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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 |
| 7314342 | Cement hopper attachment for skid steer loader The cement hopper attachment includes a raised hopper supported atop two uprights extending from a rectangular base. The hopper has a forward mounted gate and cement chute. A hydraulic cylinder operatively connected to the skid steer's auxiliary hydraulic controls a... | 01/01/2008 |
| 7165346 | Method and device for air-assisted moving of soil in an earth moving apparatus Devices and methods for air-assisted loading of soil in an earth-moving apparatus are disclosed. One aspect of a device includes a source of a current of air and at least one conduit for directing the current of air towards soil moved by the earth-moving apparatus. ... | 01/23/2007 |
| 6845824 | Air assisted loading bucket scraper and air assisted loading methods Device and methods for air assisted loading of soil in an earth moving apparatus are disclosed. One aspect of a device includes a source of a current of air and at least one conduit for directing the current of air towards soil moved by the earth moving apparatus. T... | 01/25/2005 |
| 6347670 | Earth moving scraper An apparatus for modifying the earth's surface by removing soil from the surface, moving the soil to a new location and filling low areas. It comprises a frame carried by at least two wheels, a tongue mounted to the frame for attachment to a tractor, a cu... | 02/19/2002 |
| 6157889 | Load distribution system for haulage trucks Weight sensors coupled to the bed of a conventional haulage truck measure the weight applied to each tire strut as the truck is being loaded. Based on the weight applied to each strut, the exact position of the center of gravity of the load in the truck's... | 12/05/2000 |
| 6092316 | Ejector apparatus for an earth moving scraper bowl An earth mover includes a scraper bowl with an arcuate bottom wall and a pair of side walls attached to a frame. An ejector panel is supported by a pair of pivoting support links, each of which is pivotally attached to the frame above the upper limit of t... | 07/25/2000 |
| 6064933 | Automatic bucket loading using teaching and playback modes triggered by pile contact An electrohydraulic control system for loading a bucket of an earthmoving machine includes sensors for sensing when the machine is crowding a pile of material to be loaded. A command signal generator monitors the sensed "crowd" parameters to trigger one o... | 05/16/2000 |
| 5960571 | Earth mover with an elevator having chain tensioning mechanism An earth mover scraper combination having chain driven elevator drive sprockets for each of two chains which are mounted on plates that include pins extending into the frame of the elevator support. Two jacks are likewise inserted into the frame of the el... | 10/05/1999 |
| 5528498 | Laser referenced swing sensor An apparatus is provided for controlling a machine having a rotatable body and includes a light signal source, a sensor connected to the rotatable body for producing electrical signals in response to receiving the light signal, and a device controlling th... | 06/18/1996 |
| 5433032 | Apparatus for removing contaminated overburdened soil An apparatus for removing a predetermined amount of contaminated overburdened soil. The apparatus comprises a container adapted to move along the soil. It is advanced forward and controlled by a backhoe or other crane configuration. A blade is attached at... | 07/18/1995 |
| 4307522 | Land Grading Machine A land grading machine comprising: a frame having support means supporting the frame for movement in a forward direction across a ground surface; a scraper blade for engaging the ground surface during such movement to effect grading by scraping ground material... | 12/29/1981 |
| 3997986 | Guard for hydraulic cylinder rods A guard is removably secured to the sidewall at the leading edge of an open-ended scraper bowl of a self-loading scraper and extends inwardly towards an elevator mechanism centrally disposed at the open end of the scraper bowl. The guard is disposed rearw... | 12/21/1976 |
