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 |
| 7635327 | Multi-layered tool magazine of CNC machine A multi-layered tool magazine of a CNC machine having multiple specifications and fast tool-changing speed, includes a racket connecting to the CNC machine and being disposed with more than one set of tool magazine modules, a tool selecting module and a tool changin... | 12/22/2009 |
| 7080584 | Method and apparatus for perforating a non-woven sheet To produce at least one perforation in a non-woven sheet (N) of fibers or filaments, the sheet (N) is brought into contact with a perforated cylinder (2), equipped with at least one insert (8). Each insert includes, at one end, a plane surface (S), and... | 07/25/2006 |
| 6960050 | Hole forming system with ganged spindle set A high throughput drilling system for printed circuit board hole formation. Two spindles are disposed at each spindle station, doubling the number of holes produced in a given time period. Each spindle in connected to an overhead linear drive by a mini slide. A firs... | 11/01/2005 |
| 6716146 | Tool Magazine A automatically indexing tool magazine, of the type attached to machining centers that incorporate an automatic tool change function, able to hold a relatively large number of tools in a compact space as means of improving space efficiency. The tool magazine is comp... | 04/06/2004 |
| 6527686 | Variable pitch spindle line drilling machine A movable spindle tool machine, such as a printed circuit board line drilling machine includes a base and a spindle mounted to the base. A magazine is mounted proximate the spindle for storing a supply of tools. A pitch independent tool changer is moveabl... | 03/04/2003 |
| 6010440 | Automated machine tool including a plurality of processing units and a shared tool stocker An automated machine tool is provided and includes a frame having a first workpiece transfer station at a first location on the frame; at least two self-contained processing units, each of the units including structure for holding the workpiece for proces... | 01/04/2000 |
| 5868656 | Machine tool having a tool changing device with linear stroke mechanism A machine tool comprises a spindle having a tool receptacle for receiving tool holders in their working position. A tool changer is provided for conveying a tool holder in a first changing step between a magazine position and a spindle position at said sp... | 02/09/1999 |
| 5762594 | Programmable machine tool with automatic tool changer A program-controlled machine tool with automated tool changing, where the machine tool consists of a motor-driven machining unit with a working spindle that can be moved in at least one coordinate. The machine tool also includes a work table that can be d... | 06/09/1998 |
| 5674169 | Tunnel type or dragon-gate type processing system assembled with selected elements and its related interface means A dragon-gate processing machine having a dragon-gate support structure, at least one lateral girder coupled to the support structure for mounting tool holding members and automatic tool exchange devices, a plurality of working tables mounted below the dr... | 10/07/1997 |
| 5584788 | Machine for mechanically machining boards, in particular printed circuit boards A machine presenting a worktable movable along a first axis; and a crosspiece fitted with a number of machining heads and movable along a second axis perpendicular to the first axis. The crosspiece presents a box structure, and two end portions guided on ... | 12/17/1996 |
| 5133128 | Drive control system for exchange arm Herein disclosed is an exchange arm drive control system which is adopted as the automatic tool exchanger of a vertical quadruple spindle type machining center and enabled to contribute to sparing the space and improving the machinability. The drive contr... | 07/28/1992 |
| 5093977 | Device for processing differently shaped workpieces A device is provided for the automatic processing of differently shaped workpieces having a controlled tool-changing capability which permits a quick change of the set of tools in the device. This enables optimum adjustment of the tools to be made economi... | 03/10/1992 |
| 4962583 | Tunnel type or dragon-gate type processing system assembled with selected elements and its related interface means A dragon-gate processing machine having a dragon-gate support structure, at least one lateral girder coupled to the support structure for mounting tool holding members and automatic tool exchange devices, a plurality of working tables mounted below the dr... | 10/16/1990 |
| 4945628 | Tool store for machine tools A tool store device comprises a stnad having a base and a support frame on which is supported a tool carrier. The tool carrier is constructed as a semi-spherical shell which is rotatable about a horizontal axis and carries tools which are densely arranged... | 08/07/1990 |
| 4932117 | Thin panel drilling method and apparatus The invention is directed to a method and apparatus for selectively and simultaneously drilling a plurality of holes in thin panels such as printed circuit boards, while providing for automatic changing of the drill bits, individually or plurally, as requ... | 06/12/1990 |
| 4890969 | Flexible manufacturing apparatus having several parallel, spaced-apart processing machines A flexible manufacturing apparatus having several parallel, spaced-apart processing machines several shelf-like magazines disposed at the rear of the processing machines and extending transverse thereto, and transport mechanisms for conveying tools from t... | 01/02/1990 |
| 4716647 | Machine tool A machine tool comprises a spindle stock (11) that can be moved about several axes relative to a work plate. Tools can be transferred, preferably by means of gripper arms, from a magazine position in the tool magazine into a working position in a tool car... | 01/05/1988 |
| 4711016 | Flexible manufacturing unit The invention relates to a flexible manufacturing unit with at least two machine tools (1,2) and a transport device (9) movable in rectangular coordinates having receptacles for carriers (8) holding workpieces and for the tools (6). The invention consists... | 12/08/1987 |
