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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 |
| 6715510 | Electro-hydraulic controller for automatic transmissions An electro-hydraulic controller having a plurality of solenoid operated valves mounted in inlet and outlet ported valving cavities on a non-metallic manifold block. The manifold block has inlet and outlet ports sealed by a gasket for communication with corresponding... | 04/06/2004 |
| 6715511 | Tube made of vulcanized elastomer comprising polyamide and EVOH barrier layers The present invention relates to a multilayer tube comprising, in its radial direction from the outside inwards: a first layer of vulcanized elastomer forming the outer layer, a second layer of EVOH or of an EVOH-based blend, a third layer of a ... | 04/06/2004 |
| 6715512 | Fence mesh forming machine A knotted fence mesh forming machine includes a plurality of side-by-side knot boxes each for forming a knot at the intersection between a line wire and stay wire, each of the knot boxes including at least one former arranged to move towards the line wire-stay wire ... | 04/06/2004 |
| 6715513 | Apparatus and method for wire harness assembly An apparatus and method for wire harness assembly employ a formboard with a plurality of holes and a plurality of layout sheets having respective free edges and opposing attached edges that are attached to the formboard so as to be aligned with and stacked upon one ... | 04/06/2004 |
| 6715514 | Method and apparatus for fluid transport, storage and dispensing A highly efficient apparatus and method for managing the transport, delivery, holding, dispensing, and removal of fluid material from a source to a user is disclosed. Material from the source in bulk form is transported to a customer in the quantity that is transmit... | 04/06/2004 |
| 6715515 | Structure for loading chemicals into solution tanks A chemical loading system includes a venturi located at the top of the solution tank to reduce the fluid mass that has to be lifted into the tank. An anti-bridging nozzle at the outlet of the eductor hopper assures that material is pushed into the vacuum created by ... | 04/06/2004 |
| 6715516 | Method and apparatus for filling cartridges with a liquid An apparatus for filling a cartridge with a liquid comprises, a platform on which the cartridge is supported and which can be lifted relative to a stationary filling needle (5) so that this filling needle is moved into the cartridge (6), a pump (1 | 04/06/2004 |
| 6715517 | Portable self-contained unit for and method of handling polluting liquids An all-steel platform having a fluid-proof floor member with a channel at one side leading into a sump at the end of the channel. Fluid from the floor member flows into the channel and sump, and a pump in the sump for recirculating the fluid into containers on or ab... | 04/06/2004 |
| 6715518 | Apparatus and method for depositing cookie dough into a tray An apparatus utilizes an object holding technique for holding a tray or discrete object while supplying a dough product onto the tray or discrete object. Preferably, a conveyor transports the tray or discrete object for receiving dough products. A subframe preferabl... | 04/06/2004 |
| 6715519 | Apparatus for filling food trays at high speeds The invention comprises a compact high speed food depositor which includes a pump driven by a first servomotor to feed food product through tubing and a second servomotor rotating a cutoff nozzle mounted about the tubing to deposit a predetermined accurate amount of... | 04/06/2004 |
| 6715520 | Method and assembly for fluid transfer A fluid transfer assembly comprising a bottle connector and a drug bottle. The bottle has a neck with an opening covered by a closure, while the connector has a hollow needle for penetrating the closure when establishing a fluid transfer line in the fluid transfer a... | 04/06/2004 |
| 6715521 | Toothpaste dispensing unit A housing for toothpaste dispensing containers able to accommodate various pumps, squeeze-type tubes and replaceable cartridges. The housing allows for toothpaste to be cleanly, accurately and easily deposited onto a toothbrush with the use of one hand. Holders are ... | 04/06/2004 |
| 6715522 | Front and rear tire combination for vehicle having ABS and vehicle A vehicle comprises Anti Lock Brake System (ABS) and front tires and rear tires which are capable of displaying maximum braking effect when the ABS is in operation, each of the tires comprises a plurality of tread elements divided by tread grooves, and the tread pat... | 04/06/2004 |
| 6715523 | Multi-piece rim A multi-piece rim includes a rim base including a first flange and a gutter band, a bead seat band including a second flange, a lock ring, and a first side ring located on a side of the first flange and a second side ring located on a side of the second flange. A ci... | 04/06/2004 |
| 6715524 | DFR laminating and film removing system A DFR laminating and PET removing system which is capable of both laminating a dry film resist (DFR) layer on a semiconductor wafer and removing a DFR support film such as polyethylene terepthalate (PET) from the DFR layer on the wafer at a single location. The DFR ... | 04/06/2004 |
| 6715525 | Separation devices for motor vehicles A separation device for a motor vehicle, with a flexible flat shaped article, which is held on a winding shaft located in a box housing between a rolled-in rest position and a pulled-out protective position which is rigidly connected to the vehicle with holding devi... | 04/06/2004 |
| 6715526 | Cubicle door A cubicle door is comprised of first and second brackets for wrapping over the top edges of a cubicle panel on opposite sides of the entry way. A roller blind has a proxiinal end hinged to the first bracket, and a distal end which is removably supported on a support... | 04/06/2004 |
| 6715527 | Ventilation apparatus for garages A ventilator for installation in a garage door. It preferably fits in place of a standard garage door panel or into the panel. The ventilator includes a frame fitting into the door in place of a panel. The ventilator has openable and closeable louver slats exposed t... | 04/06/2004 |
| 6715528 | Actuation assembly for shutters inside double-glazing units An actuation assembly for double-glazing units with a frame with two glazed panes that form a hermetic air space accommodating shutters movable to be gathered or rolled-up, which comprises rotary motion speed varying elements, with a first rotor, with a magnet ring ... | 04/06/2004 |
