Bizarre Patents
A simulation environment for the sport of boxing utilizing a robotic machine interface system which carries a person
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| Number | Title | Issue Date |
| 7303228 | Foldable bench A foldable bench having at least a pair of seat sections pivotally connected together. Pivotally mounted to the other side of each seat section is a leg assembly that is movable from a folded position to an extended position. When the bench assumes an unfolded posit... | 12/04/2007 |
| 7192083 | Folding linkage A folding linkage, especially for a folding chair, has four pivoting bars. In the open position the first bar forms one side of a triangle. The second and third bars are colinear to form a second side of the triangle and the fourth bar forms the third side of a tria... | 03/20/2007 |
| 7021705 | Children's chair A child safety, folding seat includes support members pivotally joined to a seat member. The seat member pivots between folded and unfolded conditions, and a lock locks the seat in the unfolded condition when the seat members is unfolded. Preferably, the lock is spa... | 04/04/2006 |
| 6899384 | Foldable chair assembly A foldable chair assembly includes a seat frame, a backrest pivoted to the seat frame, a rear leg pivoted to the backrest, and a front leg pivoted to the rear leg and the seat frame. When the chair assembly is folded, the seat frame, the backrest, and the front and ... | 05/31/2005 |
| 6877804 | Folding chair A folding chair having a novel hinge and joint surface configuration that forms a substantially rigid structure approximating conventional non-folding chair designs. In one embodiment, the present invention provides a folding chair comprising a seat frame, a backres... | 04/12/2005 |
| 6854797 | Foldable bench A foldable bench having at least a pair of seat sections pivotally connected together. Pivotally mounted to the other side of each seat section is a leg assembly that is movable from a folded position to an extended position. When the bench assumes an unfolded posit... | 02/15/2005 |
| 6848740 | Collapsible chair A collapsible chair. The chair includes a chair frame having two spaced leg structures and a top ring mounted to and supported on the leg structures. Each leg structure includes a top bar and front and rear side bars depending from the top bar to form a substantiall... | 02/01/2005 |
| 6820928 | Low-profile seat with relocatable backrest The invention is a foldable chair for use by hunters and outdoorsmen. The chair is equipped with folding leg elements positioned at opposite ends of a frame-mounted seating surface. The leg assemblies have different heights, allowing the chair to be positioned on un... | 11/23/2004 |
| 6698828 | Folding chair A folding chair having a novel hinge and joint surface configuration that forms a substantially rigid structure approximating conventional non-folding chair designs. In one embodiment, the present invention provides a folding chair comprising a seat frame... | 03/02/2004 |
| 6663176 | Seating device A seating device for positioning adjacent to a bathtub for shampooing a child's hair. The seating device includes a seat section for supporting a buttocks of the child coupled to a back section for supporting a back of the child. A plurality of leg member... | 12/16/2003 |
| 6460923 | Support mechanism of vehicle seat A support mechanism for support of a seat cushion of a passenger seat at one side thereof on a vehicle compartment floor, which includes a side leg pivotally mounted to a support frame of the seat cushion at one side thereof to be retained in an upright p... | 10/08/2002 |
| 6345861 | Compact transportable folding chair A compact transportable folding chair including a seat portion comprised of a horizontal support. The horizontal support includes a forward tubular support and a rearward tubular support in a spaced relationship. The horizontal support includes a central ... | 02/12/2002 |
| 5979976 | Foldable support structure A foldable support structure having at least three interconnected rigid annular rings. The first ring is formed for service as a base. A second ring is formed for service as a load bearing support above the base. A third ring is formed for service as a co... | 11/09/1999 |
| 5927798 | Convertible chair and backpack In a combined backpack and folding chair, the chair has a camp stool base frame. A pivoting backrest is held in upright position on the stool frame by in-turned, truncated ends at the bottom of a backrest frame, which strike the camp stool frame. Alternat... | 07/27/1999 |
| 5899525 | Foldable chair frame A foldable chair frame includes a seat frame, a front leg frame, a backrest frame with two lateral rods mounted pivotally to the seat frame, and an armrest frame with two armrest bars disposed adjacent to opposite lateral sides of the seat frame. Each of ... | 05/04/1999 |
| 5848822 | Folding collapsible chair A folding collapsible chair including a seat plate having a first longitudinal coupling groove and a second longitudinal coupling groove bilaterally disposed at a bottom side thereof, a plurality of vertical through holes, and two hand holes transversely ... | 12/15/1998 |
| 5730489 | Combination folding chair and table having a small profile when folded A folding chair/table includes a rigid seat attached to an X-frame with four legs that fold and then slide under the seat and parallel to it for storage and a rigid backrest connected to a separate backrest frame pivotally attached to the seat, which is s... | 03/24/1998 |
| 5577799 | Collapsible tubular rocking chair frame A foldable tubular rocking chair frame comprises an elongate generally open rectangular back unit having parallel long side elements and parallel upper and lower end elements, the long sides being interrupted by selectively foldable aligned hinges. The hi... | 11/26/1996 |
| 5498054 | Adjustable knock down chair An improved reclining, knock down chair assembly having a plurality of tubular members which define a seat frame, a back frame connected pivotally to the rear end portion of the seat frame at the lower portion, two leg frames which are engagable in a lock... | 03/12/1996 |
| 4894877 | Mobile lounge A mobile lounge is provided consisting of a base frame having foldable legs attached thereto and a seat section and back section pivotally attached with respect to the base frame. The foldable legs, seat section and back section are all foldable against t... | 01/23/1990 |
| 4887826 | Lightweight foldable wheelchair A lightweight foldable wheelchair is provided which comprises a seat having a base and a back hingedly attached to the base, the back being foldable to overlie the seat base; a pair of large wheels each demountably attached to the end of an axle at the bo... | 12/19/1989 |
| 4087128 | Folding chair A folding chair of the type having generally rectangular, open, inner and outer frames pivotally connected together and nestable one within the other, a seat panel pivotally secured to one of the frames, and a seat back in the form of a generally rectangu... | 05/02/1978 |
