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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 |
| 7322261 | Method for manufacturing wrench handle with pressed indentation section A method for manufacturing a wrench handle includes preheating a work piece made of metal, with a layer of carbon scale being generated on the work piece during preheating. The preheated work piece is forged/pressed to form a wrench handle, with the carbon scale on ... | 01/29/2008 |
| 7237462 | Hand tool with a handle made by different material A hand tool includes a handle made of a first material and at least one driving head connected to an end of the handle and the at least one driving head is made by a second material. A protection layer is coated onto the driving head and the handle. The first materi... | 07/03/2007 |
| 7185568 | Adjustable socket wrench extension An apparatus is provided that allows the use of a standard ratchet wrench with a square male drive on one end that attaches to a normal socket and a square female drive on the other end which attaches to a normal socket wrench. The apparatus then provides a wrench s... | 03/06/2007 |
| 7146888 | Adjustable pliers An adjustable pliers having first and second elongated members, each elongated member comprising a handle, a jaw, and a intermediate portion between the jaw and the handle. The intermediate portion of one of the elongated members includes an elongated slot, while th... | 12/12/2006 |
| 7100481 | Soft-grip wire stripper A wire stripper has a pair of elongated frames pivotably joined together by a pivot pin and defining handles and jaws. The handles are covered by sleeves which include thumb wells which cover the ends of the pivot pin. A mechanical interlock is provided between the ... | 09/05/2006 |
| 7051630 | Insulated magnetic screwdriver Disclosed is an insulated magnetic screwdriver, including a shank having a tip at an end or each end thereof and a peripheral groove formed around a central portion thereof so that the central portion of the shank has a diameter smaller than that of each end thereof... | 05/30/2006 |
| 7036397 | Granular particle gripping surface An improved die insert for gripping oil field tubular members in tubular handling systems such as power tongs, slips, safety clamps and the like. The die insert has a gripping surface which comprises a backing surface adapted to contact the tubular member. The backi... | 05/02/2006 |
| 7000506 | Cable clamp lock nut wrench The invention relates to a wrench for manipulating lock nuts on cable clamps and conduit for securing electrical cable or conduit to electrical boxes. The wrench is useful for accessing difficult positions in a box such as securing a cable to a corner opening or in ... | 02/21/2006 |
| 6962098 | Undermolded structures and method of making same A molded tool structure has a non-metallic body and a continuous band of flexible and resilient non-metallic material encompassing the body and bonded to its exterior surface. The body may be a tool or a tool part. Also, the body may have one or more metal inserts i... | 11/08/2005 |
| 6955105 | Wrench with magnet A wrench includes a handle, a head formed at an end of the handle for engagement with a nut and a magnet embedded in the head. In an aspect, the head includes an intermediate portion and two jaws extending from the intermediate portion. The magnet is embedded in the... | 10/18/2005 |
| 6877405 | Buoyant hand tool A non-conductive substantially buoyant-in-water hand tool comprising an elongated handle portion formed of non-corrosive, non-conductive material having a density greater than water and an elongated working tool connected to and extending axially from a proximal end... | 04/12/2005 |
| 6810774 | Wrench tool having magnet connected thereto A wrench includes two jaws extending from an end of a handle and a hole is defined in one of the jaws. The hole communicates with a clamping surface of the jaw having the hole and a magnet is received in the hole. The magnet attracts the object that is clamped by th... | 11/02/2004 |
| 6776073 | Hand pliers A pair of non-conductive substantially buoyant-in-water hand pliers comprising a pair of non-conductive lever members each having a handle portion and a jaw portion and formed of material having a density greater than water. The lever members are pivotally connected... | 08/17/2004 |
| 6739217 | Soft-grip wire stripper A wire stripper has a pair of elongated frames pivotably joined together by a pivot pin and defining handles and jaws. The handles are covered by sleeves which include thumb wells which cover the ends of the pivot pin. A mechanical interlock is provided between the ... | 05/25/2004 |
| 6701809 | Expandable magnetic socket wrench connector device A elastic magnetic socket wrench connector device which contains: first tube with first magnet fixed at first end and an inward stop around second end; and second tube sliding through the second end with one end inside said first tube, the inside end has ... | 03/09/2004 |
| 6655240 | Insulating driver with injection molded shank and fluted working tip An insulating hand tool has an elongated shank injection molded of a high-strength, electrically insulating material, such as glass-reinforced nylon, and a handle formed of an electrically insulating material. The handle and the shank may be molded togeth... | 12/02/2003 |
| 6571669 | Socket wrench organizer A socket wrench organizer includes top and bottom socket holders with receptacles for holding sockets for a socket wrench. The receptacles may be individually sized to each socket. A magnet is provided near the bottom of each receptacle for securely holdi... | 06/03/2003 |
| 6467376 | Hammer A hammer includes a composite material handle having a connecting portion formed on one end of the composite material handle. A head is encircled in the connecting portion of the handle and has a flat working face formed on one end. An annular groove is d... | 10/22/2002 |
| 6435059 | Light-weight striking tool A striking tool having a handle with a head attached thereto. The head having a striking surface. The head being constructed of titanium or titanium based alloy so that the tool can be swung with a higher velocity than a striking tool having a heavier ste... | 08/20/2002 |
| 6427563 | Insulating composite hollow shaft tool There is illustrated an electrically insulating hand tool having a shaft that is hollow along its entire length, a work-engaging insert received in one end of the shaft, and an electrically insulating handle connected to an opposite end of the shaft. The ... | 08/06/2002 |
