"Rail travel at high speeds is not possible because passengers, unable to breathe, would die of asphyxia."
Dionysius Lardner, Professor of Natural Philosophy and Astronomy at University College, London ; 1830
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| Number | Title | Issue Date |
| 6864484 | Digital detector for x-ray imaging An X-ray imaging module having a multilayer ionizing radiation sensitive element operative to convert spatially modulated impinging X-ray radiation to a spatially modulated charge distribution. The multilayer ionizing radiation sensitive element has a substrate, a c... | 03/08/2005 |
| 6635013 | Fitness triage system and exercise gets personal Exercise Gets Personal.RTM. is a system and method for delivering personalized exercise and injury prevention information based on identification and analysis of user-specific health and fitness indicators. By providing instruction for safe and effective ... | 10/21/2003 |
| 6620078 | Fitness triage system and nutrition gets personal Fitness Triage.RTM. is a system and method for prioritizing delivery of personalized exercise and injury prevention information based on identification and analysis of user-specific health and fitness indicators. By providing answers to questions concerni... | 09/16/2003 |
| 6562790 | Hormone therapy methods and hormone products for abating coronary artery blockage Methods for abating coronary artery blockage in human subjects include administering a combination of natural hormones including human growth hormone with sufficient T3 thyroid supplement to maintain the body temperature of the subject at or above 97.6° ... | 05/13/2003 |
| 6564053 | Efficient high latitude service area satellite mobile broadcasting systems Satellite audio broadcasting systems include orbital constellations for providing high elevation angle coverage of audio broadcast signals from the constellation's satellites to fixed and mobile receivers within service areas located at geographical latit... | 05/13/2003 |
| 6532717 | Method and apparatus for sealing a flexible bag to a pallet Apparatus and methods for gas-tight sealing a plastic bag about perishable containers carried on a pallet utilize a rotatable turntable having an upper support surface for a pallet bearing produce, a tape dispenser for applying tape to seal a plastic bag ... | 03/18/2003 |
| 6470795 | Methods and apparatus for vacuum/gas flush treatment of fresh produce A closure system for attachment to and use in gas flushing a container of fresh produce includes a body portion, a closure connected to the body portion, and a pressure-sensitive mechanism connected to the body portion and to the closure that moves the cl... | 10/29/2002 |
| 6468239 | Orthotic device Calf supporting device includes a U-shaped or O-shaped support and, within the support, and attached to its inner surface, sealed bags at least partly filled with cushioning material to suspend a user's heel. The device also includes a foot pad at the end... | 10/22/2002 |
| 5037181 | Claddings for single crystal optical fibers and devices and methods and apparatus for making such claddings Methods and apparatus are shown for cladding grown single crystal optical fibers. Neodymium YAG fibers are clad with a high index glass, either melted around the fiber in a trough or extruded over the fiber surface. Lithium niobate fibers are clad through... | 08/06/1991 |
| 4948252 | Sub-tau phase modulation in a fiber-optic rotation sensor A method and apparatus are disclosed for closed-loop phase modulation to measure rate and control phase modulator gain errors in an electrical signal representing the phase difference between first and second light signals from light waves counterpropagat... | 08/14/1990 |
| 4924719 | Mechanical linkage characterizer A mechanical linkage characterizer for varying the movement of one output linkage with respect to an input from a linkage includes a generally box-like housing with a carriage mounted on tracks within the housing with a pivotally mounted output arm carrie... | 05/15/1990 |
| 4907499 | Roof ridge ventilators and methods for installing such ventilators Roof ridge ventilators include two panels joined by bendable hinges with each of the panels having an upper and lower surface. The lower surfaces of these panels include a plurality of spaced-apart, downwardly-projecting supports joined to the lower surfa... | 03/13/1990 |
| 4884411 | High humidity refrigeration apparatus A high humidity refrigeration apparatus and method are disclosed. The high humidity refrigeration apparatus has an air inlet at a top thereof and an air outlet in a front thereof. The arrangement is such that when the high humidity refrigeration apparatus... | 12/05/1989 |
| 4875767 | Apparatus and methods for marking the visual center of the cornea of a human eye An apparatus for identifying and marking the visual center of the cornea of a human eye includes a cylindrical tube for placement over the cornea of a human eye. The tube is open at one end and includes, inside the tube, a disk-shaped member having a cent... | 10/24/1989 |
| 4867514 | Systems for deviating and (optionally) converging radiation Such system can include, in the first plane, a first optical device for producing converging radiation from incident, substantially parallel radiation passing through the first optical device and, in a second plane, substantially parallel to the first pla... | 09/19/1989 |
| 4843956 | Systems for providing and delivering preservative gases to enclosures containing perishable products A system for providing and delivering a preservative gas such as carbon dioxide to an enclosure such as a palletized container for a perishable food product such as strawberries includes a mechanism for accumulating and temporarily storing a predetermined... | 07/04/1989 |
| 4838504 | Bag-holding article An article adapted for holding, by its loops, in a substantially open position, a bag such as a plastic supermarket bag having at least two loops at or near the top of the bag includes a substantially flat, elongated, generally rectangular-shaped base mem... | 06/13/1989 |
| 4835977 | Apparatus and method of air-conditioning parked aircraft A method and apparatus for air conditioning parked aircraft is disclosed in which air at a temperature below the freezing point of water is provided under pressure to the aircraft. The use of sub-freezing air enables a reduction in air flow rate over prio... | 06/06/1989 |
| 4828251 | Balance and coordination exercise device An exercise device for developing or improving balance and for simulating mountain bicycle riding and trail motorcycle riding includes a frame that has two upright support members joined to and spaced apart by a rigid transverse member with each of the up... | 05/09/1989 |
| 4815122 | Telephone answering system with means for recovering operational data A telephone answering system that includes a system for accurately and rapidly recording one or more copies of all important and necessary operational data onto a message storage means such as a cassette or tape unit that forms part of a telephone answeri... | 03/21/1989 |
| 4790747 | Consumable candle wick and method of making a consumable candle wick The present invention is a new improved wick which is manufactured so as to allow the wick to burn for a longer period of time than existing wicking material. The wick is capable of being moved around the surface of a candle to maximize the life of the ca... | 12/13/1988 |