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 |
| 7326025 | System for detecting warped carriers and associated methods Disclosed herein is a warp detection system (200) for determining warping in a carrier (110) configured to carry substrates (120) for processing. In one embodiment, the system (200) includes a guide plate (210) configured to guide ... | 02/05/2008 |
| 7310890 | Apparatus for automatically measuring external and internal profile of a pipe at the end thereof An apparatus for automatically measuring the internal and external profile of pipes (1) at the ends thereof is described, wherein sensors (11a, 11b) measure for each angle of rotation of their support (10) the distance of th... | 12/25/2007 |
| 7010863 | Optical inspection apparatus and method for inspecting container lean Apparatus for inspecting lean of a container includes a light source positioned beneath a container for directing light energy onto the container bottom as the container is held in position and rotated around an axis. A light sensor positioned beneath the container ... | 03/14/2006 |
| 6966121 | External gauge for liquor inventory control A plurality of two-dimensional template-shaped gauges to quickly determine the amount of liquor poured from a corresponding bottle. Since each style of gauge fits a complementary bottle style, the ounce, shot or metric vertical markings on the gauge can be spaced to... | 11/22/2005 |
| 6871415 | Container plug gauge and method of use A plug gauge for testing the mouth of a container includes a spring carried by a support, a rod having one end coupled to the spring, and a gauge plug coupled to the other end of the rod. A control mechanism supports the rod and is coupled to an electric motor. Moti... | 03/29/2005 |
| 6860025 | Measurement of container wall thickness Apparatus for measuring wall thickness of a container having an open mouth includes a gauge indicator mounted on a support base, and having a first tip and a readout that provides an indication of position of the first tip. A probe arm includes a rod mounted on the ... | 03/01/2005 |
| 6502320 | Apparatus and method for measuring alignment of metered dose inhaler valves An apparatus for measuring the alignment of a valve sealed onto a canister comprises hollow lower and upper sections, a mounting platform, and a transducer. The upper and lower interior regions cooperatively define an inner chamber in which the mounting p... | 01/07/2003 |
| 6415526 | Apparatus and method for measuring alignment of metered dose inhaler valves An apparatus for measuring the alignment of a valve sealed onto a canister comprises hollow lower and upper sections, a mounting platform, and a transducer. The upper and lower interior regions cooperatively define an inner chamber in which the mounting p... | 07/09/2002 |
| 6412186 | I gauge and process of measuring A gauge system for measuring internal diameters of tubular openings is provided. The gauge includes a support shaft, a planar surface coupled to the support shaft, and an elongate holder to movably hold a pair of measuring rods having tapered gauge ends w... | 07/02/2002 |
| 6408532 | S-gauge A measuring device for measuring the thread start distance of a thread formed on an outer surface of a container finish is provided. The measuring device includes a base having a first surface for receiving a rim of a container finish, a support member, a... | 06/25/2002 |
| 6397486 | H-gauge A measuring device for measuring the finish height of a container is provided. The measuring device includes a base having a first surface for receiving a rim of a container finish, a support member, a gauge, and a counterweight to balance the measuring d... | 06/04/2002 |
| 6238907 | Container for storing and examining placentas A container for examination and storage of a placenta includes a bottom wall, at least one substantially upright side wall joined to the bottom wall to define an interior and an open top. The side walls and/or the bottom wall have indicia thereon adapted ... | 05/29/2001 |
| 6088925 | Capture feature tang seal defect measurement tool An apparatus for measuring seal defects on a seal surface of a rocket motor case field joint is provided. The apparatus includes a base mountable onto the rocket motor case field joint. The base is sweepable circumferentially along the field joint. An axi... | 07/18/2000 |
| 6041512 | Measurement of container wall thickness An apparatus for measuring sidewall thickness of a container includes a support coupled to a first motor for holding the container in stationary position while rotating the container about its axis. A gauge mechanism engages opposed interior and exterior ... | 03/28/2000 |
| 5929349 | Inspection tool for measuring wall thickness of underground storage tanks The invention comprises a tool which can be inserted through the fill nozzle of an underground fuel storage tank to measure the tank wall thickness. The invention, in a preferred embodiment, uses ultrasonic thickness measurement technology, a well known i... | 07/27/1999 |
| 5774997 | Golf ball out-of-round indicator An out-of-round indicator for golf balls utilizes an indicator module inserted into a golf ball sleeve or carton, with the module including a cup at its base into which the golf ball is dropped. The indicator includes a cantilevered arm extending from the... | 07/07/1998 |
| 5761820 | Plug gaging machine A machine for gaging the inner diameter and outer diameter of a bottle opening comprising a telescoping gage including an inner plug gage and an outer ring gage. The plug gage includes a plug gage tube with a plug gage at one end. The ring gage includes a... | 06/09/1998 |
