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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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Class 172/441 - Tandem gangs


Subclass of Class 172 - Earth working
Definition: Apparatus in which one row of earth working element is located
No. of patents: 5
Last issue date: 04/04/2006


NumberTitleIssue Date
7021396Suspension system for a three-point apparatus
A three-point apparatus is disclosed comprising a hitch system, an implement, and a suspension system. The hitch system is comprised of a base and a three-point interface. The base of hitch system is coupled to the three-point interface of the hitch system. The thre...
04/04/2006
6935435Positionable cultivating apparatus for raised bed crops
A cultivating implement has transversely opposing sub-frames slidably mounted in the main frame of the implement to permit lateral positional adjustment of work implements carried by the sub-frames. The work implements are supported by a mounting apparatus providing...
08/30/2005
4501333Disc type agricultural implement
Disclosed is an agricultural implement for cultivating about trees and vines. The implement includes a frame that mounts four gangs of disc blades, two forward and two aft. The disc blade gangs are relatively movable to set up a variety of discing pattern...
02/26/1985
4291770Levee disc apparatus
A disc apparatus for forming levees used in rice farming and the like. The disc apparatus includes a longitudinal frame member onto which a pair of cross frame members are pivotally attached. A set of disc blades consisting of a plurality of disc blade me...
09/29/1981
4271912Disc harrow
An improved disc harrow (10) for cutting and leveling soil comprises a rigid frame (14) having a front pair of gang assemblies (36, 38) and a rear pair of gang assemblies (62, 64) secured thereto. The disc gang assemblies (36, 38, 62 and 64) are arranged ...
06/09/1981
 
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