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Reward Candy Dispenser for Personal Computers
A personal computer peripheral, battery powered reward candy dispenser which immediately presents students with a single candy for each problem completed correctly.
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| Number | Title | Issue Date |
| 7398568 | Bedding foundation A stackable wire core assembly for a bedding foundation which may be nestably stacked with numerous other such assemblies for transportation, thereby avoiding the need to compress and tie the assembly for shipping. The wire core assembly includes corrugated formed s... | 07/15/2008 |
| 7181796 | Mattress structure with an improved lumbar zone A mattress spring structure (10) is provided with a strengthened central area (C) thereon to provide greater support for a user's body lumbar region when received thereon. The support is provided with a strengthening structure (30) having a continuous ... | 02/27/2007 |
| 6996865 | Mattress structure A mattress comprises a support plate having a plurality of mounting holes, a plurality of independent spring assemblies individually mounted to the support plate, and a cover enclosing the support plate and the plurality of spring assemblies. Each of the spring asse... | 02/14/2006 |
| 6966085 | Sleep system A sleep system, for providing a bed, includes a frame with cross support members coupled with a first and second panel assembly. A sleep support mechanism operationally engages the first and second panel assemblies with one another and further engages a pad to provi... | 11/22/2005 |
| 6952852 | Mattress structure A mattress (900) provides a user with three-dimensional firmness zoning, the mattress (900) cooperating with a mattress shell (720). The mattress (900) includes a plurality of longitudinally spaced, transversely extending resilient blocks... | 10/11/2005 |
| 6931685 | One-sided mattress A one-sided mattress construction includes a spring assembly with asymmetric spring coils. Only the bottom portion of each spring coil is attached, either to adjacent spring coils or to a bottom surface of the mattress. The top portion of each spring may have a narr... | 08/23/2005 |
| 6742202 | Support system having telescoping columns A support system has an array of telescoping columns that are each extended by a means such as a spring. The ends of the extended columns define a plane of support for a body resting on the array of columns. The columns move perpendicular to the plane of support, an... | 06/01/2004 |
| 6477727 | Bearing element for upholstery support for a seat or bed system The invention relates to a bearing element having a base plate fitted on a support, for a seat or bed system, with a bearing plate to hold upholstery. The invention seeks to produce a bearing element whose range of spring is approximately equal to the tot... | 11/12/2002 |
| 6134729 | High and low profile mattress foundation frames High and low profile mattress foundation frames have perimeter and transverse members, and upper members to which spring modules are attached to support a grid over the frame, to form a flexible support surface for a mattress. In a high profile version of... | 10/24/2000 |
| 6108834 | Unitary body bedding foundation A unitary base member for supporting a wire spring assembly of a bed foundation. The base member includes a lattice formed of a plurality of lateral members and a plurality of longitudinal members. The lattice has a lower surface and an upper surface for ... | 08/29/2000 |
| 5940908 | Reinforced bedding foundations A structural frame having laterally extending L-shaped braces for reinforcing resilient and non-resilient bedding foundations.... | 08/24/1999 |
| 5485640 | Bedding foundation frame A bedding foundation frame for use in manufacturing a bedding foundation. The foundation frame includes side rails and end rails formed into a rectangular configuration and a plurality of slats extending between the side rails and parallel to the end rail... | 01/23/1996 |
| 5459892 | Triple beam frame A box spring assembly for use as a foundation for a bedding mattress has a triple beam frame. The frame has three layers of which the bottom layer consists of longitudinal side rails equally spaced from a center rail and connected at each end to a double ... | 10/24/1995 |
| 5414874 | Attachment member for spring or spring-like element A foot member is disclosed for use in attaching a spring device to a rail for cushions, seats, or foundations for a bedding product. The foot member can straddle and snap into a frame rail, or be stapled or otherwise affixed to a frame rail.... | 05/16/1995 |