| 6408723 | Insulating composite shaft tool with interchangeable heads and method of construction thereof An electrically insulating hand tool is comprised of a two-piece shaft formed by a tube and a rod received by the tube, a handle connected to the rod, an insert received in an end of the tube opposite the rod, and a work engaging head detachably coupled t... | 06/25/2002 |
| 6345556 | Screwdriver handle structure having soft cushion A screwdriver handle structure having a soft cushion includes a handle including a solid body having a periphery defining a plurality of recesses and a soft coating layer coated in the plurality of recesses of the solid body, a shank having a distal end s... | 02/12/2002 |
| 6327943 | Laminated self-adjusting pliers The present invention comprises a number of innovations in the design of self-adjusting pliers. A self-adjusting pliers tool formed of laminated sheet metal construction is provided with separately fabricated cast steel jaws that provide improved strength... | 12/11/2001 |
| 6318216 | Composite box wrench with reinforcing and retaining structure A composite box end wrench has a non-metallic body including a handle portion and at least one head portion which defines a fastener-receiving opening therethrough. The wrench includes strengthening and/or retaining structure which strengthens the head po... | 11/20/2001 |
| 6263771 | Force transmission structure especially for a screwing wrench with multiple corners The invention relates to a force transmission structure especially for a screwing wrench with multiple corners. The invention is configured for an inner multiple cornered mating profile especially for a screw with a six cornered inner case profile. The fo... | 07/24/2001 |
| 6257107 | Manufacture of composite material hand tool A manufacturing method for a composite material hand tool. Its long and short fiber layers filling is covered with a metal interface ring at one side. The handle can be encircled into a cone shape. A center layer can be a short fiber honeycomb layer. The ... | 07/10/2001 |
| 6216566 | Insulating composite breaker bar A composite insulating breaker bar includes an elongated shaft formed of pultruded glass/polyester material, having a reduced end adhesively secured in an axial bore in a plastic handle, and a working end adhesively received in one end of a composite slee... | 04/17/2001 |
| 6199460 | Tool handle A tool handle includes one or more peripheral projections extended outward from the outer peripheral portion and each having a cavity for receiving a filled material. A cover sleeve is engaged on the outer peripheral portion of the handle. The filled mate... | 03/13/2001 |
| 5970826 | Composite socket with double inserts A socket tool is formed primarily from non-metallic composite material. The socket tool body is compression molded of high-strength, glass-reinforced vinyl ester sheet molding compound. Metal inserts are respectively received in the driven and driving end... | 10/26/1999 |
| 5970828 | Folding hand tool set A folding hand tool set having a one-piece, completely integral, plastic handle and a plurality of hand tools rotatably mounted thereto. The one-piece, completely integral, plastic handle is preferably constructed from a fiber reinforced thermoplastic. In... | 10/26/1999 |
| 5953969 | Screwdriver, screwdriver bit or the like A screwdriver or screwdriver bit comprising a working end with radially extending engagement surfaces profiled in particular by machining or forming. A surface layer forming a working surface due to nitriting has a hardness of at least 900 HV 0.3 or 67-68... | 09/21/1999 |
| 5875693 | Composite ratchet wrench A ratchet wrench includes a body formed entirely of glass-fiber-reinforced plastic material with a gear insert molded therein and a ratchet mechanism mounted on the insert and retained in place by retaining rings. The body includes layers of random discon... | 03/02/1999 |
| 5804012 | Process for manufacturing a filament wound, localized strength tool handle In a process for manufacturing a handle for a hand tool, resin-coated fibers are pultruded to form an elongate, substantially hollow fiber-resin composite rod having a first end for attachment to a tool head. A glass filament is wound about a longitudinal... | 09/08/1998 |
| 5791211 | Folding hand tool set A folding hand tool set having a one-piece, completely integral, plastic handle and a plurality of hand tools rotatably mounted thereto. The one-piece, completely integral, plastic handle is preferably constructed from a fiber reinforced thermoplastic. Sp... | 08/11/1998 |
| 5782149 | Electromagnetic screwdriver A new Electromagnetic Screwdriver for offering an electromagnet in combination with a manual driven or an electrically driven screwdriver. The inventive device includes electrical windings, a handle, a drive shaft, and a switch. In use, the Electromagneti... | 07/21/1998 |
| 5713251 | Composite box wrench with ratchet module insert A double-ended ratcheting box end wrench includes a body formed entirely of glass-fiber-reinforced plastic material with box-type ratcheting inserts molded at opposite ends of the body. The body includes layers of random discontinuous glass-fiber-reinforc... | 02/03/1998 |
| 5704261 | Torque-transmitting tool A tool, particularly a torque-transmitting tool, such as a screwdriver or a screwdriver bit, having a shaft and a working region. In order advantageously to take up peak torques with such a tool, a damping region of lower hardness or lower torsion-bar con... | 01/06/1998 |
| 5638727 | Plastic screwdriver with retaining ring A hand-held driver for use with removable driving bits, such as screwdriver or nut-driver bits, is disclosed. The driver includes a handle adapted to be hand-held, and a shaft. The shaft has a proximal end secured to the handle, and a distal end with a re... | 06/17/1997 |
| 5626061 | Composite ratchet The present invention comprises a reversible drive ratchet wrench (10). A formed metallic insert (50) is provided. The reversible drive ratchet wrench (10) has a length, a head (14), including a ratchet mechanism (36) and a handle (16). A formed metallic ... | 05/06/1997 |
| 5551323 | Screwdriver handle A screwdriver handle product and method of making same, where a solid core piece has an elastomer cover molded thereon, and the core piece has grooves for receiving the molten cover to thus have the cover secure on the core piece. The cover is shaped in c... | 09/03/1996 |
