US2012274107A1PendingUtilityA1

Collapsible swivel chair

Individually held — no corporate assignee on recordPriority: Jan 9, 2009Filed: Jul 12, 2012Published: Nov 1, 2012
Est. expiryJan 9, 2029(~2.5 yrs left)· nominal 20-yr term from priority
A47C 4/286A47C 9/105A47C 4/44
47
PatentIndex Score
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Claims

Abstract

A collapsible, swiveling chair including a support base configured to be collapsible, a swivel portion connected to a swivel mechanism so that the swivel portion is swivelably arranged on top of the support base and the swivel portion further being configured to be collapsible, a seat portion, attached to the swivel portion and configured to be collapsible, and a chair stabilizing mechanism associated with the support base and the swivel portion and configured to control the relative tipping motion there between.

Claims

exact text as granted — not AI-modified
1 . A collapsible, swiveling chair comprised of:
 a support base configured to be collapsible;   a swivel portion connected to a swivel mechanism so that the swivel portion is swivel ably arranged on top of the support base and the swivel portion further being configured to be collapsible;   a seat portion, attached to the swivel portion and configured to be collapsible; and   a chair stabilizing mechanism associated with the support base and the swivel portion and configured to control the relative tipping motion there between.   
     
     
         2 . The chair of  claim 1 , wherein the swivel mechanism comprises:
 a ball or roller bearing assembly.   
     
     
         3 . The chair of  claim 1 , further comprising:
 a center post and wherein:   the swivel mechanism comprises:   an upper disk hub with an upper and a lower surface and a through hole; the upper disk hub being positioned around the center post and free to rotate around the center post with the upper and lower surfaces perpendicular to the center post;   the swivel portion being collapsibly attached to the upper disk hub;   a lower disk hub with an upper and a lower surface and a through hole; the lower disk hub being positioned around the center post with the upper and lower surfaces perpendicular to the center post;   the support base being collapsibly attached to the lower disk hub;   the upper disk hub being in a contacting position with the lower disk hub.   
     
     
         4 . The chair of  claim 3 , further comprising:
 a washer, inserted between the upper and lower disk hub to act as a friction reducing mechanism.   
     
     
         5 . The chair of  claim 1 , wherein the support base comprises:
 one or more lower leg members collapsibly attaching to the swivel mechanism.   
     
     
         6 . The chair of  claim 1 , wherein the swivel portion comprises:
 one or more upper leg members  111  collapsibly attaching to the swivel mechanism.   
     
     
         7 . The chair of  claim 6 , wherein
 the chair stabilizer comprises:   a center post;   an inner center post telescopically arranged inside the center post;   a bracket retained by the inner center post;   an upper chair stabilizer;   the upper chair stabilizer comprising one or more support members being pivot ably attached to the upper leg members  111  at the distal end and being pivot ably attached to the bracket at the proximal end.   
     
     
         8 . The chair of  claim 5 , wherein
 the chair stabilizer comprises:   a bracket slideably retained by the center post;   a lower chair stabilizer;   the lower chair stabilizer comprising one or more support members being pivot ably attached to the lower leg members at the distal end and being pivot ably attached to the bracket at the proximal end.   
     
     
         9 . The chair of  claim 7 , wherein
 the chair stabilizer further comprises:   a bracket slideably retained by the center post;   a lower chair stabilizer;   the lower chair stabilizer comprising one or more support members being pivot ably attached to the lower leg members at the distal end and being pivot ably attached to the bracket at the proximal end.   
     
     
         10 . The chair of  claim 1 , further comprising:
 a back support mechanism collapsibly attached to the chair.   
     
     
         11 . The chair of  claim 10 , wherein:
 the back support mechanism comprises one or more back support upright members pivot ably attached to the swivel portion.   
     
     
         12 . (canceled) 
     
     
         12 . The chair of  claim 3 , wherein:
 the center support member is telescoping.   
     
     
         13 . The chair of  claim 1 , further comprising:
 armrests.   
     
     
         14 . The chair of  claim 13 , further comprising:
 at least one cup holder positioned inside the armrest.   
     
     
         15 . The chair of  claim 13 , wherein:
 the armrests comprise:   an armrest support member with a first coupling mechanism and an armrest collapsibly attached to the armrest support member and   the chair further comprises:   at least two female collars attached to the swivel portion; the female collars having a coupling mechanism that operably couples with the armrest support member coupling mechanism to lock the armrest support member in place.   
     
     
         16 . The chair of  claim 6 , wherein:
 the upper leg members are telescoping.   
     
     
         17 . The chair of  claim 5 , wherein:
 the lower leg members are telescoping.   
     
     
         18 . The chair of  claim 1 , wherein:
 the swivel portion and support base are separable.   
     
     
         19 . The chair of  claim 1 , wherein:
 the swivel portion and support base are swivelably attached to each other.   
     
     
         20 . The chair of  claim 2 , wherein the chair is able to rock back and forth wherein:
 the center post is bifurcated;   the upper disk hub is comprised of two pieces, a top upper piece and a bottom upper piece;   the top upper piece having a top face and a bottom face; the bottom face having a first hinge piece;   the bottom upper piece having a top face and a bottom face; the top face having a second hinge piece attached to the first hinge piece of the upper piece;   one or more springs positioned between the top and bottom upper base pieces.

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