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Patent No. 5823386

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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Assignee: MacLean-Fogg Company


Location: Mundelein, IL
No. of patents: 87

1      
NumberTitleIssue Date
8011866Locking fastener assembly
A locking fastener assembly comprising a nut and a washer. The nut and washer each have opposed load bearing surfaces which include a series of annularly extending, slightly inclined faces forming shallow undulations around each surface. The load bearing surface on ...
09/06/2011
7532103Composite insulator for fuse cutout
The present invention relates to an electrical fuse cutout comprising: (i) an insulator having a composite body and at least two connectors, wherein a first connector couples the composite body to a fuse assembly and a second connector couples the body to a utility ...
05/12/2009
7497653Locking fastener assembly
The present invention relates to a fastener assembly, comprising a nut provided with a plurality of threads, a torque transmitter shaped to transmit torque to the nut, and an annular surface that is undulating in shape, a washer provided with a clamp surface and a b...
03/03/2009
7484608Wheel hub with clutch
A wheel hub with clutch where power is transferred through a drive, such as a chain that is linked between a peddle arrangement and a gear or gears splined onto the hub. The hub provides free-wheeling when torque is not applied thereto and will instantly engage, tra...
02/03/2009
7465881Coupler stem assembly
The present invention relates to a coupler stem assembly including a coupler and a stem, the coupler includes a polymer material that has been molded to a predetermined shape, an outer surface that is threaded and provided with a coupler axis, and an inner surface t...
12/16/2008
7465135U-Nut fastening assembly
The present invention relates to a U-nut comprising, a substrate including a flex area wherein the substrate and the flex area include a polymer, a first substrate segment, a second substrate segment, and a flex area, wherein the first substrate segment and the seco...
12/16/2008
7438512U-bolt assembly
The present invention relates to a u-bolt comprising, a shaft having a curved portion and two ends, the ends each have a threaded surface, the curved portion is located between the ends, at least a portion of the end has a trilobular shape, and the curved portion is...
10/21/2008
7435045Steel washer integral with nut/cap assembly
A wheel nut and washer assembly for securing a wheel to a motor vehicle axle. The wheel nut includes a body having a longitudinal axis, the nut body also having an axial threaded aperture and a pair of ends, one end being in the form of a smooth steel external surfa...
10/14/2008
7354054Link assembly for a vehicle suspension system
A suspension link assembly for a vehicle suspension system. A preferred form comprises only three different kinds of components. The components are a stud shaft, a sleeve nut and a grommet. In an alternative form a barrel-shaped, molded plastic spacer is added. The ...
04/08/2008
7334975Fastener assembly
The present invention relates to a stud including, a head having a torque transferring structure and an underside wherein the underside includes a plurality of protrusions; a shaft having a trilobular shape comprising a plurality of shaft elements having at least on...
02/26/2008
7293540Valve operating assembly and method of manufacturing
The present invention relates to a leakdown plunger, comprising a first plunger opening, a second plunger opening, and an outer plunger surface that is provided with an axis and encloses an inner plunger surface, the first plunger opening is provided with a first an...
11/13/2007
7284520Valve lifter body and method of manufacture
The present invention relates to a lash adjuster body, comprising A lash adjuster body, comprising an outer surface, enclosing a cavity, wherein the cavity includes an inner surface configured to accommodate an insert and a spring; and the cavity is fabricated throu...
10/23/2007
7281329Method for fabricating a roller follower assembly
The present invention relates to a method for fabricating a roller follower assembly, comprising the steps of fabricating a lash adjuster body, fabricating a roller follower body, fabricating a leakdown plunger, fabricating a socket, wherein at least one of the lash...
10/16/2007
7273026Roller follower body
The present invention relates to a roller follower, comprising an outer surface, enclosing a first cavity, a second cavity, and a transition opening, wherein the first cavity includes a first inner surface configured to house a cylindrical insert the second cavity i...
09/25/2007
7226259Locking fastener assembly
A locking fastener assembly comprising a nut and a washer. The nut and washer each have opposed load bearing surfaces which include a series of annularly extending, slightly inclined faces forming shallow undulations around each surface. The load bearing surface on ...
06/05/2007
7207302Valve lifter body
The present invention relates to a valve lifter body, comprising an outer surface, enclosing a first cavity and a second cavity, wherein the first cavity includes a first inner surface configured to house a cylindrical insert, the second cavity includes a second inn...
04/24/2007
7191745Valve operating assembly
The present invention relates to a lash adjuster body, comprising A lash adjuster body, comprising an outer surface, enclosing a cavity, wherein the cavity includes an inner surface configured to accommodate an insert and a spring; and the cavity is fabricated throu...
03/20/2007
7180004Method and arrangement for providing a gas-tight joint
A method and arrangement is provided to form a gas-tight joint between an end flange and a tubular rod. The joint is formed via a heat-shrink process to provide an interference fit. The rod is provided with grooves to retain adhesive during the assembly process....
02/20/2007
7180003Composite insulator
The present invention relates to a composite insulator comprising: (i) a composite body having at least two connectors and (ii) a housing, wherein the housing includes silicone rubber and the composite body is located inside the housing. ...
02/20/2007
7128034Valve lifter body
