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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 |
| 4706349 | Adjustable curvature roll The adjustable-curvature roll of the present invention includes a hollow, cylindrical axle in which two rods are inserted. Each of these rods is securely fastened to an endplate at one end of the axle, and the opposite end of each rod is threaded within o... | 11/17/1987 |
| 4705187 | Enclosure for a machine tool Disclosed is an enclosure or housing for a machine tool that includes a rear wall, two side walls, a top wall and a partial front wall. A door, is positioned above the partial front wall and covers that portion of the housing not covered by the remaining ... | 11/10/1987 |
| 4704015 | Device for attaching a replaceable nosepiece to an eyeglass frame A system for attaching a replaceable, customizable nosepiece to an eyeglass frame is disclosed where the eyeglass and nosepiece fit together through a snappable attachment. The eyewires of the eyeglass frame are provided with a notch and adjacent projecti... | 11/03/1987 |
| 4702015 | Evaporative-cooling apparatus and method for the control of web or web-production machine component surface temperatures Disclosed is an apparatus for providing a shower of fog onto a web or a machine component in contact with a web. The fog, which has a temperature lower than the temperature of the surface of the web or the machine component to be cooled, is applied to the... | 10/27/1987 |
| 4700347 | Digital phase adjustment In the apparatus disclosed herein, a data signal to be phase adjusted is applied to a plurality of delay lines providing progressively greater delays. The outputs of the several delay lines are compared over a period of time and a selection of one of the ... | 10/13/1987 |
| 4699142 | Microsurgical suture needles Microsurgical suture needles are made by providing a precious stone plate with main surfaces extending obliquely with respect to the longitudinal axis. A metal shank is provided with an end face extending correspondingly obliquely with respect to its long... | 10/13/1987 |
| 4699981 | Cephalosporin derivatives Cephalosporin derivatives represented by the general formula ##STR1## Wherein X represents a hydrogen atom, a lower alkyl group having 1 to 4 carbon atoms, an allyl group, a cycloalkyl group having 5 or 6 carbon atoms or a benzyl group, and the non-t... | 10/13/1987 |
| 4699479 | Eyeglass frame structure and method of assembling same Disclosed is an eyeglass frame and method of assembling the same in which a temple includes a pair of parallel ears which extend from one end of the temple. Each ear includes a pin receiving hole, and on the facing surfaces of the ears, a ramped slot exte... | 10/13/1987 |
| 4698481 | Method for preventing decomposition of silicon carbide articles during high temperature plasma furnace sintering A system to prevent, retard or reverse the decomposition of silicon carbide articles during high temperature plasma sintering. Preferably, the system comprises sintering a silicon carbide refractory or ceramic green body in a closed sintering environment,... | 10/06/1987 |
| 4697312 | Device for carrying and closing bags A device for carrying and closing refuse bags comprises a flat carrier ring having a plurality of fingers integrally formed with the carrier ring. The fingers define a conical body member, a wide passage being provided in the center the conical body membe... | 10/06/1987 |
| 4696163 | Control valve and hydraulic system employing same The valve disclosed herein functions as a flow matching device. By employing such a valve, hydraulic systems may be implemented in which filling and emptying of a variable volume load, such as a hydraulic piston, may be accomplished through simple check v... | 09/29/1987 |
| 4696386 | Conveyor system diverter turn assembly In the diverter turn assembly disclosed herein, an array of wheels are mounted on rocking frames so as to be vertically shiftable between a first position which the wheels are retracted below the nominal top surface of the conveyor and a second position i... | 09/29/1987 |
| 4695647 | Aromatic derivatives of 13-azaprostanoic acid Novel substituted phenyl eicosanoid analogs having the formula: ##STR1## and their pharmaceutically acceptable esters and salts, wherein: R is H or OH; R1 is H or lower alkyl; X is --CH2 --CH2 -- or cis --CH.dbd.CH--; Y is... | 09/22/1987 |
