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US 4,903,853 AGranted
Folding basket with novel joint structure
OwnerChin C. Lininventor
Life of this patent
Estimating the term…
Abstract
A folding basket having an upper frame and a lower frame and first and a second fences rotarily connected to the upper and lower frames, wherein the second fences are provided with hinge-like joint structure in their middle portions, permitting the basket to be easily folded up and assembled, and, furthermore, the bottom fence of the basket can be easily replaced with a new one when damaged.
Claims3
A folding basket with novel joint structure comprising:
- an upper frame;
- a lower frame;
- a first pair of opposite fences each having a horizontal large diameter main rod, a horizontal support rod, and plural vertical slender rods connected to said main rod and support rod;
- a second pair of opposite fences, disposed perpendicularly to said first fences, each having symmetrical upper portion and lower portion, each of said symmetrical portions having a horizontal large diameter rod, a horizontal slender rod, and plural vertical slender rods connected to said horizontal large diameter rod and horizontal slender rod, each of said vertical slender rods having a circular free end located in middle portion of said second fence whereby a shaft rod can go through said circular free ends a hinge-like joint structure rotarily connect said symmetircal portions, permitting them to be inward folded up;
- and
- a bottom fence disposed on said lower frame, said main rods of said first fences being rotarily mounted on said upper frame whereby said first fences can be pushed inward manually to permit said second fences to be folded up inward and convert said folding basket into a floded up flat form.
3 more elements
Dependencies are inferred from the claim text.