| 6715529 | Rolling shutter assembly A rolling shutter assembly includes a plurality of interconnecting metal slats each having a front face, a rear face, and opposite end zones. The end zones travel within respective tracks which mount to a wall structure on opposite sides of a window or door of a bui... | 04/06/2004 |
| 6715530 | Latch assembly system for operable wall panels The present invention involves a latch mechanism and method that prevents the leading operable wall panel of an operable wall panel system from moving out of alignment with the track of a track and trolley system as the lead operable wall panel unfolds and extends f... | 04/06/2004 |
| 6715531 | Flexible curtain guide mechanism utilizing deflecting frame plates The invention also provides for a guide mechanism for guiding a flexible curtain in a door opening, wherein the guide mechanism includes first and second guide members arranged on at least one vertical side of the door opening. An extension is arranged at an upper e... | 04/06/2004 |
| 6715532 | Window screen A window screen includes a screen sheet with two opposite outer side surfaces. The screen sheet includes a pair of screen laminates, and an intermediate bonding layer. Each screen laminate has a first surface facing the other screen laminate, and a second surface op... | 04/06/2004 |
| 6715533 | Method for making a collimator for an x-ray technique-based nonintrusive inspection apparatus According to one embodiment of the invention, a method of making a collimator for a detector array of an x-ray technique-based nonintrusive inspection apparatus is provided. The method includes injecting a die with a material, the die being shaped and dimensioned to... | 04/06/2004 |
| 6715534 | Method and apparatus for producing directionally solidified castings The present invention relates to an apparatus for metal casting and can be used in producing castings with directional and single crystal structure. The apparatus comprises a vacuum chamber inside which there is disposed an induction melting furnace, a mold preheati... | 04/06/2004 |
| 6715535 | Method of and device for rotary casting A method of casting has a mold assembled on a base plate. The finished mold is rotated by approximately 180° around a horizontal rotational axis. A casting container with an upwardly positioned aperture end, removed from the mold, is filled with melt for one castin... | 04/06/2004 |
| 6715536 | Full mold casting process and device for a differential case A full mold casting process in which a complete, positive model made of a thermally decomposable material is placed in a molding box and filled with sand; the sand is hardened by shaking. Casting metal is poured on the thermally decomposable model and the model is d... | 04/06/2004 |
| 6715537 | Device for the continuous casting of metal A device for the continuous casting of metal includes a lifting platform which can be driven in an oscillating fashion by a drive device, a continuous casting mold received on the lifting platform, and a stationarily arranged support frame provided with guiding or b... | 04/06/2004 |
| 6715538 | Supply air terminal device The invention concerns a supply air terminal device (10) including a supply chamber (11) for the supply air and in the supply chamber (11) nozzles (12a1, 12a2 . . . ; 12b1 | 04/06/2004 |
| 6715539 | Heat exchanger and airflow therethrough A heat exchanger defining a path of multi-directional airflow therethrough. A coil assembly within a housing of the heat exchanger divides the interior of the housing into first and second airflow plenums. The path of airflow includes a first portion in a first dire... | 04/06/2004 |
| 6715540 | Air-conditioning apparatus for vehicle The air heating capability of an indoor heat exchanger is limited to set the temperature of the indoor heat exchanger to a first predetermined temperature Tel or lower during heating. Thereby, fogging is prevented through re-evaporation of the condensed water in the... | 04/06/2004 |
| 6715541 | Ball dropping assembly A ball dropping assembly for dropping an object such as a spherical ball into a wellbore. The assembly comprises a seat for retaining a ball before it is released, a ball retaining lever, and a shaft for turning the lever. In one embodiment, the assembly is attached... | 04/06/2004 |
| 6715542 | Tubular filling system Multiple embodiments of a system for capturing displaced fluid or adding fluid to tubulars being run into or out of the wellbore are described. Several embodiments are supported by a top drive with telescoping features to rapidly seal over a tubular to connect the t... | 04/06/2004 |
| 6715543 | Particulate matter plug for plugging a well A particulate matter plug is placed along all or portions of a well to be permanently or temporarily abandoned, the plug being arranged to hinder/reduce fluid flow to surface. The plug consists of a mass of particulate matter composed of naturally occurring and/or s... | 04/06/2004 |
| 6715544 | Well screen A well screen (10) comprising a wire (14) spirally wrapped around a perforated base pipe (12) and spacing the perforated base pipe from a woven wire mesh filtering medium (16). ... | 04/06/2004 |
| 6715545 | Transition member for maintaining for fluid slurry velocity therethrough and method for use of same A transition member (130) coupled between first and second slurry delivery devices (132, 134) for maintaining fluid slurry velocity therethrough is disclosed. Each slurry delivery device (132, 134) has a slurry passageway (144, 164) havin... | 04/06/2004 |
| 6715546 | In situ production of synthesis gas from a hydrocarbon containing formation through a heat source wellbore A hydrocarbon containing formation may be treated using an in situ thermal process. Hydrocarbons, H2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formati... | 04/06/2004 |
| 6715547 | In situ thermal processing of a hydrocarbon containing formation to form a substantially uniform, high permeability formation A hydrocarbon containing formation may be treated using an in situ thermal process. Hydrocarbons, H2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion of the formati... | 04/06/2004 |
| 6715548 | In situ thermal processing of a hydrocarbon containing formation to produce nitrogen containing formation fluids A hydrocarbon containing formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion o... | 04/06/2004 |
| 6715549 | In situ thermal processing of a hydrocarbon containing formation with a selected atomic oxygen to carbon ratio A hydrocarbon containing formation may be treated using an in situ thermal process. A mixture of hydrocarbons, H2, and/or other formation fluids may be produced from the formation. Heat may be applied to the formation to raise a temperature of a portion o... | 04/06/2004 |
