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US 10,959,525 B2Granted
Collapsible swivel chair
AssigneeChama Chairs Holdings LLC
InventorsReagan Browning, Alex Cammack, Cory Emerson
Life of this patent
Estimating the term…
Abstract
A chair including a swivel assembly. The chair can include three or more arms pivotally connected to the swivel assembly and selectively moveable between an open position and closed position. The chair can also an arm lock disposed on top of the swivel assembly, where the arm lock is selectively moveable between a locked position and unlocked position. The chair can also include a seat removably connected to a distal end of each arm.
Claims16
A swivel mechanism, comprising:
- a lower swivel hub and an upper swivel hub sharing a common central axis;
- an internal block seated in a lower cavity of the upper swivel hub and seated in an upper cavity of the lower swivel hub, wherein the internal block is contained entirely within the lower swivel hub and upper swivel hub;
- a bearing assembly disposed on a top surface of the internal block and between the internal block and the upper swivel hub;
- and
- a bolt disposed through the lower swivel hub, upper swivel hub, and internal block, and forming the common central axis of the swivel mechanism.
2 more elements
A swivel mechanism, comprising:
- a lower swivel hub, an upper swivel hub, and an arm lock, a sharing a common central axis;
- an internal block seated in an upper cavity of the lower swivel hub;
- a bearing assembly, comprising a first flat washer, a thrust bearing washer stacked thereon, and a second flat washer stacked thereon,
- wherein the bearing assembly is disposed on the top surface of the internal block and the upper swivel hub is seated on the internal block at a lower cavity of the upper swivel hub;
- and
- a bolt disposed through the lower swivel hub, the upper swivel hub, the arm lock, and the internal block and forming the common central axis, wherein the arm lock is rotatable with the upper swivel hub when the arm lock is in a locked position.
3 more elements
A swivel mechanism, comprising:
- a lower swivel hub, an upper swivel hub, and an arm lock, all sharing a common central axis;
- an internal block seated in an upper cavity of the lower swivel hub;
- a bearing assembly, comprising a first flat washer, a thrust bearing washer stacked thereon, and a second flat washer stacked thereon,
- wherein the upper swivel hub is seated on the internal block and bearing assembly at a lower cavity of the upper swivel hub;
- wherein the arm lock is seated in an upper cavity of the upper swivel hub;
- and
- a bolt disposed through the lower swivel hub, the upper swivel hub, the arm lock, and the internal block and forming the common central axis, wherein the arm lock is rotatable with the upper swivel hub when the arm lock is in a locked position.
4 more elements
Dependencies are inferred from the claim text.