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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 |
| 7832492 | Portable fire fighting apparatus and method The present invention is a portable fire suppression apparatus. The fire suppression apparatus comprises a conduit with an open end and a closed end. In some embodiments of this invention the conduit may be a combination of several similar conduits connected with co... | 11/16/2010 |
| 7823292 | Cutter for pizza and other foods A cutter for cutting pizza and other foods comprising a pair of rotatable cutting wheels mounted on the ends of a substantially C-shaped handle. The cutting wheels are spaced such that the centers are a predetermined distance apart equal to one half of the length of... | 11/02/2010 |
| 6857492 | Airflow driven electrical generator for a moving vehicle An apparatus for generating electricity in a moving vehicle utilizes a low drag spirally shaped fin mounted longitudinally on a cylindrical component of a generator which receives air from a vent as the vehicle moves through air. The vent includes structure for bypa... | 02/22/2005 |
| 6016991 | Evacuated rotating envelope aircraft An aircraft utilizes a buoyant evacuated rotating envelope to provide at least a portion of the lift required. The rotating envelope may be in the form of a disk, cylinder or other suitable shape. In one embodiment, an evacuated rotating envelope in the f... | 01/25/2000 |
| 5673704 | Method of using endocardial impedance for determining electrode-tissue contact A method of locating infarcted myocardial tissue in a beating heart includes the step of inserting an impedance measuring tip of a catheter into the chamber of the beating heart, particularly the left or right ventricle, and measuring the impedance of the... | 10/07/1997 |
| 5531197 | Variable displacement rotary internal combustion engine A rotary internal combustion engine includes a block having a generally elliptically shaped bore and a substantially round rotor adapted to rotate on a straight shaft in the bore of the block. The rotor is provided with a pair of substantially diametrical... | 07/02/1996 |
| 5494014 | Rotary internal combustion engine A rotary internal combustion engine includes a block having a generally elliptically shaped bore and a substantially round rotor adapted to rotate on a straight shaft in the bore of the block. The rotor is provided with a pair of substantially diametrical... | 02/27/1996 |
| 5457663 | Astronomical time clocks An astronomical time clock has a clock face divided into twelve segments representing the months of the year and a centrally positioned light which represents the sun. A globe representing the Earth rotates by a drive means around the light and is positio... | 10/10/1995 |
| 5447529 | Method of using endocardial impedance for determining electrode-tissue contact, appropriate sites for arrhythmia ablation and tissue heating during ablation A method of locating infarcted myocardial tissue in a beating heart includes the step of inserting an impedance measuring tip of a catheter into the chamber of the beating heart, particularly the left or right ventricle, and measuring the impedance of the... | 09/05/1995 |
| 5432698 | Data input and output controller for anesthesia monitoring system Apparatus provides an interface between a computer, various data sources such as patient monitors and a printer via the parallel printer port of a computer for use in a data management system for anesthesia. Substantially any computer may be utilized by u... | 07/11/1995 |
| 5425640 | Method and product for improved ceramic fiber reinforced and filled thermoplastic and thermosetting resin systems A method and product for improved ceramic fiber reinforced and/or filled thermoplastic and/or thermosetting resin systems utilizes ceramic fiber material which is first etched and then silanated using an organo-functional silane. The etching of the cerami... | 06/20/1995 |
| 5413574 | Method of radiosurgery of the eye A method of ocular surgery wherein low power radio waves are transmitted from the tip of an active incising electrode and used to make incisions in the tissues of the eye. A high impedance contact is provided between the surgical subject and a grounding p... | 05/09/1995 |
| 5402999 | Basketball safety return A basketball safety return apparatus utilizes a plurality of moveable pole support bases and a plurality of poles adapted to be mounted vertically in the pole support bases. Netting is connected to the vertically mounted poles and the poles and bases are ... | 04/04/1995 |
| 5397104 | Dross compression apparatus A dross compression apparatus utilizes a substantially hemispheric shaped receptacle in a dross collector and a complementing compression head which is provided with ribs to form grooves in the material formed between the head and the receptacle. The mate... | 03/14/1995 |
| 5393031 | Adjustable tree stands An adjustable tree stand utilizes a bowl and base structure. The lower end of a tree trunk is mounted into the bowl and fastened thereto utilizing a plurality of threaded turn screws which engage the side of the tree trunk and a spike at the bottom of the... | 02/28/1995 |
| 5378222 | Apparatus for folding sheets for insertion into an envelope An apparatus is provided for folding either of two size sheets of paper, such as letter and legal size paper, for insertion into an envelope. The apparatus includes a planar base and a pair of opposed structures against which a sheet of paper to be folded... | 01/03/1995 |
| 5303777 | Economical padded horseshoe and method A horseshoe utilizes reinforced belting material as padding. In certain embodiments, the reinforced belting material is cut to a certain depth in selected locations and the belting material may be removed along the layers of reinforcing material. A trunca... | 04/19/1994 |
| 5299735 | Track-bed system for model railroad The present invention shows a system for providing a track-bed with a real-life appearance in a model railroad. The system is comprised of three separate components which may be assembled in combination to meet the needs of various track formations. A fir... | 04/05/1994 |
| 5282821 | Adjustable surgical instrument An adjustable surgical instrument is provided in which adjustment of curvature may be provided during the surgical procedure while the instrument is within a body cavity. The adjustment of curvature may be made from no curvature, that is, straight, to nin... | 02/01/1994 |
| 5251338 | Toilet height conversion apparatus A toilet height conversion apparatus including a mounting block and a pivotally-connected raisable elevator, wherein the outer curvilinear surface of the elevator and mounting block substantially conform to the shape of an existing toilet, and the mountin... | 10/12/1993 |
