Did You Know...
...that the first rickshaw was invented in 1869 by an American Baptist minister, the Rev. E. Jonathan Scobie, to transport his invalid wife around the streets of Yokohama?
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| Number | Title | Issue Date |
| 5897108 | Substrate support system An apparatus for supporting a substrate such as a printed circuit board (PCB) having various electronic components installed on one side with that side down so that other components can be installed on the opposite side. An assembly of three perforated pl... | 04/27/1999 |
| 5813721 | Portable collapsible chair A two piece portable chair movable between a use and a storage position. A seat member has two elongated side members with a number of slats fastened transversely across the side members. A back has two elongated side members with a flexible back supporti... | 09/29/1998 |
| 5712548 | Bi-directional motor actuator A motor actuator for preventing a motor from drawing excess current for longer than a predetermined time delay period including dynamic brakes for simultaneously braking motor rotation when motor operation is terminated for any reason. Source voltage supp... | 01/27/1998 |
| 5638787 | Combustion chamber system having an improved valve arrangement An intake and exhaust system for use with internal combustion engines that uses two intake valves and one exhaust valve for each engine cylinder. Said three valves are preferably round and spaced around said cylinder centerline in said cylinder head. A sp... | 06/17/1997 |
| 5595147 | Contra-rotating twin crankshaft internal combustion engine A contra-rotating twin crankshaft system for internal combustion engines. Two crankshafts are arranged in parallel, and are connected together to rotate in opposite directions. At least one piston is spaced from the crankshafts. Connecting rod assemblies ... | 01/21/1997 |
| 5549083 | Method and apparatus for clean cold starting of internal combustion engines An improved starting system for internal combustion engines using gaseous fuels such as hydrogen, natural gas, propane, butane and the like. In an engine using liquid fuel injection for normal operation, a sensor for the catalytic converter is provided to... | 08/27/1996 |
| 5512057 | Interferential stimulator for applying localized stimulation An interferential stimulation device for providing transcutaneous electrical nerve stimulation to a living body. The device applies current at two difference frequencies, each across two contact points on the body, spaced about a selected crossing point. ... | 04/30/1996 |
| 5471966 | Engine air intake filter and crankcase breather oil collection assembly A combination intake air filter for an internal combustion engine and oil collection system for oil in crankcase breather fumes. An enclosed canister having a tubular side wall and two end walls houses a filter element, typically hollow frustum-shaped. A ... | 12/05/1995 |
| 5445135 | Two-valve combustion chamber system A combustion chamber arrangement for use with internal combustion engines having a piston in an engine block cylinder and a cylinder head secured to the block with a combustion chamber adjacent to the piston surface. One intake valve, one smaller exhaust ... | 08/29/1995 |
| 5433225 | Set of hair coloring instruments and method of use A set of instruments for use in coloring selected groups of hair strands and a method of coloring hair using them. The instruments include a palette, a color board and a color blade. A layer of viscous hair coloring agent is placed on the color palette. A... | 07/18/1995 |
| 5431518 | Polymeric combination washer and nut An integral nut and washer formed from a fiber reinforced polymeric material that is particularly useful for use in water tanks and the like that are bolted together from overlapping metal plates. The combination includes a generally cylindrical nut body ... | 07/11/1995 |
| 5421301 | Direct cylinder fuel injection system for internal combustion engines A system for introducing fuel into the combustion chamber of an internal combustion engine which includes at least one piston reciprocating in a cylinder with a cylinder head closing the top of the cylinder forming a combustion chamber between piston and ... | 06/06/1995 |
| 5416923 | Removable nose sun shield for eyeglasses A sun shield or nose guard for eyeglasses, such as sunglasses or goggles, which is readably attachable and removable from the glasses. The sun shield is formed from a thin, semi-stiff but flexible sheet material, such as a suitable plastic, to the general... | 05/23/1995 |
| 5408550 | Remote fiber optic electrical switch using light pulse signals A remote switch system for controlling electrical devices, such as electrical lights, from a remote switch location using a single optical fiber or thin bundle of optical fibers to communicate the controlling signal from the remote switch to the device. T... | 04/18/1995 |
| 5400424 | Module for a non-reflective fiber optic display screen A module for a display screen that includes a plurality of evenly spaced fiber optic light sources along the face of a matrix block having a non-reflecting face. The face of the block has a plurality of generally right conical projections. An optical fibe... | 03/21/1995 |
| 5385745 | Process for forming, storing, baking and vending fresh baked food products A method and apparatus for mixing and forming dough into plural discrete product units on a carrier and storing the ready to bake product, and a vending method and apparatus for separating the product from the carrier, baking the product and delivering th... | 01/31/1995 |
| 5379704 | Service access system for automatic teller kiosk A system for allowing access to the automatic teller machine (ATM) in a kiosk for repair, replenishment of money, etc. The ATM is mounted on a top plate with the operating control panel extending slightly through an opening in the exterior surface of the ... | 01/10/1995 |
| 5350137 | Multiple application paraboloid spacecraft structure A combined application paraboloid spacecraft structure that is adapted to serve as a structural element for space transportation vehicles, and in additional applications, as a separated spacecraft. The primary structure of the combined application parabol... | 09/27/1994 |
| 5323950 | Flexible, adjustable welding backup mandrel A backup mandrel apparatus to engage the inner surface of a metal tube being welded to support the weld bead and to keep a molten weld puddle from sagging and falling through the tube wall during welding. The apparatus includes a flexible inflatable bladd... | 06/28/1994 |
| 5269370 | Thermal cycling device A thermal cycling apparatus having an upper heat chamber and a lower cold chamber positioned vertically beneath the upper heat chamber and vertically coaxial therewith whereby a material to the thermal cycle tested can be transferred between the upper hea... | 12/14/1993 |
| 5257549 | Variable range load cell system and method of application A variable load cell arrangement operative for precisely measuring loads over a range beyond the range of a single conventional single low range load cell. The arrangement includes a low range measuring element positioned in a case and having one end adap... | 11/02/1993 |
| 5257266 | Computer and communications systems employing universal direct spherics processing architectures Communication and computer interconnecting systems using Universal Direct Spherics (Unidispherics) philosophy makes it possible to transmit and store data in an efficient and rapid manner. The system architecture embodies a plurality of communication site... | 10/26/1993 |
| 5228351 | Arrangement for measuring the field angle of a magnetic field as a function of axial position within a magnet bore tube An arrangement for measuring the field angle of a magnetic field as a function of axial position within a magnet bore tube of a magnet such as is used with the Superconducting Super Collider (SSC). The arrangement includes a magnetic field alignment gauge... | 07/20/1993 |
| 5226616 | Multi-position support structure connecting a payload to a booster rocket The support structure takes the form of a load isolating payload support strut assembly whose length can be selectively shortened between fully extended and fully compressed to vary the spacing between the payload and the booster rocket during different s... | 07/13/1993 |
