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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 |
| 7763823 | Method and apparatus for microplasma spray coating a portion of a compressor blade in a gas turbine engine A method and apparatus for microplasma spray coating a portion of a substrate, such as a gas turbine compressor blade, without masking any portions thereof. The apparatus includes a microplasma gun with an anode, cathode, and an arc generator for generating an elect... | 07/27/2010 |
| 7491907 | Plasma spray apparatus for applying a coating utilizing particle kinetics A plasma spray apparatus for applying a coating to an article, wherein the apparatus includes a cup shaped plasma nozzle and a main gas nozzle coaxially surrounding the exterior of the plasma nozzle forming a passage between the main gas nozzle and the plasma nozzle... | 02/17/2009 |
| 7432469 | Arc spraying torch head The invention provides an arc spraying torch head including: a pair of spray material guides attached to a head body so as to face forward and guiding a flexible wire-like spray material inserted therein; a main air nozzle attached to the head body, and jetting main... | 10/07/2008 |
| 7397013 | Plasma lineation electrode A plasma spray device is provided. The plasma spray device includes a plasma chamber region for having a plasma formed and a throat region coupled to the plasma chamber region. The throat region has an end surface and an axial bore. The axial bore is formed substant... | 07/08/2008 |
| 7371992 | Method for non-contact cleaning of a surface A flame torch can be used to clean the surface of a contact-sensitive object, such as a glass optic, extremely thin workpiece, or semiconductor wafer by providing a reactive precursor gas to the feed gases of the torch. Reactive atom plasma processing can be used to... | 05/13/2008 |
| 7365019 | Atmospheric process and system for controlled and rapid removal of polymers from high aspect ratio holes A system that generates an intense hot gas stream is described to etch a polymer on a substrate used in the manufacture of semiconductor and MEMS devices with no surface damage. The etching process is particularly useful to remove a polymer from relatively high aspe... | 04/29/2008 |
| 7345255 | Composite overlay compound A method of forming a composite overlay compound on a substrate includes forming a mixture including at least one component from a first group of component materials including titanium, chrome, tungsten, vanadium, niobium, and molybdenum. The mixture also includes a... | 03/18/2008 |
| 7342195 | Customizable ion fusion formation system and process A customizable ion fusion formation system and method is used to repair a targeted repair region of a workpiece with successive layers of feedstock material. The system includes a moveable positioning platform and a control platform positioned separate and apart fro... | 03/11/2008 |
| 7342196 | Plasma spraying apparatus and also a method for monitoring the condition of a plasma apparatus The invention relates to a plasma spraying apparatus (1) including a plasma torch (2) for heating up a spray powder (3) in a heating zone (4) and a metering unit (5) for metering the spray powder (3), the metering unit (5... | 03/11/2008 |
| 7329828 | Method for inert gas welding or inert gas soldering of workpieces comprising identical or different metals or metal alloys by means of an additional Zn/Al metal The invention relates to a method for inert gas welding or inert gas soldering of workpieces (A) made of steel, aluminum, magnesium, copper, or the alloys thereof with workpieces (B) made of steel, aluminum, magnesium, copper, or the alloys thereof by using an addit... | 02/12/2008 |
| 7326873 | Apparatus and methods for repairing tenons on turbine buckets Bucket tip tenons requiring refurbishment are removed from the bucket tips by grinding. Groups of buckets are clamped on a rotatable table in positions adjacent an induction heating coil and a robotic welding arm, respectively. While one group is preheated, the othe... | 02/05/2008 |
| 7301120 | Ion fusion formation process including precise heat input and temperature control An ion fusion formation method is used to manufacture a component from successive layers of feedstock material. A plasma stream is created by energizing a flowing gas using an arc electrode, the arc electrode having a variable magnitude current supplied thereto. The... | 11/27/2007 |