| 4693234 | Apparatus for and method of burning and/or thermally decomposing fuel, especially solid fuels An apparatus for and a method of burning and/or thermally decomposing fuel, especially solid fuels, including means for supplying fuel and, if applicable, means for supplying air or oxygen to a combustion site comprising a grate, preferably a bar grate. T... | 09/15/1987 |
| 4693470 | Auxiliary instrument for stretching and softening exercises The auxiliary instrument for stretching and softening exercises is to be provided for stretching and softening exercises (stretching exercises) and particularly for exercises of stretching Achilles' tendons and calves and can be used also as a treading he... | 09/15/1987 |
| 4692799 | Automatic inspection system for detecting foreign matter An automatic inspection system detects foreign materials included in a sheet of transparent or translucent resin material such as a polyethylene compound. The automatic inspection system comprises an extruder for extruding a resin material into a sheet, m... | 09/08/1987 |
| 4691844 | Immersion nozzle for continuous casting An immersion nozzle for continuous casting includes a nozzle body and a conduit extending longitudinally through the nozzle body. At least a portion of the interior surface of the nozzle which surrounds the conduit is made of a refractory material includi... | 09/08/1987 |
| 4691483 | Shelter In the electronic equipment shelter disclosed herein, protection of electronic equipment from both normal and abnormal environmental conditions, including severe electromagnetic pulses, is provided by employing a construction in which panels having inner ... | 09/08/1987 |
| 4690854 | Electrically conducting material and method of preparing same An electrically conducting material including a polymeric substrate containing mercapto, thiocarbonyl, quaternary ammonium salt, amino or isocyanato groups, and copper sulfide bound to the polymeric substrate. The electrically conducting material may be p... | 09/01/1987 |
| 4690037 | Hydraulic servo for friction coupling element of automatic transmission Described herein is a hydraulic servo suitable for friction coupling elements in automatic transmissions. The hydraulic servo of the invention is compact in construction and easy to assemble, including an annular drum rotatably or fixedly mounted in an au... | 09/01/1987 |
| 4689895 | Evaporative-cooling apparatus and method for the control of web or web-production machine component surface temperatures Disclosed is an apparatus for providing a shower of fog onto a web or a machine component in contact with a web. The fog, which has a temperature lower than the temperature of the surface of the web or the machine component to be cooled, is applied to the... | 09/01/1987 |
| 4691314 | Method and apparatus for transmitting data in adjustable-sized packets A data telecommunications system and method is provided for sending a data stream of characters in distinct data packets between two units of data terminal equipment (which can be either terminals and/or computers) connected over communication lines. A mo... | 09/01/1987 |
| 4690741 | Electrolytic reactor and method for treating fluids A method of treating fluids containing impurities by means of an electrochemical reactor consisting of at least one pair of opposed main electrodes, a power source capable of generating an alternating current connected to the main electrodes, and a plural... | 09/01/1987 |
| 4688377 | Apparatus for farming vegetation lying on the ground In an apparatus for farming vegetation lying on the ground, comprising a central frame, two first carrying arms that are pivotably mounted at the opposite sides of the frame and two second carrying arms that are pivotably mounted at the ends of the first ... | 08/25/1987 |
| 4689203 | Centrifuge The invention concerns a centrifuge intended for use in mainpulating liquid batches on an analytical scale. The centrifuge consists of a body (2) rotatable about its axis (1) provided with input and output conduits (8,9,11) and presenting the essential fe... | 08/25/1987 |
| 4689273 | Monomer-plasticized elastomers and process for producing same Elastomers are plasticized with a polymerizable monomer, in homogeneous admixture therewith, by adding the monomer to a latex of the elastomer, free of polymerization initiator, followed by coagulation of the monomer and polymer solids. The coagulated sol... | 08/25/1987 |
| 4686906 | Clamping device with test spring deformation measurement Device for continuously controlling the clamping force in monocable ropew, comprising a test spring which acts against the pressure spring and which is arranged with the latter-mentioned in the pressure mechanism. A signal and/or stop device is responsiv... | 08/18/1987 |
