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An armor with rollers is provided that enables a user to move in all positions by rolling on a hard and smooth surface while constantly varying his bearing points on the ground.
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| Number | Title | Issue Date |
| 6038047 | Optical telecommunication method providing a transmitting and receiving service channel A digital optical telecommunication method including the steps of: generating a digital modulated optical signal in an optical transmitting station, which signal corresponds to a first electric input signal carrying a piece of information; feeding the mod... | 03/14/2000 |
| 5998392 | Benzoyl peroxide flocculent materials and methods of their preparation Improved compositions of benzoyl peroxide are prepared by at least partially dissolving benzoyl peroxide in diethylene glycol monoethyl ether to prepare a premixture which forms a flocculent composition of benzoyl peroxide when admixed with water or an aq... | 12/07/1999 |
| 5993205 | Orthodontic bracket An orthodontic bracket comprising a base plate having an edge configuration in which the mesial and distal edges are formed to extend in parallel to mesial and distal secants of the tooth crown. Those secants extend close to the mesial and distal edges of... | 11/30/1999 |
| 5929180 | Apparatus and process for polymerising olefin in gas phase The present invention relates to a process for continuous gas-phase polymerisation of olefin(s) in a fluidized-bed reactor, comprising drawing off the polymer from the vertical side wall of the reactor into a lock hopper via a draw-off conduit so that all... | 07/27/1999 |
| 5914059 | Method of repairing metallic articles by energy beam deposition with reduced power density A filler material is melted into a metallic substrate having a defect under conditions chosen to preclude cracking. In a preferred embodiment of the invention, a laser beam is operated at a relatively low power density and at a relatively large diameter f... | 06/22/1999 |
| 5911361 | Viscous heater A viscous heater includes a heat generating chamber 10 of a sealed structure. The viscous heater is further provided with a storage chamber SR, which is in communication with the heat generating chamber 10 at its central part, via a recovery hole 3c, a fe... | 06/15/1999 |
| 5902506 | Matching apparatus for connecting high frequency solid state electrical power generator to a load High frequency electrical heating apparatus in which metal parts are heated as they are advanced,either for annealing or forge welding purposes,and in which the electrical heating current is supplied by solid state D.C. to A.C. inverter through a load mat... | 05/11/1999 |
| 5903371 | Transparent optical self-healing-ring communication network An optical self-healing-ring communication network is described which include: a first optical communication line, forming a closed optical path; at least two add/drop nodes for optical signals, optically connected along the line; a second optical communi... | 05/11/1999 |
| 5899859 | Multipositional MRI for kinematic studies of movable joints Methods and apparatus for kinematic studies of the movable joints of the body using magnetic resonance imaging. The apparatus controls the position of movable joints at a multiplicity of predetermined positions, enabling the controlled movement of the joi... | 05/04/1999 |
| 5900170 | Containerless method of producing crack free metallic articles by energy beam deposition with reduced power density A containerless method of producing a crack free metallic article of near-net shape includes melting a filler material into a metallic substrate or seed under conditions chosen to preclude cracking. In a preferred embodiment of the invention, a laser beam... | 05/04/1999 |
| 5893706 | Cooling structure for compressor A compressor having a compression mechanism within a housing for compressing a refrigerant gas according to the rotation of a rotary shaft operatively connected to an external power source. A pulley is mounted on the rotary shaft and located on one side o... | 04/13/1999 |
| 5890876 | Control valve in variable displacement compressor A control valve in a compressor that adjusts the discharge displacement based on controlling of an inclination of a cam plate. The compressor includes a supply passage for connecting a discharge chamber with a crank chamber. The control valve is placed mi... | 04/06/1999 |
| 5863995 | Ethylene polymerisation process The present invention relates to an ethylene polymerization process carried out with the aid of a catalyst system of the Ziegler-Natta type consisting essentially of titanium, halogen and magnesium. The process is performed such that the ethylene polymeri... | 01/26/1999 |