| 7259350 | Turbine component crack repair using cathodic arc and/or low pressure plasma spraying and HIP A method for repairing cracks in a metal part comprising the steps of providing a metal part having a crack, cleaning the crack to remove an oxide layer, depositing a repair alloy via at least one of cathodic arc deposition and low pressure plasma spraying to cover ... | 08/21/2007 |
| 7230203 | Protective cap for a contact pipe in a welding torch in addition to a welding torch equipped with said cap The invention relates to a protective cap for at least one contact pipe of a welding torch, the pipe or pipes having a respective bore for guiding and contacting a respective welding rod that is fed through the pipe or pipes. The cap comprises a housing consisting o... | 06/12/2007 |
| 7214413 | Method and device for generating an activated gas curtain for surface treatment The invention relates to a surface treatment device comprising: electrodes (24a, 24b) that are used to initiate an electric arc of stabilised plasma (14); a stabilising channel (12) which is disposed in a body (10) in... | 05/08/2007 |
| 7208046 | Spray coating apparatus and fixtures A system for applying a sprayed coating includes a spray mechanism operative to spray a liquefied coating material; a target system including a rotatable spray target wheel; and one or more device-holding fixtures configured to be mounted onto the spray target wheel... | 04/24/2007 |
| 7147719 | Double slit-valve doors for plasma processing In a substrate vacuum processing chamber, a second inner slit passage door apparatus and method to supplement the normal slit valve and its door at the outside of the chamber. The inner slit passage door, blocks the slit passage at or adjacent the substrate processi... | 12/12/2006 |
| 7132166 | Combustion, HVOF spraying of liquid crystal polymer coating on composite, metallic and plastics An embodiment of the present invention provides a protective layer which includes an aggregate of long chain molecules wherein each long chain molecule is randomly oriented and consistently entangled to adjacent long chain molecules throughout the aggregate of long ... | 11/07/2006 |
| 7124960 | Electric arc wire burner The invention relates to an electric arc wire burner for spraying an electric arc, comprising at least two burner tubes (3) for feeding electrodes which are embodied in the form of wire (5). Said electrodes are guided through the burner tube (3)... | 10/24/2006 |
| 7115832 | Microplasma spray coating apparatus A portable, hand-held microplasma spray coating apparatus comprises an anode, a cathode and an arc gas emitter disposed in a housing, and a powder feeding system, a cooling system and a power source connected to the apparatus. The powder feeding system, cooling syst... | 10/03/2006 |
| 7112758 | Apparatus and method for solution plasma spraying The apparatus for the thermal spray delivery of a precursor solution comprises a first solution reservoir, a second solution reservoir, singular or multiple atomizing liquid injector(s) disposed in fluid communication with the reservoirs, a flame source configured t... | 09/26/2006 |
| 7094987 | Hollow thermal spray electrode wire having multiple layers An electrode wire for use in a thermal spray process. The electrode wire is formed with a first layer of a first material formed as tubular outer layer and a second layer of a second material, different from the first material, formed as a tubular inner layer locate... | 08/22/2006 |
| 7049540 | Process and apparatus for cutting or welding a workpiece A metal jet cutting system, which includes a jetting heat, a heater and a power source, is used for modifying a workpiece. The jetting head includes a crucible and an inlet for receiving a feed stock of a conductive material. The heater melts the conductive material... | 05/23/2006 |
| 6994920 | Fusion welding method and welded article A fusion welding method is provided for fusion welding at juxtaposed interface surfaces a first member, for example made of a first metal based on at least one of Ru, Rh, Pd, and Pt, with a second member made of a second metal, for example a high temperature alloy b... | 02/07/2006 |
| 6987236 | Plasma powder welding device and its welding method A plasma powder welding device in this invention comprises a powder having an identical kind of main component as that of a work piece, a feeder feeding the powder to the work piece, a welding torch generating a plasma between itself and the work piece for focusing ... | 01/17/2006 |
| 6983893 | Arc metalizing unit A microprocessor controlled arc metalizing unit includes a wire cassette and a drive mechanism cassette engaged in a separable manner. By disengaging the wire cassette and drive mechanism cassette, an operator has much greater control of the unit since the wire load... | 01/10/2006 |
