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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 |
| 7415857 | Plate bending machines and methods A step-by-step bending machine has a first movable bending member, a second cooperating adjustably fixed bending member, and a third central positionally fixed bending member on an opposite side of a plate to be bent from the first and second members and positioned ... | 08/26/2008 |
| 7162908 | Device for handling the upper moving table carrying the punch in a bending press The invention deals with the field of bending presses, and, more precisely, deals with a device for handling the upper table moving along guiding pillars and carrying the punch. For every table guiding pillar, the device provides for a main lever (10) hinged ... | 01/16/2007 |
| 6993950 | Rebar cutter and bender A portable devic for bending and cutting rebar, reinforcing rod, and the like. For cutting, a shaft assembly is movable along a first longitudinal axis (A—A) between a retracted and an extended position. A movable cutting head carried by the shaft assembly coacts ... | 02/07/2006 |
| 6865921 | Material bender A material bender for bending a stock material into a desired shape. The material bender has a base plate on which is mounted a die holder that holds a die shaped to provide the desired bend shape, a ram guide configured to provide a ram path for guiding a bending r... | 03/15/2005 |
| 6644087 | Rod bender for bending surgical rods A rod bender includes a ram shaft, having a distal end with an arcuate rod contact surface, that is movable along a shaft path that passes between two rollers, each having a curved roller surface. Each of the rollers is positionable, in an analog manner, ... | 11/11/2003 |
| 6401513 | Press brake with control wear linkages A press brake is comprised of a frame having a bed secured thereto with a ram displaceable to and away from the bed whereby to form metal sheets positioned on the bed. The ram is secured to a hydraulic piston through opposed symmetrical linkage assemblies... | 06/11/2002 |
| 5651283 | Bone plate shaping device A device for contouring bone plates is described. The device has a first handle and a first jaw extending from a first end of the first handle. A second jaw is hinged at one end of the region of the junction of the first handle and first jaw, a second han... | 07/29/1997 |
| 5598736 | Traction bending A traction bending apparatus bends workpieces (such as tubes and aluminum extrusions) with good thickness and wrinkling control, in circular arcs or in shapes clearly distinct from circular arcs, with cold forging of the workpieces for springback control,... | 02/04/1997 |
| 5481897 | Double plane bend former A bending apparatus (10) for use in bending moldings (300 and 301) having a decorative outer surface (308) is described. The bending apparatus includes an upper bending member (12) and a lower bending member (52) which are moved together to form intricate... | 01/09/1996 |
| 4887447 | Rebar cutting and bending machine A hand-operated rebar cutting apparatus including first and second discs carried by a shaft mounted on a frame. The discs are pivotable relative to each other and each includes grooves which can be aligned for receipt of a bar to be cut. The first discs i... | 12/19/1989 |
| 4798078 | Rebar cutting and bending machine A hand-operated rebar bender, bent rebar straightener, and rebar cutting machine which includes a base, a pair of spaced apart bending posts, and a linearly reciprocable slide disposed between the posts and movable reciprocally in directions perpendicular... | 01/17/1989 |
| 4794779 | Bending machine A hand operated rebar bender and bent rebar straightener which includes a base, a pair of spaced apart bending posts and a linearly reciprocal slide disposed between the posts and movable reciprocally in directions perpendicular to a line interconnecting ... | 01/03/1989 |
| 4594875 | Bending machine A device for bending a metal bar especially suitable for bending metal bars used in reinforcing concrete structures. The device is hand operated and portable and includes a slide for bending the bars in a single horizontal plane which allows multiple, clo... | 06/17/1986 |
| 4372145 | Conduit bending apparatus For bending wiring conduits projecting up from the floor of a building under construction, the present apparatus has a padded block providing a lower abutment, a grooved block providing an upper abutment located above and behind the lower abutment, and a ... | 02/08/1983 |
| 4045995 | Fluid-mechanical drive for press brake A fluid-mechanical drive for a press brake incudes two lever members, pivotally connected between their opposite ends to two corresponding end frame members of the press brake. A pair of hydraulic cylinders pivotally connect one end of each lever member t... | 09/06/1977 |
| 4026139 | Metal surface repair tool A portable hand held tool for restoring the surface of a metal sheet such as the body skin of a vehicle from a dented condition. The tool is in the form of a pair of levers pivotably joined at their mid-section together and to an arm that extends from the... | 05/31/1977 |
