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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 |
| 7350382 | Turnbuckle lock A turnbuckle lock for use on a thin-walled door includes a locking tongue and actuating mechanism that are formed as one piece with one another. An inner seal disposed between the housing and actuating mechanism is formed by being sprayed onto the housing. The actua... | 04/01/2008 |
| 7340928 | Casement lock with automatic mounting A casement lock for mounting on a cabinet part, especially without the use of a tool. A housing is adapted to be fixedly mounted in an opening of the cabinet part, and an operating shaft is rotatably mounted in the housing. A locking ring is disposed on an inner par... | 03/11/2008 |
| 7318332 | Lock A lock has a shell, an internal sleeve and a locking rod assembly. The shell has multiple protrusions formed inside the shell. The internal sleeve is mounted rotatably in the shell. The locking rod assembly is mounted in the internal sleeve and has multiple locking ... | 01/15/2008 |
| 7267378 | Magneto-mechanical locking device A magneto-mechanical locking device for locking a door can be displaced in relation to a stationary frame. The locking device contains a locking element produced from a magnetizable material and disposed on the frame. The locking device further has a permanent magne... | 09/11/2007 |
| 7246413 | Magnetic safety knob for a cabinet door A magnetic knob is provided for use with a series of plates attached to threaded mounts which may be substituted for kitchen or bathroom cabinet door or drawer knobs. The user simply unscrews existing kitchen and/or bathroom cabinet knobs and replaces them with flat... | 07/24/2007 |
| 7213426 | Storm door mortise lock that prevents lockout A method and apparatus for providing a storm door mortise lock that prevents lockout with a lock body having opposed side plates and a cam in between the side plates, the cam being in operative interaction with a dead bolt assembly. The mortise lock body also may in... | 05/08/2007 |
| 7159908 | Window sash latch An improved window sash latch which has a locking mechanism and a keeper is provided with a handle that rotates from a “locked” to an “unlocked” position. An inner cavity of the handle has a spring assembly having a sliding part that can be forced into a det... | 01/09/2007 |
| 7124475 | D-ring handle The present invention relates to a handle member having a tab which, when pushed, allows the handle to be hingedly rotated from a resting position to a position substantially perpendicular to a faceplate member. In particular, the present invention relates to a D-ri... | 10/24/2006 |
| 7093320 | Pin-less locks for sliding members A lock for overlapping parallel sliding members has a hinge member having two leaves. The two leaves include a fixed leaf permanently secured to one of overlapping sliding members, and a pivotal leaf pivotally moveable between locked and unlocked positions, to permi... | 08/22/2006 |
| 7065830 | Door stop A door stop is provided for retaining a door in a user selected position. The door stop includes a support connectable to the door adjacent the bottom thereof and a stop member pivotably connected to the support. The stop member is pivotable between a first retracte... | 06/27/2006 |
| 7063361 | Locking window A locking window having a window frame and a window latch for use with the window is disclosed. The window latch, which is adapted to be attached to the window using a distinct fastener, is selectively movable between a first open position and a second locked positi... | 06/20/2006 |
| 7025221 | Storage container A storage container designed such that a locking unit to removably lock a cover to a body has a plurality of locking positions, thus allowing a storage space for storing items to be variable. The locking unit includes a locking member and a rotary member. The lockin... | 04/11/2006 |
| 7021682 | Chassis locking bar An apparatus and method for allowing securing/unsecuring of an access panel from a generally opposing side of a chassis. The apparatus includes a latch for securing the panel disposed on a side of the chassis. A locking mechanism extends from the latch to a side opp... | 04/04/2006 |
| 7017957 | Sash lock for a sash window A sash lock (10) is provided for a sash window assembly (12). The sash window assembly includes an upper sash window (14) and a lower sash window (16). Each of the sash windows (14, 16) are mounted within opposed guide rails (20... | 03/28/2006 |
| 7017304 | Panel assembly for a motor vehicle A panel assembly for a motor vehicle provides the ability to securely control the size of an opening defined by the panel assembly. The panel assembly thus provides a theft deterrent by making it more difficult to get through a partially open window. The panel assem... | 03/28/2006 |
| 7000957 | Locking window device An improved locking device for sash-type windows is provided. The locking device includes a keeper defining an internal or keeper cavity, a housing defining first and second tier-recess combinations, a solid cam rotatively positioned within the first tier-recess com... | 02/21/2006 |
| 6966206 | Snap-in lock retention system for a safe This system allows a lock to be snap fit into an escutcheon plate in a secure mount that holds the lock irremovability in place in a proper position so that it cannot rotate or slide axially inward or outward. The lock socket has a pair of alignment flats to receive... | 11/22/2005 |
| 6955515 | Locking turn pin A hand tightened locking pin using a unique internal cam configuration to lock the pin assembly. The pin assembly includes a sleeve and a locking cam unit. The sleeve includes anti-rotation protrusions that match a keyhole in a first metal plate to prevent rotation ... | 10/18/2005 |
| 6705651 | Latching mechanism A latching mechanism that uses lubricant impregnated bearings to improve the operation, reduce the corrosion, ease the maintenance, and extend the life of the latching mechanism. The latching mechanism comprises a spindle rotatably disposed in a sleeve that is fixed... | 03/16/2004 |
| 6550861 | Passenger seat meal tray A passenger seat meal tray latch assembly having a pair of laterally spaced-apart latch plates for being secured to a surface of a seat back of a passenger seat directly above a meal tray stowage position, a cross-member for being positioned laterally acr... | 04/22/2003 |