| 4686132 | Cleaning web for fixing rolls on copy machines A cleaning web for fixing roll of copy machines, the cleaning web consisting of a fibrous base material containing 20 to 85 wt % of aromatic polyamide fibre and 80 to 15 wt % of polyester fibre and having seal portions and non-seal portions with an appare... | 08/11/1987 |
| 4686049 | Method and apparatus for reprocessing aqueous, oily and greasy cleaning solutions In a method for reprocessing aqueous, oily and greasy cleaning solutions by separating oil and grease out of the solution in an oil separator, a mixture of oil, grease and cleaning solution separated in the oil separator is subjected to vaporization for t... | 08/11/1987 |
| 4685221 | Steam-shower apparatus and method of using same Disclosed is a steam-shower apparatus and method including a supply of steam which is fed through a Coanda nozzle and along a path running parallel with one surface of the apparatus. The sheet to which the steam is to be applied runs parallel to this same... | 08/11/1987 |
| 4686292 | Benzo[]phenazine antitumor agents Novel benzo[]phenazine derivatives of the formula ##STR1## wherein R1 is hydrogen, halogen, methyl, hydroxyl or alkoxy, R2 is --COOR5 (wherein R5 is hydrogen, straight or branched chain alkyl, cycloa... | 08/11/1987 |
| 4684906 | Solid ultrasonic delay line There is disclosed a solid ultrasonic delay line comprising a solid ultrasonic delay medium on which polygonal multiple-reflective surfaces are formed. An input transducer for radiating longitudinal waves is disposed on one of the reflective surfaces. The... | 08/04/1987 |
| 4684038 | Device for tapping containers filled with liquid Device for tapping containers filled with liquid, in particular, tin cans filled with beer, with a mounting for fixing the device relative to the container, with a tubular piercing member sharpened at the front which penetrates the wall of the container, ... | 08/04/1987 |
| 4682664 | Load sensing systems for conveyor weigh scales A weighbridge unit for use in a conveyor weigh scale has a support for part of the conveyor belt, such as a trough or one or more idlers, a bridge carrying the support, and load cells formed by cantilever strain gauge bridge units supporting the ends of t... | 07/28/1987 |
| 4682534 | Hydraulic servo for friction coupling element of automatic transmission Described herein is a hydraulic servo suitable for friction coupling elements in automatic transmissions. The hydraulic servo of the invention is compact in construction and reduced particularly in axial dimensions, and essentially comprises: an annular d... | 07/28/1987 |
| 4682849 | Optical fiber junction and method of making same There are disclosed an optical fiber junction device and a method of making the same. The method comprises the steps of providing a central inner pipe or rod of glass, arranging a plurality of optical fibers around the inner pipe or rod, and externally he... | 07/28/1987 |
| 4681820 | Method of producing an electrically conductive polymeric material with adsorbed metal sulfide and product An electrically conducting material including a polymeric material having adsorbed sulfides of a first metal selected from copper, cobalt, tin, mercury and lead and of a second metal selected from silver, gold and elements of the platinum group. The polym... | 07/21/1987 |
| 4680781 | Data telecommunications system and method with universal link establishment Disclosed is a data telecommunications system and method in which at least one modem which, capable of operating at a variety of transmission speeds, selects the proper speed at which to operate. An initiating modem capable of operating at a plurality of ... | 07/14/1987 |
| 4680311 | Method for the treatment of systemic mycosis Method for the treatment of systemic mycosis of mammals comprises administering (S)-2-amino-5-hydroxy-4-oxopentanoicacid in a therapeutically effective amount to said mammals suffering from mycosis, typically candidosis.... | 07/14/1987 |
| 4679512 | Method of and apparatus for burning liquid and/or solid fuels in pulverized from A method of and apparatus for burning liquid fuels such as oil or the like and/or solid fuels, especially coal, peat or the like, in pulverized form, the latter either in dry condition or mixed with a carrier liquid such as water and/or oil to form an emu... | 07/14/1987 |
