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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 |
| 4692946 | Baseball catcher's leg guard A protective leg guard particularly adapted for baseball catchers is disclosed herein and includes a rigid foot guard, shin guard, knee guard and first and second thigh guards, each having secured thereto respective foot, shin, knee, first and second pads... | 09/15/1987 |
| 4692947 | Protective helmet, chin cup, and face guard A protective headgear comprising, a shell for receiving a wearer's head, and a cup to receive the wearer's chin. The headgear has a strap connecting the cup to the shell, with the strap having a first strap segment with one end fixedly attached to the she... | 09/15/1987 |
| 4692948 | Sink strainer having a magnet A sink strainer having a hollow strainer body with an open upper end and an outlet portion at the lower end thereof in which is carried an outlet drainage plate. A basket strainer is operatively mounted in the strainer body and it is movable between an op... | 09/15/1987 |
| 4692949 | High-head, low-volume surfing wave pool A surfing wave pool assembly has a construction so that a continuous front breaking, surfing wave is established. This permits body surfers or surfboards to surf on the forward edge of this advancing wave for most of the length of a pool. The continuous w... | 09/15/1987 |
| 4692950 | Hydrotherapy massage method and apparatus A hydrotherapy method and apparatus for discharging a fluid stream through an opening in the wall of a water tub, while concurrently translating the stream, to impact against and massage the body of a user.... | 09/15/1987 |
| 4692951 | Sanitary facility room for clean room This invention relates to a sanitary facility room to be installed in a computer room or a clean room found in a manufacturing factory for a semiconductor element wherein the water supplying means is operated by a control part received a sensed signal fro... | 09/15/1987 |
| 4692952 | Slatted sofa-bed construction A wood slatted sofa-bed requires no mechanism. Slanting slots are provided in side edge rails of the seat section, starting spaced away from its head rail, to receive the lowermost back section cross-slats. When the back section is raised and its lowermos... | 09/15/1987 |
| 4692953 | Portable collapsible baby crib A portable collapsible crib, comprising a rigid frame that is separable at the midpoints of a pair of opposing sides, rotatable hinging means coupling the frame halves at said midpoints, hingingly operable about first axes for foldably collapsing the fram... | 09/15/1987 |
| 4692954 | Legrest and footrest for beds A leg and foot rest for beds comprising: a pair of triangular supports, each having a base member with a channel for slidably engaging a side railing of a bed, an angular support member and a vertical support member; a crossbar for interconnecting the tri... | 09/15/1987 |
| 4692955 | Method for erecting a bridge superstructure of prestressed concrete and launching girder for performing the same A method is described for the sectional erection of a superstructure of prestressed concrete for a bridge with a launching girder carrying the formwork for the superstructure and being movable from one concreting section to the other. The process is chara... | 09/15/1987 |
| 4692956 | Pool vacuum A device for removing foreign matter from a water-filled pool comprising a vacuum head equipped with a conduit connectable between suction means and a chamber-defining housing, and at least one agitation member rotatably connected to the inside of said ch... | 09/15/1987 |
| 4692957 | Bend following plumbers snake A plumbers snake having a weighted end and jointed members attached to a flexible shaft at the leading end thereof for removing or clearing obstructions in pipes or conduits. The weighted end and jointed members are arranged so as to facilitate negotiatin... | 09/15/1987 |
| 4692958 | Buffing pad assembly A novel buffing pad 10 for use with a backing pad 40 adapted to be driven by a power tool 48. The pad 10 comprises a fabric pile 14 for application against a work piece 50, a backing side 15 carrying the fabric pile 14, loop means 21 carried centrally of ... | 09/15/1987 |
| 4692959 | Rotary cleaner/scrubber mechanism A removable scrubbing head for use in carpet cleaners or the like including a rotatable vacuum plenum (26) having secured thereto a plurality of rotatable vacuum nozzles (28) such that the nozzles (28) rotate about their own axis while simultaneously rota... | 09/15/1987 |
| 4692960 | Check and control for a sliding door According to the invention a follower member is mounted on the door adjacent the door mounted roller and extends into the body mounted track further than the roller. A spring-like leaf is mounted in the track along at least a portion of the path of travel... | 09/15/1987 |
| 4692961 | Removable water guard for sliding patio doors A water guard for removably installing along the floor track of sliding patio-type doors includes a panel member depending vertically upwardly from the door track a distance of approximately three inches. The panel member is attached to the indoor side of... | 09/15/1987 |
| 4692962 | Concealed mounted push bars and grills A push bar assembly or the like having a plurality of bars retained by extruded mounting members which receive the ends of the bars whereby the mounting members may be secured in fixed, spaced relationship to a structure to captively retain the bars, and ... | 09/15/1987 |
| 4692963 | Self-closing hinge and isolation door installation A self-closing isolation door installation adapted to swing between a closed and an open position. A resilient gasket is connected about the periphery of the door to insure a tight seal. The door has a rotatable first hinge vertically mounted and adapted ... | 09/15/1987 |
| 4692964 | Concealed self-closing hinge A fully concealed, self-closing hinge for mounting a cabinet door to open through an angle of about 175 degrees on a cabinet frame, the hinge having only two pivoted links and three pivot axes. One link is connected to pivot relative to the door about one... | 09/15/1987 |
| 4692965 | Shrimp processing method and device A combination which in sequence utilizes a singulator, an orientor, a decapitator, and a separator. The singulator is a vibratory scoop-like device which causes shrimps delivered to the processor to begin to move single file towards the exit of the singul... | 09/15/1987 |
