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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 |
| 7841263 | Apparatus for cutting tubes An apparatus for cutting tubes includes a counter holder arranged to receive a tube, having at least one cutting tool that is movable to a cutting position on the counter holder during a cutting process, having an ejector that ejects cut-off portions of the tube, wh... | 11/30/2010 |
| 7441485 | Apparatus for dismantling a radioactively contaminated installation part and method for dismantling the installation part An apparatus for dismantling a radioactively contaminated tubular installation part which is located under water contains a base part which can be fixed to the installation part and in which a rolling cutting apparatus is mounted. The rolling cutting apparatus can b... | 10/28/2008 |
| 7093525 | Chipless trimming of plastic bottles Method and apparatus for trimming the neck of plastic bottles includes means for rapidly rotating a cutting blade around the neck being trimmed while progressively moving the cutting blade through the thickness of the neck. During the cutting, a flat surface of the ... | 08/22/2006 |
| 7013567 | Hand held pipe cutters A pipe cutter comprises a rotary head having an axis of rotation, and a housing gear is coaxial with the rotary head such that the housing gear and rotary head have a common axis of rotation. A pipe slot extends into the rotary head and the housing gear, and a pipe ... | 03/21/2006 |
| 7008147 | Cutting tool with edge-on mounted inserts A rectangular blade-type cutting tool having two edge-on cutting inserts mounted at one end of the blade in a staggered formation with their cutting edges partially overlapping. This type of cutting blade finds particular application in disc-type cutting tool assemb... | 03/07/2006 |
| 6981437 | Pipe cutting machine A pipe cutting machine comprises a clamping device for holding a pipe to be cut and a pipe cutting apparatus for cutting the pipe by revolving a rotating disc-like cutting blade around the circumferential surface of the pipe held by the clamping device. The pipe cut... | 01/03/2006 |
| 6935030 | Spiral cut craft tool A spiral cut craft tool and method of making a spiral cut is provided. The spiral cut craft tool has a housing with a cutting guide in the housing. A cutting edge is provided that is projecting into the cutting guide. The cutting edge is coupled to the housing. The ... | 08/30/2005 |
| 6931970 | Roller shade cutting machine A roller shade cutting machine includes a base, a track assembly, a shade holder, a slat cutting device and a shade cutting device. The track assembly is mounted the base and includes a stationary track and an adjustable track with a ruler slidably mounted on the st... | 08/23/2005 |
| 6748835 | Container trimming apparatus An improved apparatus for trimming an irregular open end of a container body is disclosed. The improved trimmer cartridge includes a sealed gear housing, for retention of interior lubricant and to reduce contamination. An adjustment mechanism, accessible from the ex... | 06/15/2004 |
| 6742423 | Perpendicularly displaced window shade roller cutting assembly A window shade roller cutting assembly includes a base placed on a surface, a hollow guiding rod perpendicularly mounted on top of the base and having a fixing plate securely mounted on a side of the guiding rod, a measuring rod movable relative to the guiding rod, ... | 06/01/2004 |
| 6733213 | Cutting tool with edge-on mounted inserts A rectangular blade-type cutting tool having two edge-on cutting inserts mounted at one end of the blade in a staggered formation with their cutting edges partially overlapping. This type of cutting blade finds particular application in disc-type cutting tool assemb... | 05/11/2004 |
| 6718853 | Log saw apparatus and method Some preferred embodiments of the present invention includes an apparatus and method employed for cutting a rotating log of rolled product into rolls, the apparatus and method utilized for preventing collapse of a longitudinally extending aperture in the log during ... | 04/13/2004 |
| 5941144 | Radial log clamp A rotating log saw clamp having a clamp infeed section and a clamp outfeed section located adjacent a log saw blade. The clamp infeed section and clamp outfeed section are coupled for rotation together with the log during sawing of at least a portion of t... | 08/24/1999 |
| 5881618 | Tool block slide assembly for automated cutting tool A shield slide mechanism for moving the cutting tool of a clamshell lathe is provided. By shielding the mechanism, metal chips created during the cutting process are precluded from jamming the mechanism and preventing the controlled movement of the cuttin... | 03/16/1999 |
| 5868050 | Process and device for the continuous, chipless separation of individual rings from tubular workpieces A process for the continuous chipless separation of identical individual rings from tubular workpieces by using cutting rollers. In order to produce highly-accurate rings, preferably from antifriction bearing steel, the section of the tubular workpiece to... | 02/09/1999 |
| 5755146 | Radial log clamp A rotating log saw clamp having a clamp infeed section and a clamp outfeed section located adjacent a log saw blade. The clamp infeed section and clamp outfeed section are coupled for rotation together with the log during sawing of at least a portion of t... | 05/26/1998 |