| 5857402 | Variable displacement compressor method and apparatus A variable displacement compressor includes an inclining swash plate connected to a drive shaft. A rotor rotates integrally with the drive shaft. A guiding mechanism is provided between the swash plate and the rotor to guide the inclination of tho swash p... | 01/12/1999 |
| 5855261 | Non-contact electric power supplying system for vehicle A system for supplying electric power to an electrically powered vehicle includes a feeder disposed along a structural member as a guide rail that guides the vehicle. The vehicle has an electric power receiving unit that receives electric power from the f... | 01/05/1999 |
| 5853399 | Medical instruments and systems for puncturing an organ The present invention relates to a puncture method and a puncture system. More specifically, the objective of the present invention is to carry out the aspiration of a sample from a human organ or an animal organ and the inner examination thereof, without... | 12/29/1998 |
| 5851439 | Coloring layer composition for chromatic device and method of producing chromatic device by using same A coloring layer composition for a chromatic device of the present invention contains an oxide such as tungsten oxide or niobium oxide and so on as a solute, water and an organic solvent such as propanol. In the step of forming a reduction coloring layer,... | 12/22/1998 |
| 5852510 | Amplified telecommunication system for wavelength-division multiplexing transmission having an equalized reception power An optical telecommunication system including a transmitting station and a receiving station for optical signals, connected with each other by an optical fiber line including optical line amplifiers having a rare-earth-doped active fiber and connected in ... | 12/22/1998 |
| 5851680 | Boron-doped titanium nitride coatings and coated parts There is disclosed a titanium nitride doped with boron crystallizing with the same structure as titanium nitride TiN and having a Vickers microhardness greater than approximately 50 GPa. There is also disclosed an anti-wear coating comprising this titaniu... | 12/22/1998 |
| 5848732 | Dispenser for a liquid medium consisting of two components The present invention generally refers to a dispenser for a liquid medium consisting of two components. The dispenser in particular comprises two accomodation compartments for two different components of the material to be dispensed. Each of the accomodat... | 12/15/1998 |
| 5850492 | Acousto-optical waveguide device with compensation of polarization mode dispersion An acousto-optical waveguide device with compensation of polarization mode dispersion (PMD) comprises at least one first and one second optical path in optical waveguide and at least one compensation optical path connected to the first and second optical ... | 12/15/1998 |
| 5850055 | High voltage cable Electrical cable for high and very high voltages includes a plurality of conductors, at least one semiconductive layer, a stratified insulation impregnated with an insulating fluid and an external metal sheath. The insulation is constituted by a paper/pol... | 12/15/1998 |
| 5845608 | Variable capacity type viscous heater A variable capacity type viscous heater is provided in which the capacity reduction is carried out securely, and which can inhibit a viscous fluid from deteriorating the endurable heat generation even after a long period of service. For instance, it inclu... | 12/08/1998 |
| 5842406 | Piston for compressors including a restrictor to prevent the piston from rotating A piston for use in a compressor that compresses gas containing lubricating oil is disclosed. The compressor includes a housing having a crank chamber and cylinder bores for accommodating the pistons. A swash plate is located in the crank chamber and is s... | 12/01/1998 |
| 5842635 | Variable performance viscous fluid heater An improved viscous fluid type heater is disclosed. The heater has a heating chamber that has a inner peripheral surface and a pair of inner side surfaces and a heat exchange chamber disposed adjacent to the heating chamber. The heating chamber houses a c... | 12/01/1998 |
| 5842834 | Swash plate type compressor employing single-headed pistons A swash plate is arranged to tilt between a maximum inclining angle and a minimum inclining angle based on differential pressure between a crank chamber and a suction chamber. At least one single-headed piston, that is coupled to the swash plate, is dispo... | 12/01/1998 |
