Superstar singer Michael Jackson co-patented a "Method and means for creating anti-gravity illusion" in 1993.
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| Number | Title | Issue Date |
| 7845727 | Rocking reclining chair A furniture item includes a support member and a rotatably pinned mechanism operable in rocking and reclining motions. The mechanism includes first and second side plates; a first pair of forward link members each rotatably connected to one of the side plates; a pan... | 12/07/2010 |
| 6729688 | Seat and backseat assembly for seating, in particular office chairs The invention relates to seat and backrest arrangements in seat furniture, in particular office chairs, which comprise a seat plate, a seat-plate support and a backrest support and in which the seat plate (1), in the region of its front, knee-side edge (2 | 05/04/2004 |
| 6209843 | Pivotal rocking chair base A pivotal rocking chair base is provided which allows the ultimate chair user to select or eliminate the rotational movement of the chair base. Also, by making adjustments to front and rear turnbuckles the amount or degree of tilt or rocking action of the... | 04/03/2001 |
| 6048029 | Swivel beach chair The swivel beach chair of the present invention has a chair, a base, and a rocking mechanism disposed between the chair and the base. The chair includes a back frame pivotally attached to a seat frame, the chair including a reclining mechanism for alterin... | 04/11/2000 |
| 4736984 | Pivot assembly for reclining chair with rocking feature A central pivot rocker spring assembly for connecting a base to a lower frame member in a reclining chair with a rocking feature so that the lower frame member pivots about a single axis of rotation. The spring assembly includes a first bracket mountable ... | 04/12/1988 |
| 4411468 | Rocking chair A rocking chair of the type employing a flexure member formed of a flat, fiber reinforced material for supporting a chair seat with respect to a chair base in which the support means for supporting the flexible sheet member from the chair base has a flat ... | 10/25/1983 |
| 4340250 | Platform rocking chair springs A platform rocking chair is provided by mounting a chair seat to a platform solely by a pair of flat fiber-reinforced springs extending from the sides of the platform to the sides of the chair seat. The rocker blocks employed in many platform rockers are ... | 07/20/1982 |
| 4183494 | Swiveled leaf-spring undercarriage for rocking chair A leaf-spring supported, free-floating rocker undercarriage for a swivel chair wherein the spring flexural axis corresponds to and the swivel axis intersects with the rocking axis of the chair for support of the same.... | 01/15/1980 |
| 4119343 | Platform rocker structure A platform rocker structure for supporting a chair seat and back for rocking motion includes two or more flexure members formed of epoxy-glass laminates which have unusual flexural characteristics and high resistance to flexural fatigue.... | 10/10/1978 |