a fixed spatial relationship with said frame during operating conditions; and first and second pairs of wheels directly and operably mounted to said end portions of said axles in such a manner that said first and second pairs of wheels can be individually removed from said axle without rendering said dolly inoperable, outer ones of said first and second pairs of wheels including laterally situated valve stems so that an operator can readily inflate said outer wheels without removing said outer wheels from said axle; wherein each said first and second pairs of wheels comprises: a plurality of bearings directly intercalated between said axle end portions and associated rims of said first and second pairs of wheels, said bearings being disposed about said axle end portions and laterally spaced from said axle central portion. 8. The dolly of claim 7, wherein said axle further includes a central portion monolithically formed with said end portions of said axle, said central portion having a diameter greater than a diameter of said end portions and being axially registered therewith for maintaining a center of mass centrally positioned across a width of said dolly. 9. The dolly of claim 7, further comprising: a plurality of washers directly engaged with laterally spaced ones of said first and second pairs of wheels, said washers being slidably positional along a selected portion of said end portions of said axle such that said lateral ones of said first and second pairs of wheels can be maintained at a laterally fixed relationship about said end portions of said axle respectively. 10. The dolly of claim 7, further comprising: a plurality of cotter pins, each said end portions of said axle being provided with an aperture disposed laterally from said first and second pairs of wheels, said cotter pins being directly and removably positional through the apertures for inhibiting lateral movement of said first and second pairs of wheels. 11. The dolly of claim 10, further comprising: a plurality of spacers nested between said first and second pairs of wheels for preventing undesirable contact therebetween, each said spacers being directly engaged with associated rim sections of said first and second pairs of wheels. 12. The dolly of claim 11, wherein said spacers comprise: a plurality of monolithically formed pins protruding outwardly therefrom and disposed parallel to said axle such that said pins become interfitted directly with associated rims of said first and second pairs of wheels. 13. A dolly for supporting and transporting heavy objects between remote locations, said dolly comprising: a frame having rear and bottom sections directly conjoined to each other, said rear section having opposed end portions extending upwardly from a ground surface and terminating thereabove at a predetermined height defined along a vertical plane, said bottom section having a substantially planar and smooth top surface protruding forwardly from said rear section and at an angle orthogonal thereto such that said bottom section can receive and support the objects thereon during operating conditions, said frame further including a pair of oppositely disposed leverage arms having opposed end portions directly connected to said rear section and terminating rearward therefrom respectively; an elongated drive axle having a centrally registered longitudinal axis extending orthogonal to a longitudinal length of said rear section and further having opposed end portions terminating laterally and outwardly from said rear section, said axle being directly connected to said leverage arms in such a manner that said axle is maintained at a fixed spatial relationship with said frame during operating conditions; and first and second pairs of wheels directly and operably mounted to said end portions of said axles in such a manner that said first and second pairs of wheels can be individually removed from said axle without rendering said dolly inoperable, outer ones of said first and second pairs of wheels including laterally situated valve stems so that an operator can readily inflate said outer wheels without removing said outer wheels from said axle, inner ones of said first and second pairs of wheels including medially situated valve stems so that an operator can readily inflate said inner wheels without removing said inner wheels from said axle; wherein each said first and second pairs of wheels comprises: a plurality of bearings directly intercalated between said axle end portions and associated rims of said first and second pairs of wheels, said bearings being disposed about said axle end portions and laterally spaced from said axle central portion. 14. The dolly of claim 13, wherein said axle further includes a central portion monolithically formed with said end portions of said axle, said central portion having a diameter greater than a diameter of said end portions and being axially registered therewith for maintaining a center of mass centrally positioned across a width of said dolly. 15. The dolly of claim 13, further comprising: a plurality of washers directly engaged with laterally spaced ones of said first and second pairs of wheels, said washers being slidably positional along a selected portion of said end portions of said axle such that said lateral ones of said first and second pairs of wheels can be maintained at a laterally fixed relationship about said end portions of said axle respectively. 16. The dolly of claim 13, further comprising: a plurality of cotter pins, each said end portions of said axle being provided with an aperture disposed laterally from said first and second pairs of wheels, said cotter pins being directly and removably positional through the apertures for inhibiting lateral movement of said first and second pairs of wheels. 17. The dolly of claim 16, further comprising: a plurality of spacers nested between said first and second pairs of wheels for preventing undesirable contact therebetween, each said spacers being directly engaged with associated rim sections of said first and second pairs of wheels.
※ AI-Helper는 부적절한 답변을 할 수 있습니다.