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Patent No. 6745394

Ballistic resistant body covering

A ballistic resistant body covering for protecting the torso, groin and neck area from ballistic missiles.

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Class 219/121.11 - By arc


Subclass of Class 219 - Electric heating
Definition: Subject matter where a working arc of charged particles
No. of patents: 65
Last issue date: 07/13/2010


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NumberTitleIssue Date
7754994Cleaning device using atmospheric gas discharge plasma
Atmospheric gas discharge plasma is generated in a gas whirlpool cavity. Then the plasma is sprayed out in a gas flow to clean an object. The whole process is simple with merits of utility and cost savings. And objects can be cleaned one after one continuously. ...
07/13/2010
7737382Device for processing welding wire
A device for processing a wire having an outer surface and moving along a given path in a give direction. The device comprises a conductive contact tube surrounding said path and electrically engageable with the wire as it moves along the path and through the tue an...
06/15/2010
7386937Method of making a biosensor
A method of making a biosensor is provided. The method includes providing an electrically conductive material on a base and partially removing the conductive material using laser ablation from the base so that less than 90% of the conductive material remains on the ...
06/17/2008
7315009Material for welding and welded article
A material for welding 5 having a region 11 in which welding such as laser welding or arc welding is performed, the region including indentations 5a-1 which are produced by carrying out a first working step comprising embossing, V-...
01/01/2008
7281478Assembled cathode and plasma igniter with such cathode
This invention relates to a plasma igniter for directly igniting the pulverized coal burner. Said plasma igniter consists of a plasma generator which includes a composite anode, an combined type cathode, an electromagnetic coil and a transmitting coil; a pulverized ...
10/16/2007
7208711Dielectric welding methods and apparatus
Dielectric welding apparatus has opposed electrodes that can be engaged on either side of a product to be welded and a dielectric welding power supply that supplies welding potentials to the electrodes. The apparatus includes electrically insulating buffer material ...
04/24/2007
7153398Method for producing fullerene-containing carbon and device for carrying out said method
The inventive method for producing fullerene-containing carbon and the device for carrying out said method relate to the chemical industry and are used for producing fullerenes. Said method for producing fullerene-containing carbon consists in vaporising graphite in...
12/26/2006
7096582Sliding contact and method for producing the same
The object is to provide a method of manufacturing a sliding contact which has a high yield of manufacturing sliding contacts and can positively make smooth the tip portion surface of a finger of a brush of a sliding contact. According to the invention, in a method ...
08/29/2006
7094314Atmospheric pressure non-thermal plasma device to clean and sterilize the surfaces of probes, cannulas, pin tools, pipettes and spray heads
The present invention relates to methods and apparatuses for the use of atmospheric pressure non-thermal plasma to clean and sterilize the surfaces of liquid handling devices. ...
08/22/2006
7072566Ultrashort-pulse laser-working method and apparatus and structural bodies produced by using the same
A laser-working method is disclosed, which includes the steps of splitting a single pulse laser beam having a time width of not more than 500 picoseconds into plural pulse laser beams; subjecting said plural pulse laser beams to time delaying, and adjusting a workin...
07/04/2006
7025863Vacuum system with separable work piece support
A vacuum system for the treatment of work pieces has an evacuatable treatment chamber having a centrally disposed low voltage arc discharge arrangement and laterally disposed loading opening. A coupling device between the work piece support and a receiving device on...
04/11/2006
6888088Hardfacing materials & methods
A method for applying wear resistant material to a substrate, the substrate comprised of material with a substrate coefficient of thermal expansion, the method including applying the wear resistant material to the substrate with application apparatus, the wear resis...
05/03/2005
6864457Laser machining of materials
