Patents and Patent Applications from Clemson University


Matches 301 - 350 out of 352 < 1 2 3 4 5 6 7 8 >
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5325021 Radio-frequency powered glow discharge device and method with high voltage interface  
A high voltage accelerating potential, which is supplied by a high voltage direct current power supply, is applied to the electrically conducting interior wall of an RF powered glow discharge cell....
5306415 Oxygenated pitch and processing same  
A method is provided which includes infusing oxygen into pitch material without stabilizing the oxygen-infused pitch material. In addition, the invention includes further processing steps...
5301596 Shuttle plate braiding machine  
A method and apparatus for moving yarn in a selected pattern to form a braided article. The apparatus includes a segmented grid of stationary support elements and a plurality of shuttles configured...
5288772 Pre-treated cellulosic materials for producing molded composite articles therefrom and process  
A fiber-reinforced thermoplastic composition for producing composite structural members and a method for making same is provided. The composition is made by combining a thermoplastic resin with...
5256879 Microdosimetry radiation analysis method and device  
Apparatus and method for qualitatively and quantitatively analyzing a complex radiation field are provided. A microdosimetry device is provided having an array of microstructure parallel p-n...
5253546 Variable valve actuating apparatus  
An actuating apparatus, which can be used to perform variable valve timing of the intake or exhaust valves of an internal combustion engine, includes a hollow shaft with at least one slot defined...
5225070 Oxygenated pitch and processing same  
A method is provided which includes infusing oxygen into pitch material without stabilizing the oxygen-infused pitch material. In addition, the invention includes further processing steps...
5219361 Soft tissue implant with micron-scale surface texture to optimize anchorage  
A soft tissue implant device such as a catheter, heart valve, or plastic or reconstructive surgical material, to be at least partially embedded in an implantation site in soft organic tissue of a...
5170614 Harvesting machinery  
A harvester adapted for harvesting low-lying fruit, such as typical with high-density, dwarf trees, includes an intra-loop conveyor for collecting detached fruit relatively close to the ground and...
5161429 Variable valve actuating apparatus  
An actuating apparatus, which can be used to perform variable valve timing of the intake or exhaust valves of an internal combustion engine, includes a hollow shaft with at least one slot defined...
5156831 Method for producing high strength, melt spun carbon fibers  
Hollow carbon fibers and carbon fibers having a generally C-shaped transverse cross-sectional area are produced by extruding a carbonaceous anisotropic liquid precursor through a spinneret having a...
5154908 Carbon fibers and method for producing same  
Carbon fibers having a multi-lobal transverse cross-section are produced by extruding a carbonaceous anisotropic liquid precursor through a spinneret having a capillary with a multi-lobal...
5149517 High strength, melt spun carbon fibers and method for producing same  
Hollow carbon fibers and carbon fibers having a generally C-shaped transverse cross-sectional area are produced by extruding a carbonaceous anisotropic liquid precursor through a spinneret having a...
5136887 Variable valve actuating apparatus  
An actuating apparatus, which can be used to perform variable valve timing of the intake or exhaust valves of an internal combustion engine, includes a hollow shaft with at least one slot defined...
5130237 Substrate conversion with an enzyme immobilized on an ultrafiltration membrane  
A process is disclosed for chemically converting a substrate into its reaction products and immediately thereafter physically separating the reaction products in a continuous operation. The process...
5097012 Solvent extraction of fatty acid stream with liquid water and elevated temperatures and pressures  
A process for producing increased concentrations of valuable neutrals such as sterols and tocopherols from fatty and/or resin acid-containing streams, such as tall oil and vegetable oil distillate,...
5092422 Multipurpose agricultural tractor  
A multipurpose horticultural crop tractor combines certain clearance and versatile implement mounting features for accommodating a wide variety of alternative field production operations. A movable...
5086226 Device for radio frequency powered glow discharge spectrometry with external sample mount geometry  
A method and apparatus for analyzing solid sample materials mounted externally to the apparatus is provided wherein a low pressure glow discharge is initiated by applying a radio frequency...
5011494 Soft tissue implant with micron-scale surface texture to optimize anchorage  
A soft tissue implant device such as a catheter, heart valve, or plastic or reconstructive surgical material, to be at least partially embedded in an implantation site in soft organic tissue of a...
5006706 Analytical method and apparatus  
A method and apparatus for analyzing solid sample materials is provided wherein a low pressure glow discharge is initiated by applying a radio frequency potential to an integral, continuous sample...
4976094 Harvesting machinery  
A harvester adapted for harvesting low-lying fruit, such as typical with high-density, dwarf trees, includes an intra-loop conveyor for collecting detached fruit relatively close to the ground and...
4959054 Pharmaceutically protected percutaneous devices  
A percutaneous implant device includes a structure for storing a bioreactive agent such as an antimicrobic agent, an anti-inflammatory drug, a growth hormone, and an antifungal drug. The structure...
4946444 Percutaneous devices with flanges of variable stiffness  
A percutaneous implant device includes a main body portion and a flange extending outwardly from the main body portion. The flange has a free edge and can have a thickness that decreases as an...
4933181 Synergistic insecticidal compositions and method for use of same  
Synergistic insectidical mixtures containing at least one primary insecticide and a synergist therefor, the synergist having the formula ##STR1## X is O or S Y is O or S R1 =R2 and is aryl,...
4917058 Method of reducing pumping losses and improving brake specific fuel consumption for an internal combustion engine  
A method is provided for improving the performance of an internal combustion engine, comprising the steps of inducting a charge of fluid into the combustion chamber of the engine, holding the...