| 6963044 | Coating apparatus and processes for forming low oxide coatings A local environmental cell for a welding spray gun includes an annular ring having a top surface and a bottom surface, wherein the annular ring is adapted for attachment to an outer perimeter of the spray gun; and a plurality of fluid passageways radially disposed a... | 11/08/2005 |
| 6914210 | Method of repairing a stationary shroud of a gas turbine engine using plasma transferred arc welding A stationary shroud of a gas turbine engine made of a base metal is repaired by removing any damaged material from a flow-path region of the stationary shroud to leave an initially exposed base-metal flow-path surface; and applying a base-metal restoration overlying... | 07/05/2005 |
| 6875944 | Method for resistance welding/brazing a tube to a container A method for resistance welding/brazing a tube to a container. A tube is obtained having an axially-extending first portion and a tube form which extends transversely from the first portion. A container is obtained having an orifice. A support tool is obtained with ... | 04/05/2005 |
| 6821362 | Manufacturing method of auger An auger composed of an auger body integrally formed with a spiral blade and at its opposite ends with a pair of shaft portions is manufactured by the steps of forming annular recesses on the shaft portions in a cutting process, building up an anti-abrasive and anti... | 11/23/2004 |
| 6756083 | Method of coating substrate with thermal sprayed metal powder Methods for applying thermal coatings on substrates using a diffusion alloyed metal powder are provided. The powder comprises pre-alloyed iron base powder particles having molybdenum particles diffusion alloyed to the base powder particles. ... | 06/29/2004 |
| 6744005 | Method for producing shaped bodies or applying coatings The invention relates to a method for producing shaped bodies or applying coatings on workpieces. The aim of the invention is to produce shaped bodies which are structured in an almost arbitrarily three-dimensional manner or contoured coatings are allowed to be form... | 06/01/2004 |
| 6744006 | Twin plasma torch apparatus A twin plasma torch assembly includes two plasma torch assemblies supported in a housing. Each of the two plasma torch assemblies has an electrodes. Plasma gas is introduced into a processing zone around the two electrodes. A shroud gas is introduced to surround the... | 06/01/2004 |
| 6706993 | Small bore PTWA thermal spraygun The present invention provides a plasma transferred wire arc torch assembly that includes a monolithic block assembly that combines into a single component several features that have previously been separate components. The monolithic block of the present invention ... | 03/16/2004 |
| 6703579 | Arc control for spraying A thermal spraying system includes thermal spray material, an electrical energy thermal spraying device atomizing and spraying the thermal spray material, a power supply supplying electrical power to the spraying device, a sensor monitoring a power charac... | 03/09/2004 |
| 6686555 | Method for plasma jet welding A method for plasma jet welding by means of a free radio frequency-induced plasma beam wherein, the rf-induced plasma beam is generated by a procedure involving a second process gas into a tube so that it has a tangential flow component and the introducti... | 02/03/2004 |
| 6680456 | Ion fusion formation An ion fusion formation (IFF) system uses a plasma welding torch to create ions that heat feedstock for application at a deposition point. A plasma welding torch may use argon gas or the like in order to provide extremely hot ions that impact or collide w... | 01/20/2004 |
| 6680085 | Method and device for thermal spraying for the coating of surfaces The method for thermal spraying, especially of metals, for the coating of surfaces, wherein the material employed for coating is supplied in the form of a wire, molten and sprayed, uses a plasma arc.... | 01/20/2004 |
| 6669106 | Axial feedstock injector with single splitting arm A feedstock injector for connection to a source of heated gas comprises a converging channel extending from the upstream end to the downstream end of the injector. A splitting arm extends diagonally within the converging channel, the splitting arm compris... | 12/30/2003 |
| 6663013 | Arc thermal spray gun apparatus An arc spray gun has a pair of wire guides that guide two metal wires to an arc zone near the wire tips where an electric current through the wires effect an arc, thereby melting the wire tips. The wire guides are of a two-part design. One part is easily ... | 12/16/2003 |