| 5485759 | Boat test apparatus A test fixture for a boat having a plurality of slots for holding wafers includes a base for fixedly holding a boat to be tested; a wafer simulator, which wafer simulator includes a plurality of wafers sized to properly seat in the plurality of slots in t... | 01/23/1996 |
| 5465496 | Measuring apparatus and method A measuring system for measuring dimensions of an article such as a bottle has two opposed measuring heads each having a measuring probe, a contact identifying trigger operated by the probe, a base upon which the article to be measured stands, and first a... | 11/14/1995 |
| 5424837 | Tube diameter measuring apparatus and method A container of sample tubes is described with a mechanism for detecting the diameter of variously sized tubes that are placed therein. A method of detection is also described. Both the mechanism and the method rely on pairs of tube holders that are biased... | 06/13/1995 |
| 5414939 | Contact measurement of container dimensional parameters A system and method for contact measurement of dimensional parameters of a container in which rollers coupled to LVDT sensors are placed in contact with a container as the container is rotated about its central axis so that the sensors develop analog sign... | 05/16/1995 |
| 5388707 | Apparatus for inspecting the exterior finish of containers and associated method Apparatus and method are provided for inspecting finish dimensions of and detecting finish defects on containers moving sequentially in a predetermined path. More than one container can be inspected simultaneously. The apparatus includes one or more inspe... | 02/14/1995 |
| 5345309 | Precision three dimensional profiling and measurement system for cylindrical containers A system for generating a solid model of the sidewall of the container. A mandrel selectively holds the container in first and second locations. In the first location, a non-contact measurement apparatus utilizing a digital camera produces digital informa... | 09/06/1994 |
| 5313714 | Instrument for measuring dimensions of a can seam portion An instrument for measuring dimensions of a can seam portion including a criterion measuring pin, a linear gauge provided with a measuring spindle which is so supported as to be movable along a straight line L in the direction of approaching said criterio... | 05/24/1994 |
| 5231767 | Warp sensing apparatus A warp sensing apparatus for measuring the displacement or warp in disk-shaped objects such as drum lids and the like. A drum lid or other disk-shaped object is centered on the apparatus and clamped at the axis of rotation of the disk-shaped object. After... | 08/03/1993 |
| 4936018 | Finish gauge Apparatus and method of gauging the "saddle" of a container finish in which a test rig supports a bottle or container at an elevated position so the container can be rotated about the axis of its finish. The container is threaded into a finish ring. The f... | 06/26/1990 |
| 4862596 | Apparatus for measuring size of seamed portion of cans An apparatus for simultaneously measuring at least the width and thickness of a seamed portion of a can at the same point on the seamed portion. The apparatus comprises a measurement base for receiving the seamed portion of the can thereon, and a referenc... | 09/05/1989 |
| 4641437 | Gauge for comparing circumferences A gauge having a substantially circular band capable of being deformed out-of-round from the application of a predetermined force and having a specified inner circumferential length to be compared with the length of a circumference around an object. The g... | 02/10/1987 |
| 4453314 | Apparatus for inspecting the chimbs of cylindrical articles such as kegs Apparatus for inspecting the chimbs of cylindrical articles such as kegs or drums comprises means for rotating a keg about its cylindrical axis and sensing means arranged to engage the chimb of the keg and to sense displacement of the chimb from a predete... | 06/12/1984 |
| 4402139 | Method and apparatus for detecting dome depth A dome depth detector for a drawn and ironed container having a domed end wall includes a frame that has a first rotatable means supported thereon for guiding the containers along a path, a guide surface on one side of the path on the frame, and a rotatab... | 09/06/1983 |
| 4135306 | Closure testing means and method The depth of thread in a roll-on closure is tested by determining the radial distance between the peak and valley defining a profile of the external surface of the threaded section. Apparatus for measuring the peak includes a first sensor broad enough to ... | 01/23/1979 |
| 4112579 | Opto-mechanical measuring system A measuring system includes mechanical measuring arms, adapted to engage an object to be measured, and mounted to control the positions of the vanes positioned to intercept beams of light in an optical system. The optical system includes a light beam dire... | 09/12/1978 |
| 4008525 | Apparatus for processing ware A ware tester comprising a testing station and a conveyor for moving ware past the station, the station including a ware testing tool, and a drive for moving the tool toward and away from the conveyor to engage and disengage the ware and parallel to the c... | 02/22/1977 |
| 3981180 | Apparatus and method for measuring container lean Apparatus and method for measuring the amount of lean present in a glass container. A glass container is mounted for rotation about its vertical axis. A pivotally mounted follower member is positioned to be in contact with the upper portion of the contain... | 09/21/1976 |