| 6502871 | Rotary latch system and method The present invention provides a latch system and method which is rotatably engaged/disengaged. Accordingly, the preferred embodiment provides a latch actuator, disposed in a latch cup of a surface to be provided restricted movement, and a latch bolt coup... | 01/07/2003 |
| 6349576 | Lockable sash assembly A lockable sash assembly for installation on a window assembly is provided. The window assembly includes sashes movable relative to each other to open and close the window assembly when the lockable sash assembly is in a window-openable condition and subs... | 02/26/2002 |
| 5879035 | Cabinet latch The present invention is directed to a cabinet latch that may be used with a slave door. The latch includes a handle member and a bearing member at substantially right angles to one another. The bearing member includes an upper bearing surface and camming... | 03/09/1999 |
| 5782511 | Decompression lock The invention concerns decompression locks releasing a flap or plate from their closed position in the event of overpressure. A decompression lock, employing the known principle of overcoming the retaining force of a spring (14) to achieve opening, employ... | 07/21/1998 |
| 5769469 | Window latch A window latch includes a catch that is movable into and out of engagement with a keeper. A handle is connected to the catch and rotates relative to a base to move the catch relative to the keeper. Rotation of the handle relative to the base also causes a... | 06/23/1998 |
| 5450735 | Door locking handle assembly of pull-out and side-swinging lever-action type A door locking handle assembly of pull-out and side-swinging lever-action type, including a locking shaft 11, to which a catch plate 36 is fixed, is inserted in a cylindrical portion 2 of a casing 1, a retractable handle 19 received in the casing 1 is piv... | 09/19/1995 |
| 5444945 | Wall panelling system A wall panelling system comprising two upright posts 13, a panel 11, a hinge 19 connecting the panel to one of the posts 13 and a lock 21 for locking the panel to another post. The posts 13 have a cross-sectional shape which provides features for the atta... | 08/29/1995 |
| 5413392 | Pawl assembly A pawl assembly is adapted for being mounted in an aperture formed in a door panel for releasably retaining the door against a corresponding frame. The pawl assembly includes as portions thereof a housing which is received within the door panel aperture. ... | 05/09/1995 |
| 5394966 | Latch device for a case A latch device may secure a cover to a base of a case. A groove and a boss are formed in the base, and another groove and another boss are formed in the cover and aligned with the groove and the boss of the base. aperture formed in the first groove. The l... | 03/07/1995 |
| 5275450 | Latch assembly A latch assembly for a gate or a stall which houses animals including a keeper of metallic bar-like material having a curved upper end and a straight central portion, spacers on the straight central portion for spacing it from an associated door frame, th... | 01/04/1994 |
| 5230101 | Dual visor operating mechanism A dual visor operating mechanism in which respective locks disposed between inner and outer visor arm hubs and respective right and left arbors normally prevent movement of the visors in response to force applied directly thereto and in which respective i... | 07/27/1993 |
| 5203596 | Lock assembly for a sliding window, or the like A lock assembly for a sliding panel-type window which is intended to be mounted on the end of the sliding panel component of the window, and which includes a pivotally mounted lever with a bent over extremity, and which may be turned manually when the win... | 04/20/1993 |
| 5188405 | Locking device for a latch A magnetically operated latch including a pivotally attached magnetic latching means engageable with an aubtment, but disengageable when brought into magnetic contact with a key magnet. A pivotably movable lock is provided to prevent reengagement with the... | 02/23/1993 |
| 5168667 | Door system for a mine stopping A door system for use in a mine stopping comprises a door frame for installation in the stopping to define a doorway, a door hinged to a first side of the door frame for swinging between an open position and a closed position in which the door closes the ... | 12/08/1992 |
| 5155659 | Hand-held data collection terminal with battery compartment sealing lid and lid-tethering hand strap A portable, hand-held data collection terminal is housed in an elongate, protective housing. A frontal surface of the housing includes a display screen and a keyboard. A battery compartment of the data collection terminal has an access opening which is co... | 10/13/1992 |
| 5131700 | Snap latch, particularly for bags, ladies handbags, or other traveling articles A snap latch, particularly for bags, ladies handbags, or other traveling articles, characterized in that it comprises a base member (1) designed to be fixed on one of the portions (P1) to be closed of the bag and having pivoted thereto in book-like fashio... | 07/21/1992 |
| 5125697 | Lockable latch for a container A container (10) includes a base portion (12), a cover (11) and a latch assembly (13) for releasably attaching the cover (11) to the base portion (12). The latch assembly (13) includes a latch body portion (24) having lower upper end (27) pivotally connec... | 06/30/1992 |
| 5060993 | Locking mechanism for burial casket Locking mechanism for burial caskets in which a rod extending into the outer wall of the casket shell rotates a latch having a hook-like arm extending above the upper edge of the casket shell and provided with a cam surface which engages a keeper member o... | 10/29/1991 |
| 5040834 | Lockable latch for a container A container (10) includes a base portion (12), a cover (11) and a latch assembly (13) for releasably attaching the cover (11) to the base portion (12). The latch assembly (13) includes a latch body portion (24) having lower upper end (27) pivotally connec... | 08/20/1991 |
| 5037146 | Lock for a detachable vehicle body part, preferably a roof, of a motor vehicle A lock for a detachable vehicle body part, particularly a roof of a motor vehicle, includes a fixed receiving device and a movable actuating member. The actuating member, which is pivoted at a pin, has a circular plate with a circle segment-type flattenin... | 08/06/1991 |