The present invention relates to a valve lifter body, comprising an outer surface, enclosing a first cavity and a second cavity, wherein the first cavity includes a first inner surface configured to house a cylindrical insert, the second cavity includes a second inn...
10/31/2006
7069891Valve operating assembly and method of manufacturing
The present invention relates to a leakdown plunger, comprising a first plunger opening, a second plunger opening, and an outer plunger surface that is provided with an axis and encloses an inner plunger surface, the first plunger opening is provided with a first an...
07/04/2006
7044458Stabilizer bar
An automotive suspension stabilizer bar includes a fiber-reinforced composite rod having sets of fibers oriented at 0°, +45°, and −45° with respect to the longitudinal axis of the rod. Each end of the rod is secured to a respective light metal arm by first posi...
05/16/2006
7028998Stabilizer bar
A composite support comprising, a composite tube that is provided with an outer diameter and includes a first fiber layer including a resin and glass fibers that have been wound around a mandrel, a second fiber layer including glass fibers that have been wound aroun...
04/18/2006
7025025Metering socket
The present invention relates to a socket, comprising, a body including a plurality of passages, a first surface, a second surface, and an outer surface; the first surface is configured to accommodate an insert; the second surface is configured to cooperate with an ...
04/11/2006
7026555Composite insulator
The present invention relates to a composite insulator comprising: (i) a composite body having at least two connectors, wherein the composite body is coupled to a conductor; and (ii) a housing, wherein the housing is a one-piece housing and the composite body is loc...
04/11/2006
7017952Fluid connector
The present invention relates to a fluid connector, comprising a shaft having at least one solid shaft element and a plurality of connector surfaces, wherein the plurality of connector surfaces includes a surface with a plurality of threads and a plurality of groove...
03/28/2006
7013857Leakdown plunger
The present invention relates to a leakdown plunger, comprising a first plunger opening, a second plunger opening, and an outer plunger surface that is provided with an axis and encloses an inner plunger surface, the first plunger opening is provided with a first an...
03/21/2006
7004700Theft deterrent wheel fastener cap assembly and method
The present invention relates to a decorative cap for enclosing the head of a wheel bolt or wheel nut or the like which fastens a wheel to the hub of a vehicle, comprising an end closure wall, an endless side wall extending from an outer periphery of said end closur...
02/28/2006
6981829Incremental tension fastener assembly
The fastener assembly comprises a torquing member and a clamping pressure member assembled together on a common axis. The torquing member has threads formed around the axis. An annular bearing surface extends around the axis on one end of the member. The clamping pr...
01/03/2006
6972378Composite insulator
The present invention relates to a composite insulator comprising: (i) a composite body having at least two connectors and (ii) a housing, wherein the housing includes silicone rubber and the composite body is located inside the housing. ...
12/06/2005
6952154Composite insulator for fuse cutout
The present invention relates to an electrical fuse cutout comprising: (i) an insulator having a composite body and at least two connectors, wherein a first connector couples the composite body to a fuse assembly and a second connector couples the body to a utility ...
10/04/2005
6916993Composite insulator
The present invention relates to a composite insulator comprising: (i) a composite body having at least two connectors and (ii) a housing, wherein the housing includes silicone rubber and the composite body is located inside the housing. ...
07/12/2005
6871622Leakdown plunger
The present invention relates to a roller follower, comprising an outer surface, enclosing a first cavity and a second cavity, wherein the first cavity includes a first inner surface configured to house a cylindrical insert, the second cavity includes a second inner...
03/29/2005
6749386Locking fastener assembly
A locking fastener assembly comprising a nut and a washer. The nut and washer each have opposed load bearing surfaces which include a series of annularly extending, slightly inclined faces forming shallow undulations around each surface. The load bearing surface on ...
06/15/2004
6644757Wheel hub
A wheel hub that provides a wheel that is free-wheeling in both directions of turning and is constructed to provide low rolling resistance, greater load carrying capacity and is more reliable that earlier hubs. The hub includes separate bearing systems fo...
11/11/2003
6644452Wheel hub with clutch
A wheel hub with clutch where power is transferred through a drive, such as a chain that is linked between a pedal arrangement and a gear or gears splined onto the hub. The hub provides free-wheeling when torque is not applied thereto and will instantly e...
11/11/2003
6572127Link assembly for a vehicle suspension system
A suspension link assembly for a vehicle suspension system. A preferred form comprises only three different kinds of components. The components are a stud shaft, a sleeve nut and a grommet. In an alternative form a barrel-shaped, molded plastic spacer is ...
06/03/2003
6324940Composite link
A composite link comprising a fiber reinforced composite tube, an end fitting on each end of the tube and layers of resin impregnated fiber wound over the end fittings and tube. The fiber is laid in a primary layer formed by winding longitudinally over th...
12/04/2001
6161451Link assembly
A link assembly for a vehicle control system comprising a spacer molded of glass-filled nylon and a socket housing mounted on each end of the spacer, both socket housings also being molded of glass-filled nylon. Each housing comprises a male socket compon...
12/19/2000
6076236Top opening cable connector
A cable connector for securing the end of a cable includes a body supporting opposed jaws for sliding motion for gripping a cable with a wedge action. A slot in the top wall of the body permits the cable to be loaded from the top of the body. T-shaped gui...
06/20/2000
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