| 5842835 | Variable displacement compressor and its assembling method A compressor includes a cylinder block having a cylinder bore, a first housing attached to a first end of the cylinder block, a second housing attached to a second end of the cylinder block, a crank chamber defined between the cylinder block and the first... | 12/01/1998 |
| 5840159 | Marine evaporator for fresh water production A combined evaporator and condenser for desalination of seawater which can be used on a ship for fresh water production, has plate type falling film heat exchange elements within a housing wherein a liquid heating medium such as hot engine jacket water ci... | 11/24/1998 |
| 5839472 | Valve mechanism of a compressor A valve mechanism of a refrigerant compressor is disclosed. The compressor invention includes a valve plate which is disposed between a compression chamber and a suction chamber of the and has an inlet port formed there-through for fluid communication bet... | 11/24/1998 |
| 5836748 | Swash plate type variable displacement compressor utilizing a spool for controlling the inclination A housing has a crank chamber and a plurality of cylinder bores. The housing also has a discharge chamber and a suction chamber, which are communicatable with the cylinder bores. A drive shaft is supported in the housing, and pistons are accommodated in t... | 11/17/1998 |
| 5833802 | Apparatus for production of a three-dimensional fabric An apparatus for production of a three-dimensional fabric including laminated fiber layers having a fiber arranged along axial lines and a connection yarn inserted into the fiber layers to connect the fiber layers with each other are described. The fiber ... | 11/10/1998 |
| 5829907 | Knife ring joint The present invention relates to a knife ring joint, the purpose whereof is to reduce mechanical friction and to increase weighing accuracy in a scale which is used in the casting of molten material. The knife ring is designed to be pressed in a ring-like... | 11/03/1998 |
| 5829676 | Heating apparatus and method for vehicle A heating method and apparatus for vehicles. A viscous fluid type heater is located in a vehicle fluid circuit. The heater has a heating chamber that holds viscous fluid and a rotor. The rotor rotates to shear the viscous fluid and produce heat. The heat ... | 11/03/1998 |
| 5829675 | Method and apparatus for controlling operation of auxiliary heating system of vehicle A method for controlling a viscous heater for a vehicle. The vehicle has an engine, an engine cooling system for heating coolant, a passage, a radiator and the viscous heater. The radiator heats the passage using heat from the coolant. The viscous heater ... | 11/03/1998 |
| 5829460 | Cleaning electronically controlled fluid fuel injectors An electronically controlled and operated injector for gaseous fuel is cleaned in situ of contaminant residues by passing isopropyl alcohol through the injector while directing electrical signals to solenoid fuel flow valves of the injector to open and cl... | 11/03/1998 |
| 5824260 | Method of producing a strong, dimensionally stable object According to the present invention, a method of producing a strong, dimensionally stable object includes providing a three dimensional, rapid free form fabricated object having a hollow internal cavity and flowing a strengthening material such as an epoxy... | 10/20/1998 |
| 5825956 | Fibre-optic cable having enhanced crushing strength The cable (1) comprises a plurality of optical fibre micro-modules (2) grouped together inside an external sheath (4). The external portion of the latter has four bosses (5) moulded integral therewith and which extend along the entire length of the cable ... | 10/20/1998 |
| 5823294 | Lubrication mechanism in compressor A compressor compresses gas containing misted oil. The compressor has a drive plate located in a crank chamber and mounted on a drive shaft and a piston operably coupled to the drive plate and located in a cylinder bore. The drive plate converts rotation ... | 10/20/1998 |
| 5824956 | Connection accessory for low voltage power cables An accessory for enclosing the connection area between low voltage power cables has a pair of rigid end flanges for disposition over the adjacent insulated portions of the cables with an elastic wrap around corrugated elastomeric flap intermediate portion... | 10/20/1998 |
| 5817223 | Method of producing a fiber tow reinforced metal matrix composite A method of producing a fiber tow reinforced metal matrix composite having effective alloy infiltration throughout the tow includes providing a conductive fiber tow comprised of a plurality of individual conductive ceramic fibers; providing an electrode; ... | 10/06/1998 |
