Did You Know...
...that the video game, Pong, was invented by a guy who graduated at the bottom of his engineering class? Nolan Bushnell spent more time running the games at a local amusement park than he did on his studies at the University of Utah. His dreams of working for Disney's amusement empire were dashed when the company wouldn't hire him. Taking a boring job, Nolan daydreamed about electronic versions of popular games. He invented Pong, the first video game, and went on to found Atari Co.
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| Number | Title | Issue Date |
| 7111566 | Seed planter including vertical positioner with locking member A seed planting assembly is provided having a plurality of planting units supported by a tool bar, each of which being operable to form a seed trench in soil, plant seeds in the seed trench, and close the seed trench. Each planting assembly is supported by the tool ... | 09/26/2006 |
| 6073565 | Disk opener and packer wheel system A disk opener and packer wheel system for maintaining a constant disk opener depth and for maintaining a constant packing of the soil by the packer wheel when planting upon uneven surfaces. The inventive device includes a frame having a bracket for attach... | 06/13/2000 |
| 5462123 | Tillage implement with on-the-go depth control of angle adjustable disc gangs The working depth of obliquely angled disc gangs on the implement can be readily adjusted from the tractor seat with a single hydraulic cylinder through the use of mechanical linkage that couples the hydraulic cylinder with all of the disc gangs for simul... | 10/31/1995 |
| 5361848 | Agricultural cultivator Improvements are disclosed for independent adjustment of the gauge wheel, disc hillers, stabilizer disc and, if desired, the rear, central sweep for an agricultural cultivator unit. The adjusting mechanism includes a screw jack which is easily accessible ... | 11/08/1994 |
| 5207279 | Agricultural apparatus having vertically adjustable disc gang assemblies An agricultural apparatus having a combination of ground engaging tools thereon. The agricultural apparatus includes a plurality of ground engaging cultivator tools mounted on a frame assembly which is specifically configured to promote accurate lateral s... | 05/04/1993 |
| 5082064 | Tillage implement having depth adjustable discs A tillage implement which has both deep tillage subsoil shanks at the rear of the machine and relatively shallow running, residue cutting and topsoil mixing discs at the front of the machine provides for expeditious depth adjustment of the discs through s... | 01/21/1992 |
| 5078216 | Combination tillage apparatus A combination tillage apparatus for towing behind a tractor comprises an extended frame having a trunk member oriented along the direction of travel of the apparatus and at least one pair of parallel and spaced apart branch members oriented perpendicularl... | 01/07/1992 |
| 4883126 | Ridge planter guide unit This invention relates to a planter guide attachment designed to hold and align conventional corn, soybean planters, or other units on the upper area of a ridge of soil formed by previous cultivation-ridging processes as known in Ridge-Till farming. The u... | 11/28/1989 |
| 4484636 | Levee plow with extensible linkage A tractor-drawn levee plow having a telescoping frame pivotally supporting a pair of harrow-gangs arranged to move soil laterally toward each other to a center-line to form the levee, the frame also pivotally supporting a pair of hydraulic cylinders power... | 11/27/1984 |
| 4450918 | Discing tool positionable to be transported A discing tool is provided which includes a plurality of disc gangs connected to a movable elongated frame. The frame is supported on a number of rotatable wheel assemblies so that the disc gangs can be moved in a direction generally parallel to the longi... | 05/29/1984 |
| 4422512 | Narrow-base terracing plow A narrow-base terracing plow comprising a tractor-borne transverse frame supporting a pair of transversely spaced rearwardly and outwardly extending gangs of inwardly directed disc harrows, each gang being pivotally mounted on a mounting bracket for verti... | 12/27/1983 |
| 4313503 | Agricultural implement An agricultural implement having a primary frame on which is mounted an adjustable secondary support frame through connecting links and depth control screws enabling adjustment of the secondary support frame relative to the primary frame while maintaining... | 02/02/1982 |
| 4291770 | Levee 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 |
| 4223743 | Foldable implement with raisable tool assembly A folding implement has a pair of oppositely, laterally projecting tool beams which pivot about vertical axes between wide-spread, working positions and fold-back, transport positions in which the beams are substantially parallel to the path of travel of ... | 09/23/1980 |
| 4050523 | Folding wing disc harrow The invention provides a folding wing disc harrow wherein a hydraulic operating mechanism is provided for folding and unfolding the wings through an arc of more than 180° through the positive bidirectional linear movement of the plunger of a double actin... | 09/27/1977 |
| 4047575 | Foldup implement with lift arrangement for wing thereof Power operated mechanisms are provided to operate a foldup implement which includes a double-acting hydraulic jack interconnected between a foldup wing section and a main section. The jack has a lost motion connection with the main section permitting the ... | 09/13/1977 |
