Did You Know...
...that Kleenex tissue was originally designed to be a gas mask filter? It was developed at the beginning of World War I to replace cotton, which was then in short supply as a surgical dressing.
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| Number | Title | Issue Date |
| 6560869 | Method for producing a connecting rod eye In the particular embodiments described in the specification, bearing material is applied to the bearing surface of a connecting rod eye by thermal spraying of the bearing material such as by plasma coating. In a particular embodiment the large connecting... | 05/13/2003 |
| 6305077 | Repair of coated turbine components A gas turbine engine hot section component having a ceramic thermal barrier coating is repaired by removing the ceramic thermal barrier coating, removing oxidation products and corrosion products from the metallic bond coating beneath the ceramic thermal ... | 10/23/2001 |
| 6282785 | Torque converter blades brazed to a housing using a magnetic heating process A method for making a torque converter includes the steps of forming a blade having a tab extending outward from the blade and along a portion of a length of the blade. A recess is formed in the housing sized to receive the first tab. The recess defines a... | 09/04/2001 |
| 6243948 | Modification and repair of film cooling holes in gas turbine engine components A method for modifying cooling holes in a gas turbine engine film-cooled component by machining cooling hole outlets to enlarge the outlets and remove any portion of the cooling hole walls which might exhibit cracks.... | 06/12/2001 |
| 6240626 | Pressing device A pressing device for joining workpieces has a pressing tool and a motorized drive for actuation of the pressing tool over a pressing distance, as well as a control device which has a drive control device for influencing the drive. The drive control devic... | 06/05/2001 |
| 6219914 | Process for producing a cylinder with a bulge A process for producing a cylinder having at least one longitudinally extending outward bulge and a steel base, for a piston-cylinder unit. The process including the steps of initially machining a round input ingot to size, the ingot having a length, subs... | 04/24/2001 |
| 6216343 | Method of making micro channel heat pipe having corrugated fin elements A corrugated fin heat pipe and method of fabrication. The micro channel heat pipe includes a tubular housing split longitudinally into two halves. A pair of corrugated fin elements defining a plurality of adjacent closed and open micro capillary channels ... | 04/17/2001 |
| 6209203 | Method for making nozzle array for printhead A method for making a nozzle plate for an inkjet printer by laser ablating a nozzle plate material. The method includes the steps of a) determining a plurality of desired nozzle hole locations, b) ablating the area of the nozzle plate material surrounding... | 04/03/2001 |
| 6203668 | Device for fastening a roll to a frame of a paper machine A device for fastening a roll to the frame construction in a paper machine, paper finishing machine, or equivalent, wherein the ends of the roll are provided with bearings. The bearing housings of the bearings, or fastening bases formed onto the bearing h... | 03/20/2001 |
| 6199278 | Method and apparatus of inserting occluder(s) in heart valve prostheses A method whereby one or more occluders are inserted in the housing of a prosthetic heart valve by compressing the housing of the prosthetic heart valve at four discrete locations, thereby causing the housing to deform sufficiently for insertion of occlude... | 03/13/2001 |
| 6196957 | Insulating roll An insulating roll is provided which is constructed with a roll body formed of a plurality of inorganic material-derived discs laminated with each other and positioned axially of and around a metal conduit, and a heat-resistant metal tube disposed integra... | 03/06/2001 |
| 6195888 | Counterweight for hermetic compressors A hermetic compressor assembly having a housing having disposed therein an electric motor including a stator and a rotor drivingly attached to a crankshaft having an eccentric portion, and a compression mechanism operatively coupled to the crankshaft ecce... | 03/06/2001 |
| 6183405 | Roller wheel device for supporting heavy object A roller device has a bearing axle and a wheel rotatably mounted to the axle in a roller housing. A lifting device is connected to the axle and wheel and is movable to raise and lower the wheel out of and into a travelling plane. A supporting device is fi... | 02/06/2001 |
| 6178638 | Fabrication method for a flange-type ball valve A fabrication method for an improved structure practical forged one-piece flange-type ball valve that consists of the forging the initial two blanks of the water inlet seat and the ball valve seat for a one-piece flange-type ball valve, based on the bluep... | 01/30/2001 |
| 6173496 | Embossing system including sleeved rolls A system for embossing a substantially continuous web of material including a supply for supplying at least one substantially continuous web of material, feeding the substantially continuous web of material, an embossing device for embossing a predetermin... | 01/16/2001 |
