Superstar singer Michael Jackson co-patented a "Method and means for creating anti-gravity illusion" in 1993.
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| Number | Title | Issue Date |
| 6994497 | Method and apparatus for treating high pressure particulate material An apparatus for pneumatically conveying particulate material containing reaction products of a high pressure reactor from a supply vessel at a pressure of at least two bar to a receiving vessel at a considerably lower pressure. The apparatus includes a conveyor lin... | 02/07/2006 |
| 6220792 | Slurry distributor The slurry distributor comprises two or more square pipe sections in end-to-end relation having an inlet at one end for connection to a slurry supply and provided with discharge openings equally spaced longitudinally thereof; on each side of the square pi... | 04/24/2001 |
| 6109837 | Pneumatic conveyor for small metallic pieces, particularly coins, for payment points In a pneumatic conveyor for coins comprising a plurality of conduits leading from a plurality of payment points, a common conduit into which said plurality of conduits feed, a separator receiving coins from said common conduit and separating said coins fr... | 08/29/2000 |
| 5374141 | Mat forming apparatus Mat forming apparatus comprising, in combination, a hollow material transporting member, drive structure for producing a pressure differential across spaced portions of the transporting member so that material is propelled from one of the spaced portions ... | 12/20/1994 |
| 5147156 | Golf course construction and maintenance methods In a new method for the placement of sand, gravel or equivalent particulate material onto a sand trap, tee, putting green or other selected area of a golf course for construction or maintenance purposes, sand or other particulate material is pneumatically... | 09/15/1992 |
| 4784561 | Device for the remote feeding of cylindrical pieces to an automatic machine, such as a machine plugging the tubes of a steam generator of a pressurized-water nuclear reactor The feed device comprises a housing (10) of sufficient size to contain a cylindrical piece (15), equipped with a removable cover (20), through which passes a nozzle (24) connected to a compressed-air distribution source (25, 26). A flexible pipe (11) is f... | 11/15/1988 |
| 4573849 | Spout aimer with feed roll rotation sensing A spout aiming control system for a forage harvester includes a sweep mode wherein the spout is automatically moved to provide even wagon filling under certain conditions. A magnetic pickup senses rotation of the forage harvester feed rolls. A disable sys... | 03/04/1986 |
| 4529348 | Spout aimer A spout control system permits automatic and manual control of a forage harvester spout which directs crop to a receiving wagon. Under certain conditions, the control system automatically sweeps the spout in a stepwise manner through a series of positions... | 07/16/1985 |
| 4316681 | Blending equipment A blending equipment mounted on the ceiling of a blending bin has a conveyor airduct for introducing materials or raw cotton from the exterior of the blending bin into the interior thereof. The conveyor airduct has a lower end with which one end of a spre... | 02/23/1982 |
| 4221508 | Crop harvester spout control improvements A forage harvesting towing vehicle has a blower discharge tube extending generally vertically and terminating in a laterally rearwardly extending discharge spout for blowing forage material, which has been gathered, into a towed receiving transfer vehicle... | 09/09/1980 |
| 4199281 | Silo installation A lower fan having an intake passage and an upwardly directed delivery passage is mounted below an upper fan, which is mounted near the top level of a tower silo and has an upwardly directed intake passage and a delivery passage. Means are provided for su... | 04/22/1980 |
| 4129339 | Trash removal apparatus for sugar cane harvesters Trash removal apparatus in a sugar cane harvester comprises an axial flow extractor fan to draw trash out of harvested cane and to discharge it through a duct on the pressure side of the fan. The duct is in the form of a helical trash guide member which c... | 12/12/1978 |
| 4072359 | Device for maneuvering the discharge tube of a harvesting machine Device for maneuvering a discharge tube of a tractor-drawn agricultural harvesting machine, e.g. a field ensilage harvester or chopper, wherein the discharge tube comprises a lower duct portion secured to the housing of the harvester and a discharge duct ... | 02/07/1978 |
| 4011668 | Adjustable deflector for snow removal machine In a snow removal machine, an adjustable snow directional discharge device having an upwardly directed snow discharge chute rotatable about an upright axis of rotation, a deflector pivotally mounted on the upper end of the chute, a retractor urging the de... | 03/15/1977 |
| 3985394 | Tractor-implement control system An agricultural tractor has a cab enclosed operator station and a pair of rearward hydraulic coupling elements, one of which is selectively connected to the tractor fluid pressure supply and the other of which is connected to the tractor reservoir by mean... | 10/12/1976 |
| 3979152 | Particulate material handling apparatus Apparatus for handling particulate material, such as wood chips or the like in which a pneumatic conveying tube is manipulated to discharge a stream of wood chips or other particulate material toward a specific location as in the bulk loading of trucks or... | 09/07/1976 |