Disclosed are systems and methods for reducing the adverse effects of particles which become dislodged by scribing and laser machining of materials, which dislodged particles otherwise accumulate on laser machined material surfaces and cause adverse effects. ...
03/08/2005
6816671Mid temperature plasma device
This invention relates to the field of medium temperature plasma production device with a novelty where the plasma is created and transferred convectively to a part. ...
11/09/2004
6794598Arc electrodes for synthesis of carbon nanostructures
An arc electrode structure, for producing carbon nanostructures, which includes a first electrode and two or more second electrodes disposed within a chamber is provided. The electrodes are connected to a voltage potential to produce an arc-plasma region. The first ...
09/21/2004
6794599Device and method for manufacture of carbonaceous material
An apparatus and method for manufacturing a carbonaceous material are provided. The carbonaceous material manufacturing apparatus includes a reaction tube and a gas supply portion. An anode and a cathode defining an arc discharge portion is placed in the reaction tu...
09/21/2004
6772040Centralized control architecture for a plasma arc system
The invention features a centralized control architecture for a closely-coupled plasma arc system, in which the “intelligence” of the system is integrated into a single controller. The closely-coupled plasma arc system includes a power source, an automatic proce...
08/03/2004
6752972Plasma processing method and apparatus
A plasma processing apparatus includes a first chamber having a first wall with an inner peripheral surface and an outlet. A plurality of fluid supplying outlets are disposed along the first wall and are configured to supply a cooling fluid into the first chamber th...
06/22/2004
6723954Straight polarity metal cored wire
A core composition of a metal-cored wire comprising a combination of graphite and potassium compounds has been proven to stabilize the arc in a straight polarity welding configuration. In particular, adding a combination of graphite and potassium manganese titanate ...
04/20/2004
6687284Method and apparatus to facilitate restriking in an arc-furnace
To re-ignite efficiently an arc-furnace arc extending between an electrode and a material to be melt, a second energy supply is provided to maintain a plasma link between the electrode and the melting material when the arc-furnace arc is interrupted The e...
02/03/2004
6645438Methods and apparatus for producing fullerenes in large quantities from liquid hydrocarbons
A method and apparatus for producing fullerenes, in large quantities at an economical cost, from liquid and gaseous hydrocarbons treated by a high energy source in a reactor devoid of oxygen are presented. The liquid hydrocarbons preferably selected from ...
11/11/2003
6589671Method for joining a cast part and a case-hardened steel part and component manufactured according to said method
A method for joining a first part to a second part wherein the first part comprises machine cast iron and the second part comprises case-hardened steel comprises abrading a surface on each of the parts which are to be welded together with a groove, fittin...
07/08/2003
6368718Structural steel elements coated with anticorrosive coatings and process for welding the same
An anti-corrosive coating for structural steel components contains 3 to 80 wt. % of a binder including polymeric material, and 20 to 97 wt. % of a filler including semiconductive elements or compounds. A process for welding a steel component coated with s...
04/09/2002
6365866Method for beam welding of hardenable steels by means of short-time heat treatment
The invention concerns a method for beam welding of hardenable steels using a short-time heat treatment. A preferred area of application of the invention is motor vehicle and mechanical engineering. In the method according to the invention, the short-time...
04/02/2002
6281468Method and apparatus for producing a marking on an ophthalmic lens having a low surface energy
An apparatus and method for producing a relatively high surface energizing on an ophthalmic lens by, applying a mask defining a reverse image of a desired marking to the surface of the ophthalmic lens to be marked, using a surface energizing source to pro...
08/28/2001
6242113Welding alloy and articles for use in welding, weldments and methods for producing weldments
A nickel, chromium, iron alloy for use in producing weld deposits. The alloy comprises, in weight percent, about 27 to 31.5 chromium; about 7 to 11 iron; about 0.005 to 0.05 carbon; less than about 1.0 manganese, preferably 0.30 to 0.95 manganese; about 0...
06/05/2001
6118098Turbine rotor modernization and repair method