4896615 Hopper for dispensing seed, grain and the like  
A hopper for dispensing seed, grain and the like comprises a housing having a lower portion and at least one dispensing opening in the lower portion; a rotatable shaft located within the housing; a...
4889732 Method for treating hays, grains & silages  
A method of treating organic farm materials such as hays, grains, and silages confines same to a predetermined enclosure. A solid chemical mixture is introduced into the enclosure. The solid...
4871366 Soft tissue implants for promoting tissue adhesion to same  
A soft tissue implant comprises a flexible main body portion, having tissue-facing surfaces and a thin layer of pure titanium covering the tissue-facing surfaces. A method of promoting tissue...
4846834 Method for promoting tissue adhesion to soft tissue implants  
A soft tissue implant comprises a flexible main body portion, having tissue-facing surfaces and a thin layer of pure titanium covering the tissue-facing surfaces. A method of promoting tissue...
4823268 Method and apparatus for target plant foliage sensing and mapping and related materials application control  
An electronic orchard tree measuring system based on ultrasonic range transducers may be used to determine the amount and vertical distribution of sensed load centroids in vertical sectors of...
4820664 Piggy back method for producing ceramic fibers and non-circular ceramic fibers in particular  
Special C-shaped carbon fibers, melt spun from mesophase pitch, were used as micro-molds to form nested dual fibers and ceramic fibers. By wetting these carbon fibers in a wet chemical precursor,...
4798815 Nested ceramic fibers and piggyback micro-mold method for producing same  
Special C-shaped carbon fibers, melt spun from mesophase pitch, were used as micro-molds to form nested dual fibers and ceramic fibers. By wetting these carbon fibers in a wet chemical precursor,...
4783107 Method and apparatus for controlling impact force during rapid robotic acquisition of object  
Proximity sensors are used to sense impending contact, i.e., a point of close approach, between a finger of a robot hand and an object. Each finger is equipped with force sensors so that finger...
4771742 Method for continuous camlobe phasing  
A method of attaining a desired engine performance comprises the steps of changing the angular position of a variable camlobe (or cam) member relative to a fixed camlobe (or cam) member from a...
4770060 Apparatus and method for variable valve timing  
An apparatus for cyclically actuating an actuation member comprises a hollow shaft rotatable about an axis of rotation and defining therein a cam opening therethrough, an inner shaft rotatably...
4716044 Process for obtaining juices from fruits containing same  
An improved process for obtaining juice from fruit. The fruit is processed to provide a pumpable fluid puree of fruit and juice which is pumped at pressures in a range of from about 100 to about...
4715773 Method and apparatus for repositioning a mislocated object with a robot hand  
An apparatus and method for translating an object held by at least two fingers of a robot hand to a predetermined position relative to a fixed point of the robot hand is disclosed. The apparatus...
4642124 Hip prosthesis  
An improved hip prosthesis designed to simulate forces on a femur like those experienced by a normal, healthy femur. A ball is located atop the prosthesis at a proper anatomical angular...
4629005 Bulb, root, and leafy vegetable harvester  
A harvester for bulb, root and leafy vegetable products including stationary blades (31, 32), rotatable discs (131, 132) or the like which are transported at an angle through opposite sides of a...
4497265 Seeding implement  
A seeding implement which includes a cylindrical container having a bottom with a centrally located opening therein. A metering plate is located beneath said container, preferably defining a...
4491987 Method of orthopedic implantation and implant product  
An improved process for orthopedic implantation of a prosthesis where the prosthesis has a polymer coating on substantially the entire surface of same that is to be affixed to the bone by bone...
4488319 Method of two-stage implantation of a joint prosthesis and prosthetic product  
A two step surgical technique for implantation of a joint prosthesis. A bone cavity adjacent the effected joint is prepared for receipt of a prosthetic stem having porosities therealong for dynamic...
4464851 Underwater harvester for marine life  
A mechanical harvester for marine bivalve mollusks and the like. A harvester head is provided for movement along a bottom to be harvested, which head includes driven tined elements for dislodging...
4199913 Orchard fruit handling system  
Orchard fruit handling apparatus for conveying and delivering harvested fruit into a plurality of storage bins comprising a first conveyor for adjustable attachment to a conventional farm tractor...
4171723 Crop uprooting and soil cultivating apparatus and method for use of same  
Crop uprooting and cultivating apparatus which includes at least one bar having at least one angled edge thereon that extends from a support at least partially across a row to be cultivated or from...
4170100 Tree shaker  
A device operable for engagement with selected tree portions to convert rotary motion to a linear shaking motion for use in a fruit harvesting operation. The tree shaker includes tree gripping...
4159745 Crop uprooting and soil working apparatus  
An elongated bar soil working apparatus constructed so that a plurality of bars are supported in a parallel relationship for rotation in one or more horizontal planes and positioned closely...
4152904 Absorption heating-cooling system  
An improved heating or cooling system based on absorption principles is disclosed and claimed herein. A closed system is provided with a refrigerant-absorbent solution where separation of the...
4038808 Tobacco harvester  
A tobacco harvester is disclosed that utilizes an endless defoliator belt having defoliating apertures therein. Tobacco stalks pass into the apertures and during a downwardly moving segment of the...
3695014 TOBACCO HARVESTERS  
A tobacco harvester comprising a mobile unit with an endless defoliator belt mounted on roller assemblies. There are front and rear upper assemblies and a lower intermediate assembly to provide a...
Matches 301 - 350 out of 352 < 1 2 3 4 5 6 7 8 >