| 4675976 | Grinding machine with facilities for storage of spare work holders and tools A plain grinding machine wherein a grinding unit with a spindle for grinding wheels is reciprocable along the bed and is indexible about a vertical axis to transfer work holders between one or more indexible turrets or a magazine and a socket which is rec... | 06/30/1987 |
| 4654957 | Flexible machining apparatus with single shank tool and multi-spindle tool head changing and operating capabilities The machining apparatus includes a machine tool having a primary spindle slide with a transversely extending tool head support rail member thereon which is aligned successively with a tool head load rail mechanism and unload rail mechanism on a side of th... | 04/07/1987 |
| 4631981 | Machine tool with two tool changers A machine tool having a tool spindle rotatable about a horizontal axis provided with first and second tool magazines and first and second tool transfer devices. The first tool magazine removably stores a plurality of small diameter tools, with the axes of... | 12/30/1986 |
| 4625387 | Cutting machine with automatic changing of tools and tool magazines A cutting machine with automatic changing of tools and tool magazines comprising a fixed body with spindle. On the body is mounted longitudinally a mobile compound cross slide and a transversely mobile column thereon. Behind the body there is mounted a to... | 12/02/1986 |
| 4622734 | Apparatus for the variable machining of workpieces An apparatus for the variable machining of workpieces is described which consists of a central module, which is constructed as a hollow carrier unit and which takes over the functions of the machine housing, and also of a plurality of horizontal and verti... | 11/18/1986 |
| 4602901 | Milling-boring machine A milling-boring machine is described which allows various types of operations to be carried out on a workpiece of medium-large size so as to allow its complete working in a single location. The machine includes a pillar, a slide movable vertically along ... | 07/29/1986 |
| 4597144 | Machine tool A machine tool for processing workpieces of various shapes comprises three processing units each mounted on a carriage to move in three axes of coordinates and each being rotatable about a horizontal axis. Each processing unit carries a tool holder having... | 07/01/1986 |
| 4571813 | Automatic tool changing apparatus for multi-spindle machine tool An automatic tools changing method and apparatus for a multi-spindle machine tool, in which a tools changing operation between spindles and a tool magazine or magazines is carried out simultaneously through at least one tool-changing arm movable between t... | 02/25/1986 |
| 4510669 | Replaceable gang head machine tool A replaceable gang head machine tool including a machine base, a working unit thereon, plural gang heads on the periphery of the working unit, and an index table on the upper side of the working unit, further including a supporting base positioned above t... | 04/16/1985 |
| 4503596 | Transfer type working system A transfer type working system including a transfer line for intermittently conveying workpieces thereon. The transfer line has plural stages of working stations disposed in front and rear relationship. Each of the working stations has at least one machin... | 03/12/1985 |
| 4497029 | Numerical control device A numerical control device for controlling a machine tool automatically selects the tool of the specified kind from among a plurality of tools of the same kind disposed in the magazine locations or holders. The numerical control device includes registers ... | 01/29/1985 |
| 4404729 | Multi-spindle machine tools This invention relates to multi-spindle machine tools of the kind comprising a plurality of tool-carrying spindle heads stored in at least one magazine, said spindle heads being exchangeable as desired for the purpose of performing a tool change, a select... | 09/20/1983 |
| 4306350 | Automatic tool changer and tool storage arrangement for machine tool A combined tool storage and tool change arrangement for use with a machine tool of the type which includes a power driven rotatable spindle having a socket which receives a tool shank of a predetermined size. The tool storage arrangement comprises a main ... | 12/22/1981 |
| 4304040 | Machining center with interchangeable magazine tool storage means A plurality of magazine tool storage means, mounted on a machine frame, above a headstock, includes tool-holder supports each having receptors into which tool holders can be inserted. Each support is adjustable so that any of its receptors can be arranged... | 12/08/1981 |
| 4288909 | Automatic tool changer for machine tool An automatic tool changer for transferring single tools and/or multiple spindle toolheads between a tool storage magazine and a horizontal spindle of a machine tool. A plurality of single tools and/or toolheads are stored in the tool storage magazine with... | 09/15/1981 |
| 4240194 | Automatic tooling machine An automatic tooling machine includes a spindle carrier having a spindle for supporting a machining tool. The spindle carrier includes a tool drum mounting device for rotatably supporting a tool drum having plural machining tools thereon. A device is prov... | 12/23/1980 |
| 4237598 | Manufacturing processes using machine tools A system comprising a plurality of complementary numerically controlled machine tools in which different workpieces are each subjected to appropriate selected machining operations on selected machine tools in a selected order by appropriate delivery of co... | 12/09/1980 |
| 4110898 | Machine tool A machine tool comprising one or plural storage magazines which are mounted along the vertical direction rotatably around a vertical axis on an upstanding support frame structure at a side of working station. Each of the magazines stores at the periphery ... | 09/05/1978 |