This invention relates to an improved method for repairing damaged or worn surfaces of turbine components or upgrading older designs to new, improved designs. This improved method applies to both high pressure and low pressure turbine components applicati...
09/12/2000
6011240Method and apparatus for butt welding together sheet blanks
An apparatus is disclosed for positioning, clamping and welding together proximal edge portions of two sheet blanks. The apparatus incorporates a high energy laser and sheet clamping mechanism used to clamp each sheet blank in place between an associated ...
01/04/2000
5994660High power x-ray welding of metal-matrix composites
A method for joining metal-matrix composites (MMCs) by using high power x-rays as a volumetric heat source is provided. The method involves directing an x-ray to the weld line between two adjacent MMCs materials to create an irradiated region or melt zone...
11/30/1999
5981896Apparatus and method for creating dry underwater welds
An apparatus for underwater welding has a housing and a diverter. The diverter is inside the housing and has an outer sheath and an inner sheath. A gap between the housing and diverter passes a screening fluid to form an outer screening jet that prevents ...
11/09/1999
5905753Free-standing rotational rod-fed source
In a rotational rod-fed electron-beam evaporation source used with sublimating rod material, the ingot rod can be free-standing with respect to the crucible. This means that the side of the ingot rod near the tip of the rod does not contact a cooling cruc...
05/18/1999
5821492Radiation and regeneratively cooled arc jet device for thin diamond film deposition
A radiation and regeneratively cooled arc jet device includes improvements designed to provide higher gas enthalpy operation for thin diamond film deposition. A series of circumferentially and axially spaced gas injection holes are provided in the cylindr...
10/13/1998
5740301Fusion splicing block with electrodes disposed on planar surface
A consumable fusion block for fusing optical fibers includes non-conducting substrate with at least one flat surface. A pair of electrodes overlay the flat surface of the substrate and are spaced apart on either side of a passline such that each electrode...
04/14/1998
5693241Atmospheric pressure method and apparatus for removal of organic matter with atomic and ionic oxygen
A gas stream containing ionic and atomic oxygen in inert gas is used to remove organic matter from a substrate. The gas stream is formed by flowing a mixture of gaseous oxygen in an inert gas such as helium at atmospheric pressure past a high voltage, cur...
12/02/1997
5680014Method and apparatus for generating induced plasma
An induced plasma generating apparatus comprises: a seed gas supply unit for supplying a seed gas, a first chamber for receiving the seed gas: a DC current source; a pair of electrodes connected to the DC current source for causing a discharge in the firs...
10/21/1997
5638476Controlled splicing of optical fibers
In splicing two optical fibers in the common way, the end surfaces of the fibers are placed opposite each other and then the fiber ends are melt-fusioned using an electric arc generated between two electrodes. In order to obtain a predetermined lateral di...
06/10/1997
5503725Method and device for treatment of products in gas-discharge plasma
A method for treatment of products in gas-discharge plasma consists in that a two-step vacuum-arc discharge is initiated between an anode (3) and an integrally cold cathode (2), featuring a metal-gaseous step of plasma and a gaseous step of plasma. The ga...
04/02/1996
5477023Laser engraving system and method for engraving an image on a workpiece
System and method for engraving an image on a workpiece, such as a nuclear steam generator tubesheet. The system includes a laser assembly for generating a pulsed laser beam to engrave the image adjacent a target position on the workpiece. A positioning m...
12/19/1995
5461769Method of manufacturing electrically conductive elements particularly EDM or ECM electrodes
A method of manufacturing electrically conductive elements such as electrodes for EDM, ECM or other electromachining processes comprises the steps of designing a digital representation of the element, making a three-dimensional replica of the element from...
10/31/1995
5352523Graphite/carbon articles for elevated temperature service and method of manufacture
Graphite carbon surfaces are protected from elevated temperature oxidation and mechanical wear by electric arc thermal spray coating exposed surfaces with a titanium nitride or multi-element (e.g., aluminum-silicon-titanium) coating....
10/04/1994
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