A modular cart includes a cart frame with a top and a bottom. A platform is secured to the top of the cart frame. Wheels are secured to the bottom of the cart frame. Receiver assemblies are secured to the cart frame. A cart module includes at least one handle with a lower end and an upper end. A sha
A modular cart includes a cart frame with a top and a bottom. A platform is secured to the top of the cart frame. Wheels are secured to the bottom of the cart frame. Receiver assemblies are secured to the cart frame. A cart module includes at least one handle with a lower end and an upper end. A shank is located at the lower end. The shank is removably secured within a receiver assembly secured to the cart frame.
대표청구항▼
1. A modular cart, comprising: a cart frame comprising a top, a bottom, a front end cap, and a rear end cap;a platform secured to the top of the cart frame;a plurality of wheels secured to the bottom of the cart frame; anda cart module that comprises at least one handle comprising a lower end and an
1. A modular cart, comprising: a cart frame comprising a top, a bottom, a front end cap, and a rear end cap;a platform secured to the top of the cart frame;a plurality of wheels secured to the bottom of the cart frame; anda cart module that comprises at least one handle comprising a lower end and an upper end, and a shank at the lower end, the shank being removably secured within a receiver assembly of a plurality of receiver assemblies, and at least one receiver assembly of the plurality of receiver assemblies is secured to each of the front and rear end caps, and each of the plurality of receiver assemblies comprises a receiver tube and a handle stop secured to a lower most portion of the receiver tube and the handle stop comprising a through hole configured to receive a screw that threadingly engages the shank to removably secure the shank of the handle within the receiver tube of the receiver assembly. 2. The modular cart of claim 1, wherein the at least one handle of the cart module is two handles and a lower end of each handle comprises a shank, and the two handles are connected by a bar extending between the upper ends of the two handles, both shanks of the cart module removably secured within two respective receiver assemblies secured to one end cap of the front and rear end caps. 3. The modular cart of claim 1, wherein the at least one handle of the cart module is two handles and a lower end of each handle comprises a shank, and the two handles are connected by a bar extending between the upper ends of the two handles, and one shank is removably secured within the receiver assembly secured to the front end cap and the other shank is removably secured within the receiver assembly secured to the rear end cap. 4. A modular cart comprising: a cart frame comprising a top, a bottom, a front end cap, and a rear end cap;a platform secured to the top of the cart frame;a plurality of wheels secured to the bottom of the cart frame; anda cart module that comprises at least one handle comprising a lower end and an upper end, and a shank at the lower end, the shank being removably secured within a receiver assembly of a plurality of receiver assemblies, at least one receiver assembly of the plurality of receiver assembles is secured to each of the front end cap and rear end cap, and each of the plurality of receiver assemblies comprises a receiver tube and a handle stop secured to a lower most portion of the receiver tube of one of the plurality of receiver assemblies;wherein the first and second end caps comprise a plurality of through holes and a receiver assembly of the plurality of receiver assemblies is secured within each of the through holes in the first and second end caps. 5. The modular cart of claim 4 wherein three receiver assemblies are secured to each of the front and rear end caps. 6. The modular cart of claim 4, wherein at least two receiver assemblies are secured to the front end cap and at least two receiver assemblies are secured to the rear end cap: wherein the cart module is a first cart module, and further comprising a second cart module; andwherein the first and second cart modules each comprise two handles connected at upper ends of the handles by cross bars, and lower ends of the handles comprise shanks, each of the shanks removably secured to a respective one of the receiver assemblies. 7. The modular cart of claim 4, wherein the at least one handle of the cart module is two handles and a lower end of each handle comprises a shank, and the two handles are connected by a bar extending between the upper ends of the two handles, both shanks of the cart module removably secured within two respective receiver assemblies secured to one end cap of the front and rear end caps. 8. The modular cart of claim 4, wherein the at least one handle of the cart module is two handles and a lower end of each handle comprises a shank, and the two handles are connected by a bar extending between the upper ends of the two handles, and one shank is removeably secured within the receiver assembly secured to the front end cap and the other shank is removably secured within the receiver assembly secured to the rear end cap. 9. A modular cart comprising: a cart frame comprising a top, a bottom, a front end cap, and a rear end cap;a platform secured to the top of the cart frame;a plurality of wheels secured to the bottom of the cart frame; anda cart module that comprises two handles, a lower end of each handle comprises a shank and one shank is removably secured within a receiver assembly secured to the front end cap and one shank is removably secured within a receiver assembly secured to the rear end cap;wherein the cart module further comprises a bar extending between upper ends of the two handles, a lower brace and an upper brace extending away from each of the handles of the cart module, lower braces and the upper braces secured to a pair of high bar supports, lower ends of the high bar supports secured to the lower braces and upper ends of the high bar supports extending vertically past the cross bar extending between the upper ends of the two handles, the upper ends of the high bar supports connected by a high bar. 10. The modular cart of claim 9, wherein at least two receiver assemblies are secured to the front end cap at least two receiver assemblies are secured to the rear end cap; wherein the cart module is a first cart module, and further comprising a second cart module; andwherein the first and second cart modules each comprise two handles connected at upper ends of the handles by bars, and lower ends of the handles comprise shanks, each of the shanks removably secured to a respective one of the receiver assemblies. 