| 5651299 | Method for scoring a tamper-indicating plastic closure A method and apparatus for vertically scoring a tamper-indicating plastic closure includes a rotatably-driven carousel which includes mandrel assemblies at the periphery thereof. Each mandrel assembly includes a rotatable mandrel on which a respective clo... | 07/29/1997 |
| 5203244 | Device for cutting up a component of a nuclear reactor The device comprises a support (9) provided with means (12) for its demountable fastening to the reactor structure (1) above and vertically in line with the component (3), a turret (10) mounted rotatably on the support (9) about its vertical axis, a devic... | 04/20/1993 |
| 5199337 | Tire cutter apparatus A tire splitting apparatus for splitting tire casings circumferentially into segments which includes a frame having a generally horizontal tire support table. Tire casing drive means are associated with the support table such that the drive means drivingl... | 04/06/1993 |
| 5027681 | Cutting and machining device for cylindrical bodies, especially tubes The device comprises a lower frame (1) with lower supporting rolls (2) to support a cylindrical body (3) to be placed thereon, rotating elements (6-11) to rotate the cylindrical body, and a cutting/machining means (4) for cutting and/or machining the cyli... | 07/02/1991 |
| 4827816 | Cutting apparatus Tube cutting apparatus comprises means (4) supporting the tube (3, 11) during the cutting operation and at the same time allowing the rotatory movement of the tube about its longitudinal axis, a shaft (28), wherein a cutting blade (38) and a means (36) fo... | 05/09/1989 |
| 4748881 | Roll slicing machine A machine for cutting slices from a cylinder of material. The machine has a machine frame with a holding assembly thereon for holding a cylinder of material for cutting and rotating the material cylinder about a central longitudinal axis. A disc shaped ro... | 06/07/1988 |
| 4713992 | Process and apparatus for truncating tubes The invention relates to a truncation apparatus and a process of truncating tubes. The truncation apparatus includes a mandrel, a means for advancing the tube to be truncated along the mandrel, at least one knife positioned in proximity to the free end of... | 12/22/1987 |
| 4579025 | Rotator cutter machine for large paper rolls A rotator cutter machine for cutting an end off rolls of paper which comprises a chain saw for cutting the paper roll, a vertical travel carriage for supporting the chain saw, a horizontal travel carriage connected to the vertical travel carriage by verti... | 04/01/1986 |
| 4534151 | Method and apparatus for packaging paper rolls A method and an apparatus for packaging paper rolls (2), wherein a wrapper sheet (1) of such a size as to exceed the axial length of the roll is wrapped around the roll and the width of the wrapper sheet is reduced to a size corresponding to the length of... | 08/13/1985 |
| 4449432 | Cutoff device for automatic screw machine A rotary saw cutoff device for use on an automatic screw machine without the need to sacrifice a working station to accommodate the device, and which is narrower than a standard cutoff tool to reduce the waste loss due to cutoff. The working area of the c... | 05/22/1984 |
| 4385536 | Apparatus for forming an aeration groove in a filter An apparatus for forming an aeration groove in a filter which is composed of a body of entrainment-type fiberous filter material and a layer of plug wrap paper circumferentially about the body. The apparatus is comprised of a rotatable filter drum for con... | 05/31/1983 |
| 4302958 | Making rings from tube stock The invention relates to methods and apparatus for making rings from tube stock (10) by a part-off rolling tool (12,15) which is advanced radially into the tube stock to form successive rings, e.g. annular blanks for subsequent roll forming into bearing r... | 12/01/1981 |
| 4292867 | Apparatus and method for slitting elongated rolls of material The present invention relates to a machine and method for slitting elongated rolls of web material rolled upon a tubular core utilizing a circular double edged knife blade in combination with a circular saw blade. Both blades are rotatably mounted within ... | 10/06/1981 |
| 4205566 | Machine for mass production cutting of tubes A simple, economical, drum-type tube cutting machine is disclosed which employs a conventional drum for high-speed automatic cutting of ordinary tubes and a special drum for high speed cutting of tubing which could not otherwise be cut satisfactorily beca... | 06/03/1980 |
| 4075916 | Pipe cut off saw A pipe cut off saw comprising a pipe cradle and a cutting means pivotally secured adjacent said pipe cradle such that the pivot point is aligned with the center line of the pipe so that the cutting means may be rotated about the pipe to cut off the end of... | 02/28/1978 |
| 3967516 | Trimming blow molded plastics articles In a method and apparatus for trimming flash from blow molded articles with a rotating blade as they traverse a path of travel between a fixed guide and a rotary drive wheel, improvements are provided which include a mounting for the blade eccentrically o... | 07/06/1976 |