| 5201194 | Food serving and storage container An article of manufacture in the form of a container for serving and storing food is provided with inner and outer sidewalls. The inner and outer sidewalls are disposed and configured to provide a space therebetween which is adapted to receive a coolant. ... | 04/13/1993 |
| 5139188 | Dental dispenser for light curable substances A dispenser for maintaining light sensitive substances utilized in the practice of dentistry shielded from light and providing easy and convenient access by the dentist includes a container and a cover therefor with the cover being hingedly attached to th... | 08/18/1992 |
| 5116332 | Electrocautery hemostat Improved electrocautery instruments, particularly instruments better adapted for manufacture at lower costs, are disclosed including an electrocautery hemostat comprised of a hemostat provided with clam shell synthetic plastic handles with a switch incorp... | 05/26/1992 |
| 5098304 | Dental materials and process utilizing etched silanated glass fiber The composite resin reinforcement system for use in dental operations provides improved strength by the use of etched glass fiber material which is then silanated with an organo-functional silane and utilized in a composite resin in the dental operation. ... | 03/24/1992 |
| 5098218 | Method and article of manufacture for removable pavement for underground utility placement Removable sidewalk and a method of installation involves preformed sidewalk slabs provided with interlocking means at two opposite ends. The slabs include attachment means for lifting the slabs into place. The slabs may be installed over utility services ... | 03/24/1992 |
| 5070985 | Coupling for a linear displacement transducer A device for coupling a rotary member to an axially movable input stem of a linear displacement transducer comprises an axially movable element which is coupled to the stem and threadedly engages the rotary member. The axially movable element is restraine... | 12/10/1991 |
| 5066361 | Method and product for improved glass fiber reinforced and filled thermoplastic and thermosetting resin systems A method and product for improved glass fiber reinforced and filled thermoplastic and thermosetting resin systems utilizes glass fiber material which is first etched and then silanated using an organo-functional silane. The etching of the glass fiber may ... | 11/19/1991 |
| 5052118 | Mat cutting layout apparatus A template is provided for laying out cut lines for mats utilized in framing prints, stamps and the like. The template's outer dimension provides the outer dimension of the mat and a plurality of precisionly located holes are utilized to place marks on th... | 10/01/1991 |
| 5026370 | Electrocautery instrument An electrocautery instrument which is provided with a non-removable enclosed electrical switching mechanism. The entire switch assembly may be sealed from human contact by an insulating medium.... | 06/25/1991 |
| 5003738 | Article and method of improving exterior building appearance A structure and method of improving the exterior appearance of a building is provided wherein a frame and panels simulating windows are installed on the exterior of the building. The frame is installable on new or existing construction.... | 04/02/1991 |
| 4991759 | Dental dispenser for light curable substances A dispenser for maintaining light sensitive substances utilized in the practice of dentistry shielded from light and providing easy and convenient access by the dentist includes a container and a cover therefor with the cover being hingably attached to th... | 02/12/1991 |
| 4924216 | Joystick controller apparatus Joystick controller apparatus in which a pair of joystick controllers may send signal bursts on the same communication channel in the infrared frequency range by means of an electromagnetic transmission without recognizable loss of data. An error checking... | 05/08/1990 |
| 4917776 | Flow through voltammetric analyzer and method using deoxygenator A flow through polarographic or other voltammetric analyzer utilizes an improved deoxygenator/pulse dampener in the form of a knitted or other form of convoluted oxygen permeable tubing, such as silicone rubber tubing, through which the flow sample passes... | 04/17/1990 |
| 4869452 | Mounting arrangements for writing pads A device for mounting a writing pad structure having dual faces on opposite sides, comprises a frame structure having parallel members which may be inserted in a folder or compendium. A transverse member is connected between the parallel members and slide... | 09/26/1989 |
| 4864882 | Torque limiting arrangement A rotary to linear converter has a rotary input shaft and a linearly movable output element. A torque limiter arrests rotation of the shaft at a critical value of torque thereon. A friction device increase the torque on the shaft if a predetermined axial ... | 09/12/1989 |
| 4861658 | Hypoallergenic jewelry and method of making the same Hypoallergenic jewelry and a method of making the same is achieved by providing vapor deposition of unsubstituted and substituted linear homopolymers and copolymers of poly(p-xylylene) on the jewelry having a thickness in the range of about 0.5 microns to... | 08/29/1989 |
| 4844125 | Electrically-operable fluid control valve A first control element is movable to control fluid flow between ports in a housing. A second control element is movable by an electric force motor and engages the first element through biasing springs so that in normal use the elements move in unison. An... | 07/04/1989 |
| 4830343 | Vibration and impact isolator A vibration or impact isolator for use between bodies and/or structures, such as between a boat and a dock, is formed from a resilient elongated strip of resiliently flexible material of uniform lateral cross-section wherein longitudinal lateral portions ... | 05/16/1989 |
| 4825901 | Temperature compensating fluid metering valve A temperature compensated fluid metering valve has a body including a ported sleeve in which a metering element is slidable, the thermal coefficient of expansion of the sleeve and metering element being identical and different from that of the body. The s... | 05/02/1989 |
| 4796395 | Solarium with muntinless exterior A solarium structure provides a muntinless exterior appearance by eliminating the outer retaining member of the horizontal muntins. The glazing panels are supported between an inner supporting member and an outer retaining member of the mullions and by th... | 01/10/1989 |