11. A modular cart system comprising: a cart base comprising: a cart from extending between a front end cap and a rear end cap, the cart frame having a top and a bottoma platform secured to the top of the cart frame;a plurality of wheels secured to the bottom of the cart frame; anda plurality of receiver assemblies secured to each of the front end cap and the rear end cap; anda plurality of cart modules, each cart module of the plurality comprising at least one handle having a lower end and an upper end, a shank at the handle lower end and at least one member extending generally perpendicularly away from the upper end, wherein the shank is configured to be removably secured within a receiver assembly of the plurality of receiver assemblies;wherein the plurality of cart modules comprises a lumber rack module comprising:a first handle with a lower end and an upper end, the lower end comprising a first shank;a second handle with a lower end and an upper end, the lower end comprising a second shank;a low bar extending between the upper ends of the first handle and the second handle;lower braces extending away from each of the first handle and the second handle;upper braces extending away from each of the first handle and second handle;first and second high bar supports secured to the lower braces and the upper braces and extending vertically above the first and second handles; anda high bar extending between upper ends of the first and second high bar supports;wherein the first shank is removably secured to a receiver assembly secured to the first end cap and the second shank is removably secured to a receiver assembly secured to the second end cap. 12. The modular cart system of claim 11, wherein the plurality of cart modules comprises at least a flat cart module, a shopping cart module, a wagon module, and the lumber rack module, and at least one cart module of the plurality of cart modules is secured to the cart base by engagement between the shank of the at least one cart module and a receiver assembly of the plurality of receiver assemblies. 13. The modular cart system of claim 11, wherein the plurality of cart modules comprises a flat cart module comprising: a first handle with a lower end and an upper end, the lower end comprising a first shank;a second handle with a lower end and an upper end, the lower end comprising a second shank; anda cross bar secured between the upper ends of the first handle and the second handle;wherein the first shank and the second shank are removably secured within two respective receiver assemblies to one end cap of the front and rear end caps. 14. The modular cart system of claim 11, wherein the plurality of cart modules comprises a wagon module wherein the handle extends away from the shank at an angle relative to the shank, and the at least one member is a grab bar that extends from the upper end of the handle at an angle perpendicular to both the handle and the shank. 15. A modular cart system comprising: a cart base comprising: a cart from extending between a front end cap and a rear end cap, the cart frame having a top and a bottoma platform secured to the top of the cart frame;a plurality of wheels secured to the bottom of the cart frame; anda plurality of receiver assemblies secured to each of the front end cap and the rear end cap; anda plurality of cart modules, each cart module of the plurality comprising at least one handle having a lower end and an upper end, a shank at the handle lower end and at least one member extending generally perpendicularly away from the upper end, wherein the shank is configured to be removably secured within a receiver assembly of the plurality of receiver assemblies;wherein the plurality of cart modules comprises a lumber rack module comprising:a first handle with a lower end and an upper end, the lower end comprising a first shank;a second handle with a lower end and an upper end, the lower end comprising a second shank;a low bar extending between the upper ends of the first handle and the second handle;lower braces extending away from each of the first handle and the second handle;upper braces extending away from each of the first handle and second handle;first and second high bar supports secured to the lower braces and the upper braces and extending vertically above the first and second handles; anda high bar extending between upper ends of the first and second high bar supports;wherein the first shank is removably secured to a receiver assembly secured to the first end cap and the second shank is removably secured to a receiver assembly secured to the second end cap;wherein the plurality of cart modules comprises first and second furniture cart modules, each of the first and second furniture cart modules comprising:a first handle with a lower end and an upper and, the lower end comprising a first shank;a second handle with a lower end and an upper end comprising a second shank;a high bar secured between the upper ends of the first handle and the second handle; anda low bar extending between the first handle and the second handle at a position between the first and second shanks and the high bar;wherein the first furniture cart module is removably secured to the cart frame by removable engagement of the first and second shanks of the first furniture cart module with a respective receiver assembly secured to each of the first and second end caps, and removably engagement of the first and second shank of the second furniture cart module with a respective receiver assembly secured to each of the first and second end caps. 16. The modular cart system of claim 15, wherein the plurality of cart modules comprises a lumber rack module comprising: a first handle with a lower end and an upper end, the lower end comprising a first shank;a second handle with a lower end and an upper end, the lower end comprising a second shank;a low bar extending between the upper ends of the first handle and the second handle;lower braces extending away from each of the first handle and the second handle;upper braces extending away from each of the first handle and second handle;first and second high bar supports secured to the lower braces and the upper braces and extending vertically above the first and second handles; anda high bar extending between upper ends of the first and second high bar supports;wherein the first shank is removably secured to a receiver assembly secured to the first end cap and the second shank is removably secured to a receiver assembly secured to the second end cap. 17. The modular cart system of claim 11, wherein the lower braces of the lumber rack module define a position of the lumber rack module relative to the cart base. 18. The modular cart system of claim 17, wherein the end caps each comprise three receiver assemblies comprising outer receiver assemblies located at ends of the end caps and a center receiver assembly therebetween, and the shanks are received within respective outer receiver assemblies ad the lower braces extend toward midline of the cart. 19. The modular cart of claim 11, wherein each of the plurality of receiver assemblies comprises: a receiver tube; andwherein the first and second end caps comprise a plurality of through holes and a receiver assembly of the plurality of receiver assemblies is secured within each of the through holes in the first an second end caps, and wherein the at least one shank is removably secured with at least one receiver tube of the plurality of receiver assemblies.
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이 특허에 인용된 특허 (3)
Nelson Dale W. (375 N. 400 East Orem UT 84057), Combination cart.
Kern Alan R. ; Henry Scottlan R. ; Schwichtenberg Brad R. ; Porter Terrill M., Modular universal flat bed cart with variable support and maneuvering handles.
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