초록 ▼

A bed frame which can be assembled without the use of additional tools and may be collapsed for shipping. The bed frame comprises a pair of side rails, three cross rail assemblies and mounting brackets. Each of the cross rail assemblies is adjustable in length and comprises multiple movable members.

A bed frame which can be assembled without the use of additional tools and may be collapsed for shipping. The bed frame comprises a pair of side rails, three cross rail assemblies and mounting brackets. Each of the cross rail assemblies is adjustable in length and comprises multiple movable members. Each cross rail member has a projection which fits inside a cavity of a leg assembly secured to one of the side rails. To disassemble the bed frame, the cross rail assemblies may be removed from the side rails without any tools.

대표청구항 ▼

1. A bed frame assembly comprising: a pair of collapsible side rail assemblies, each of the collapsible side rail assemblies comprising a center leg assembly and two side rail sections, the center leg assembly comprising a molded plastic outer leg section and a molded plastic inner leg section, the

1. A bed frame assembly comprising: a pair of collapsible side rail assemblies, each of the collapsible side rail assemblies comprising a center leg assembly and two side rail sections, the center leg assembly comprising a molded plastic outer leg section and a molded plastic inner leg section, the molded plastic inner leg section having a generally T-shaped bucket extending downwardly from an upper lip, a hollow interior cavity and a generally T-shaped connector having openings, the generally T-shaped bucket of the molded plastic inner leg section fitting into a receptacle of the molded plastic outer leg section, the molded plastic inner and outer leg sections being secured together with fasteners extending through the upper lip of the molded plastic inner leg section and into threaded openings in the molded plastic outer leg section, each side rail section having an end portion comprising two lips with a gap therebetween, a portion of the generally T-shaped connector of the center leg assembly fitting inside each of the gaps of each of the end portions of each of the side rail sections, each of the lips of each of the end portions of each of the side rail sections having an opening therethrough, each side rail section being pivotally secured to the center leg assembly such that each of the side rail sections is pivotal relative to the center leg assembly about a pivot axis defined by a fastener extending through each of the lips of the side rail section and through an associated one of the openings in the T-shaped connector of the center leg assembly;an outer leg assembly secured to an end of each side rail section, each outer leg assembly having a hollow interior cavity therein;multiple cross rail assemblies extending between the side rail assemblies, each cross rail assembly comprising two cross rails movable relative to each other to adjust the cross rail assembly to one of multiple predetermined lengths wherein each of the cross rails has an end member sized to fit into one of the hollow interior cavities of one of the center and outer leg assemblies. 2. The bed frame assembly of claim 1 wherein each side rail section comprises a straight body portion comprising a hollow metal core at least partially covered with plastic. 3. The bed frame assembly of claim 2 wherein each leg assembly comprises multiple sections. 4. The bed frame assembly of claim 1 wherein the bed frame assembly comprises three cross rail assemblies. 5. The bed frame assembly of claim 1 wherein each cross rail assembly has at least one spring-loaded pin adapted to fit into openings of the cross rail assembly to fix the length of the cross rail assembly. 6. The bed frame assembly of claim 1 wherein each cross rail assembly has four predetermined lengths. 7. The bed frame assembly of claim 1 wherein each cross rail assembly has at least two predetermined lengths. 8. A collapsible bed frame assembly comprising: two collapsible side rail assemblies, each of the side rail assemblies comprising a center leg assembly having a generally T-shaped connector and two side rail sections, each side rail section having an end portion comprising two lips with a gap therebetween, a portion of the generally T-shaped connector of the center leg assembly fitting inside the gap of the end portion of the side rail section, a fastener extending through each of the lips of the end portion of the side rail section, through the generally T-shaped connector of the center leg assembly and being received in a threaded opening in a molded plastic outer leg section of the center leg assembly, each fastener defining a pivot axis about which the side rail section pivots when the side rail assembly is collapsed, each side rail section further comprising a second end to which an outer leg assembly is secured, each outer and center leg assembly having a cavity therein;multiple cross rail assemblies extending between the side rail assemblies, each cross rail assembly comprising two cross rails movable relative to each other to adjust the cross rail assembly to one of multiple predetermined lengths wherein each of the cross rails comprises a straight member, an end member secured to one end of the straight member and an inner leg secured to an opposed end of the straight member, a portion of the end member being sized to fit into one of the cavities of one of the outer and center leg assemblies. 9. The bed frame assembly of claim 8 wherein the bed frame assembly has three cross rail assemblies. 10. The bed frame assembly of claim 8 wherein each of the straight members of each of the cross rails comprises a metal core at least partially surrounded by plastic. 11. The bed frame assembly of claim 8 wherein each cross rail assembly has four predetermined lengths. 12. The bed frame assembly of claim 8 wherein each cross rail assembly has at least two predetermined lengths. 13. The bed frame assembly of claim 8 wherein the cavity of each leg assembly is generally T-shaped. 14. The bed frame assembly of claim 8 wherein each of the inner legs has a passage through which extends the straight member of the other cross rail of the cross rail assembly. 15. A collapsible bed frame assembly comprising: two side rail assemblies, each of the side rail assemblies comprising a center leg assembly and two side rail sections, the center leg assembly comprising a molded plastic outer leg section and a molded plastic inner leg section, the molded plastic inner leg section having a bucket extending downwardly from an upper lip, a hollow interior cavity and a generally T-shaped connector located above the upper lip of the molded plastic inner leg section, the bucket of the molded plastic inner leg section fitting into a receptacle of the molded plastic outer leg section, the molded plastic inner and outer leg sections being secured together, each side rail section having an end portion comprising two lips with a gap therebetween, a portion of the generally T-shaped connector of the center leg assembly fitting inside the gap of the end portion of the side rail section, a fastener extending through each of the lips of the end portion of the side rail section, through the portion of the generally T-shaped connector of the center leg assembly inside the gap of the end portion of the side rail section and being received in a threaded opening in the molded plastic outer leg section of the center leg assembly, each fastener defining a pivot axis about which the side rail section pivots when the side rail assembly is collapsed, each side rail section further comprising an outer leg assembly, each outer leg assembly of each side rail section having a cavity therein;multiple cross rail assemblies extending between the side rail assemblies, each cross rail assembly comprising two cross rails movable relative to each other to adjust the cross rail assembly to one of multiple predetermined lengths wherein each of the cross rails comprises an end member having a projection sized to fit into one of the cavities of one of the leg assemblies and an inner leg wherein a portion of each cross member passes through the inner leg of the other cross member. 16. The bed frame assembly of claim 15 wherein each of the cross rails further comprises a middle member extending between the end member and the inner leg. 17. The bed frame assembly of claim 16 wherein the middle member comprises a hollow metal core at least partially surrounded by plastic. 18. The bed frame assembly of claim 15 wherein each cross rail assembly has four predetermined lengths. 19. The bed frame assembly of claim 15 wherein the bed frame assembly has three cross rail assemblies. 20. The bed frame assembly of claim 16 wherein the middle member is a straight metal member surrounded by plastic.