| 4692966 | Article, method for controlling casing depletion A deshirring control method for shirred casing carried on a tube has comprising restraining the trailing end of shirred casing against longitudinal forward movement during stuffing, releasing the tail end only when a rear portion of casing is at least par... | 09/15/1987 |
| 4692967 | Textile fiber drafting apron and method A textile fiber drafting apron and method of manufacture, wherein the apron is free of cord reinforcement and is formed of a single extruded layer of material. The outer fiber working surface has a smoothness comparable to conventional ground surface, and... | 09/15/1987 |
| 4692968 | Method and means for securing plastic covered equipment to a support surface Plastic covered equipment is secured to a support surface such as a table or the like by first and second interconnected coupling devices. The first coupling device is mounted on the support surface, while the second coupling device is embedded into the p... | 09/15/1987 |
| 4692969 | Windshield attachment clip Disclosed is a windshield attachment clip for securing a snap fastener component to an exposed edge of a boat windshield wherein the exposed edge of the windshield is covered with trim. The snap fastener component mates with a corresponding component affi... | 09/15/1987 |
| 4692970 | Belt buckle with eject means A buckle for receiving a tongue. A pair of helical springs are positioned between a latch and a main body having first slots for receiving one edge of a reinforcement plate pivoted downward depressing the latch springs and snapping into place into a yield... | 09/15/1987 |
| 4692971 | Tension compensating web expander roller A compensating roller for expanding and contracting flexible sheet materials having a curved axle which can be set in any desired plane about a straight axis common to its end support brackets. The curved axle is a three-piece axle having end sections whi... | 09/15/1987 |
| 4692972 | Device for the lining of slots of stator or rotor lamination packs for electrical machines with slot liners A device for the lining of slots of stator or rotor lamination packs for electrical machines with slot liners. The device includes a matrix having two slots therein, a die plate including at least two forming dies, a cutting plate, structure for causing t... | 09/15/1987 |
| 4692973 | Drilling and mounting machine for furniture production A drilling and mounting machine for furniture production suitable for the drilling of holes as well as for the insertion of dowels or hinge casings into drilled holes is operable by hand or by means of a lever, as well as by means of a pneumatic or hydrau... | 09/15/1987 |
| 4692974 | Connector block for use with a robotic wire harness assembly system Disclosed is a connector block used for placing an electrical connector in precise position for receiving the ends of wire segments that are inserted therein by a robotic device. The connector block includes a socket upon which the connector is supported.... | 09/15/1987 |
| 4692975 | Paint roller A paint roller is comprised of a thermoplastic tubular core and a cover fabric heat-fused thereto without an intermediate adhesive. The fabric is wound around the core in a helical path, and the core is heat-softened in the zone of winding to fuse the fab... | 09/15/1987 |
| 4692976 | Method of making scalable side entry turbine blade roots A method for providing a scalable two tang side entry turbine blade root geometry which significantly reduces stress concentration due to centrifugal and bending load on the blade root by equalizing the stresses at all points of stress concentration utili... | 09/15/1987 |
| 4692977 | Method for converting a sprag-type torque converter into a spragless torque converter in a power plant having a coaxial impeller and turbine unit A torque converter apparatus having a sprag-type stator is improved by grinding the fluid directing vanes to have a substantially flat surface and by replacing the one-way rotating sprag with a non-rotating solid sprag billet.... | 09/15/1987 |
| 4692978 | Method for making heat exchange tubes Improved method and apparatus for making finned tubing from difficult to work materials such as titanium and stainless steel uses spaced sets of finning discs on a plurality of arbors to form a tube against a mandrel having different diameters under each ... | 09/15/1987 |
| 4692979 | Heat exchanger and a method and apparatus for the manufacture thereof The invention relates to a heat exchanger, especially for motor vehicles, which consists of a plurality of fins disposed in a parallel, spaced relationship, having openings and collars of oval or planar cross section adjoining the openings, and of a plura... | 09/15/1987 |
| 4692980 | Method and apparatus for forming an arcuate sheet metal seam A method and apparatus are disclosed for fabricating an arcuate seam between two pieces of sheet metal. The method involves a three-step process in which an arcuate standing seam is formed on a first piece of sheet metal, the marginal edge of a second pie... | 09/15/1987 |
| 4692981 | Process for replacing bridge bearings The process is used for replacing bridge bearings between pier and superstructure, by the superstructure being lifted relative to the pier (1) by lifting cylinders (8) and the bridge bearing, made thus accessible, being totally or partially replaced. Part... | 09/15/1987 |
| 4692982 | Lining removal process Cryogenic process and apparatus for removing adherent coatings or linings from metallic substrates, especially the interiors of metal vessels or pipes. In one embodiment, a metal vessel having a polymeric interior lining is pressurized to about 900 psi, a... | 09/15/1987 |
| 4692983 | Method and installation for fitting nuts to a workpiece The invention relates to a method and to an installation for fitting nuts to a sheet-metal workpiece, by punching the nuts thereinto. In order to provide a rational and flexible nut punching system which can be readily adapted to serve mutually different ... | 09/15/1987 |
| 4692984 | Method of forming housing for free-standing cabinet An improved housing structure for a large-size free-standing cabinet, and a method of making same. The housing structure employs an upright U-shaped side wall structure joined between top and bottom walls. The side wall structure employs a U-shaped metal ... | 09/15/1987 |
| 4692985 | Process for the assembly of metallic driving belts and appropriate assembly mould A process for the assembly of a composite driving belt having a substantially trapezoidal cross-section and intended for use on V-shaped pulleys, consisting of an endless carrier in the shape of at least one metallic band and of a plurality of transverse ... | 09/15/1987 |