| 4866798 | Support member for box spring frames An improved, longitudinally extending, centrally disposed support member for a box spring frame of increased strength and reinforcing support is disclosed. The support member includes an elongate slat that has at least one metal reinforcing member affixed... | 09/19/1989 |
| 4592106 | Anchor for securing the lower end of a spring Anchoring means for securing the lower end of a coil to a frame embodying spaced, parallel supports structured to be slidably engaged with upwardly and downwardly-facing shoulders on the supports for longitudinal adjustment of the lower ends of the spring... | 06/03/1986 |
| 4369534 | Center reinforced mattress A mattress spring assembly is disclosed having increased firmness in a preselected center area of the mattress. This increased firmness is achieved through use of a grid structure attached to the opposite sides of the mattress. This grid structure compris... | 01/25/1983 |
| 4303232 | Seat spring assembly (torque-coil) A coil seat spring assembly wherein spring coils are mounted on a plurality of sinuous spring bands extending between the front and back rails of a furniture seat frame. The axes of the coils are substantially vertical. The coils on each band are clamped ... | 12/01/1981 |
| 4180877 | Mattress A mattress having increased firmness in a preselected area on both sides of the mattress through use of a welded wire grid structure attached to the opposite sides of the mattress. In one preferred form, the increased firmness is provided only in a presel... | 01/01/1980 |
| 4120058 | Low profile box spring assembly A box spring assembly is disclosed in which a plurality of main wire springs and intermediate wire springs are mounted on a generally rectangular frame. Each wire spring has a generally straight body portion and relatively short depending end portions, ea... | 10/17/1978 |
| 4101993 | Wire spring assembly and components The entire assembly includes an upper supporting panel, a base, and spring body means between the panel and base. The panel comprises a rectangular border frame and a grid made up of a series of grid wires extending longitudinally and another series exten... | 07/25/1978 |
| 4095298 | Bed assembly A bed assembly comprising a metal frame of generally rectangular configuration including a pair of opposed side rails and a pair of opposed end rails and a plurality of metal slats extending transversely between the side rails in spaced parallel relations... | 06/20/1978 |
| 4074372 | Foundation unit frame The invention pertains to a wooden frame structure for a box spring. Two spaced, parallel, upright members form elongated side rails which are initially held together by a base slat extending between the side rails at either end thereof, the base slats be... | 02/21/1978 |
| 4068329 | Modular box spring assembly A box spring assembly having a rectangular frame mounting a plurality of lateral support slats, formed wire torsion springs affixed to said slats and a metal grid interconnecting said springs. To minimize sag resulting from body weight, the support slats ... | 01/17/1978 |
| 4038711 | Spring assemblies and prefabricated sub-assemblies for manufacture thereof A spring assembly formed of multiple coil springs arranged in lengthwise and crosswise rows and a sub-assembly for use in the manufacture of such spring assemblies in which the sub-assembly is formed of elongate slats having longitudinally spaced nodules ... | 08/02/1977 |
| 4003563 | Spring assembly and elements A spring assembly in which use is made of a grid of crisscrossing wires which extend through a plastic button at their cross-over points to intertie the wires in a manner to prevent relative movements without metal to metal contact and in which the button... | 01/18/1977 |
| 3995336 | Spring mats This invention relates to a spring mat, more particularly intended for the manufacture of resilient surfaces, which comprises substantially a series of known spring elements connected with each other into a cloth or a mesh work, each of said elements cons... | 12/07/1976 |
| 3992732 | Box spring construction A novel box spring construction is disclosed wherein sway is eliminated. The construction includes wooden framing members efficiently connected together at corners and frustoconical springs extending between transverse lower frame members and upper wire r... | 11/23/1976 |
| 3971081 | Box spring unit with metal slats A frame for a box spring unit utilizing torsion bar springs comprises a generally rectangular wood frame member and a plurality of parallel transverse metal slats secured to the frame member, the metal slats being adapted to precisely position and firmly ... | 07/27/1976 |
