Foldable play yard
US-2019142183-A1 · May 16, 2019 · US
US11771237B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-11771237-B2 |
| Application number | US-202217751703-A |
| Country | US |
| Kind code | B2 |
| Filing date | May 24, 2022 |
| Priority date | Nov 15, 2017 |
| Publication date | Oct 3, 2023 |
| Grant date | Oct 3, 2023 |
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Official abstract text for this publication.
A foldable play yard is disclosed and includes a floor assembly, at least one top rail assembly and at least one corner post assembly. The at least one top rail assembly includes at least one upper beam. The at least one corner post assembly is movably coupled to the at least one upper beam. The floor assembly drives the at least one corner post assembly to drive the at least one upper beam to pivot to drive the at least one top rail assembly to be folded when the floor assembly is folded, and the floor assembly drives the at least one corner post assembly to drive the at least one upper beam to pivot to drive the at least one top rail assembly to be unfolded when the floor assembly is unfolded.
Opening claim text (preview).
What is claimed is: 1. A foldable play yard comprising: a floor assembly; at least one top rail assembly comprising at least one upper beam; and at least one corner post assembly movably coupled to the at least one upper beam; wherein the floor assembly drives the at least one corner post assembly to drive the at least one upper beam to pivot to drive the at least one top rail assembly to be folded when the floor assembly is folded, and the floor assembly drives the at least one corner post assembly to drive the at least one upper beam to pivot to drive the at least one top rail assembly to be unfolded when the floor assembly is unfolded; wherein the floor assembly comprises at least one latch configured to engage with the at least one corner post assembly for stopping the at least one corner post assembly from driving the at least one upper beam to pivot. 2. The foldable play yard of claim 1 , wherein the at least one corner post assembly comprises a first column and a second column, a lower end of the first column is pivoted to the floor assembly, an upper end of the first column is movably connected to the at least one top rail assembly, the second column is movable relative to the first column, a lower end of the second column is movably connected to the floor assembly, an upper end of the second column is pivoted to the at least one top rail assembly, the floor assembly drives the second column to move relative to the first column to drive the at least one upper beam to pivot to drive the at least one top rail assembly to be folded when the floor assembly is folded, and the floor assembly drives the second column to move relative to the first column to drive the at least one upper beam to pivot to drive the at least one top rail assembly to be unfolded when the floor assembly is unfolded. 3. The foldable play yard of claim 2 , wherein the floor assembly further comprises a floor hub and at least one floor beam having a first end and a second end, the floor hub is pivoted to the first end of the at least one floor beam, and the lower end of the first column is pivoted to an intervening portion of the at least one floor beam between the first end and the second end of the at least one floor beam. 4. The foldable play yard of claim 3 , wherein at least one lower slot is formed on the second end of the at least one floor beam, the at least one corner post assembly further comprises at least one lower pin adjacent to on the lower end of the second column and slidably passing through the at least one lower slot, and the lower end of the second column is rotatably and slidably disposed on the second end of the at least one floor beam by cooperation of the at least one lower pin and the at least one lower slot. 5. The foldable play yard of claim 3 , wherein the at least one latch is pivoted to the lower end of the first column for engaging with the second column, so as to stop the second column from being driven by the at least one floor beam to move relative to the first column. 6. The foldable play yard of claim 5 , wherein the floor assembly further comprises at least one cable connected to the at least one latch for driving the at least one latch to disengage from the second column to allow the second column to be driven by the at least one floor beam to move relative to the first column. 7. The foldable play yard of claim 5 , wherein the floor assembly further comprises at least one resilient component for biasing the at least one latch to engage with the second column. 8. The foldable play yard of claim 3 , wherein the at least one corner post assembly further comprises a wheel set disposed on the lower end of the first column. 9. The foldable play yard of claim 3 , wherein the second column is pivoted to the second end of the at least one floor beam. 10. The foldable play yard of claim 9 , wherein the floor assembly further comprises at least one supporting base connected to the at least one floor beam, and the at least one floor beam drives the at least one supporting base to be located beneath the second column when the floor assembly is unfolded. 11. The foldable play yard of claim 10 , wherein the at least one corner post assembly further comprises a wheel set disposed on the lower end of the second column, the wheel set is hidden between the at least one supporting base and the second column when the floor assembly is unfolded to drive the at least one supporting base to be located beneath the second column, and the wheel set is exposed when the floor assembly is folded to drive the at least one supporting base to leave from the second column. 12. The foldable play yard of claim 3 , wherein the floor assembly further comprises at least one pivoting component pivoted to the lower end of the second column and the second end of the at least one floor beam. 13. The foldable play yard of claim 2 , wherein the first column is movably sleeved inside the second column. 14. The foldable play yard of claim 13 , wherein the at least one corner post assembly further comprises an elastic component connected to the first column and the second column, and the elastic component is elastically deformed when the floor assembly is folded to drive the second column to move relative to the first column. 15. The foldable play yard of claim 1 , wherein the at least one upper beam has a first end and a second end, the at least one corner post assembly is pivoted to an intervening portion of the at least one upper beam between the first end and the second end of the at least one upper beam, an upper slot is formed on the second end of the at least one upper beam, the at least one corner post assembly further comprises an upper pin slidably passing through the upper slot, and the at least one corner post assembly is rotatably and slidably disposed on the at least one upper beam by cooperation of the upper pin and the upper slot. 16. The foldable play yard of claim 15 , wherein the upper slot is inclined relative to the at least one corner post assembly when the foldable play yard is unfolded. 17. The foldable play yard of claim 15 , wherein the at least one corner post assembly comprises a first column and a second column movable relative to the first column, an upper end of the second column is pivoted to the intervening portion of the at least one upper beam, and the upper pin is adjacent to an upper end of the first column. 18. The foldable play yard of claim 15 , wherein the at least one top rail assembly further comprises a bracket pivoted to the first end of the at least one upper beam. 19. The foldable play yard of claim 1 , wherein the floor assembly is operatively connected to the at least one top rail assembly via the at least one corner post assembly such that if the floor assembly is prevented from folding, then the at least one top rail assembly is prevented from folding. 20. The foldable play yard of claim 19 , wherein a connection between the floor assembly and the top rail assembly is such that if the at least one top rail assembly is prevented from folding, then the floor assembly is prevented from folding.
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