| 6170157 | Determinant spar assembly A method and apparatus for manufacturing wing spars includes a fixture that holds spar webs for drilling and edge trimming by accurate numerically controlled machine tools using original numerical part definition records, utilizing spatial relationships b... | 01/09/2001 |
| 6167618 | Method for repairing vertical welds in a boiling water reactor shroud using a clamp with eccentric pins A method of repairing a crack in a boiling water reactor shroud with a clamp having pins eccentrically mounted on disks connected by a structural member includes inserting the pins into openings formed in the shroud on opposite sides of the weld and turni... | 01/02/2001 |
| 6167623 | Press roll with a ceramic coating, method for manufacturing the same and coating composition A press roll for a paper or board machine, a method for manufacturing a roll for a paper or board machine and a coating composition for a roll which enable the roll to endure difficult corrosion conditions. An adhesion/corrosion-protection layer having a ... | 01/02/2001 |
| 6163947 | Method of making a hollow-tube brachytherapy device A method of making a novel brachytherapy device is disclosed. The device is formed from a hollow-tube-shaped seed-substrate, allowing the easy association of the device with suture material. This shape minimizes the chance of migration of implanted seeds ... | 12/26/2000 |
| 6159135 | Work roller for use in deep rolling process of crankshafts or like products A process for manufacturing an upper work roller for use in the deep rolling of crankshafts includes the steps of: rough sawing tool steel to form a generally cylindrical wafer, heat treating the wafer to provide it with a desired hardness, grinding of th... | 12/12/2000 |
| 6158121 | Method and apparatus for making a recuperator cell Circular recuperators are used to increase the efficiency of gas turbine engines. The present circular recuperators is made of a plurality of cells. Each of the plurality of cells includes a plurality of components, such as, a plurality of sheets, a plura... | 12/12/2000 |
| 6154941 | Crankshaft thrust face burnisher and method A burnisher for use with a lathe or production machine to burnish opposing thrust faces of a crankshaft laterally fixed and rotatably driven thereby. The tool of the burnisher has a plurality of opposing burnishing rollers that operatively engage under op... | 12/05/2000 |
| 6154961 | Method for manufacturing an water hammer arrester Methods for manufacturing a water hammer arrester having an endurance against pressure of a fluid as well as excellent productivity. There is provided Methods for manufacturing a water hammer arrester comprising steps of: deforming plastically an end of a... | 12/05/2000 |
| 6154958 | Method of making piston rings A method of making piston rings includes the following steps: forming a base body on a mandrel by thermally spraying a metal on the mandrel; applying a low-friction coating to the base body; removing the base body from the mandrel; and cutting rings from ... | 12/05/2000 |
| 6151777 | Method of manufacturing a blank raw material for a hose end fitting A method of manufacturing a blank raw material for a hose end fitting includes several steps, The method includes providing a rod-shaped material having a socket end and a screw-connecting end, and forming at the socket end of the rod-shaped material a pi... | 11/28/2000 |
| 6148519 | Apparatus for installing a packing material in a muffler assembly; and methods thereof A process for installing a fiber wrap or a packing material in a tubular construction, for example a muffler assembly, includes a step of compressing a mat of packing material by removing at least a portion of air from the mat of packing material. The mat... | 11/21/2000 |
| 6148518 | Method of assembling a rotary machine A method for assembling a rotary machine, such as a gas turbine engine, having rotor elements and associated seal lands. Various details of the method are developed for facilitating assembly of the rotary machine that are, in one embodiment, applicable to... | 11/21/2000 |
| 6148517 | Repair of turbine exhaust case A process is provided for repairing the horizontal mount area of a JT9D turbine exhaust case having two mounting flanges by inspecting the horizontal mount area, weld repairing any defects found in the case wall and installing a reinforcement brace onto t... | 11/21/2000 |
| 6149563 | Calender A calender which includes a deflection-controlled roller with a rotating hollow cylinder and a non-rotating cross-head. Hydrostatic supporting elements on the cross-head can be radially displaced towards the inside circumference of the hollow cylinder, an... | 11/21/2000 |
| 6148515 | Method of bonding aluminum members The method of the present invention comprises the steps of: providing a first aluminum member and a second aluminum member to be bonded to each other; forming a zinc alloy soldering layer on the surface while applying ultrasonic vibration to any one of the fir... | 11/21/2000 |
| 6146320 | Conductive roll A conductive roll available at low cost and superior both in moldability and compression set and having small dispersion or fluctuation in electrical resistance includes a shaft and a base rubber layer formed on a peripheral surface of the shaft, the base... | 11/14/2000 |
| 6145194 | Method for repairing a shrink-fitted turbine disc A method for repairing a shrink-fitted turbine disc without removing the disc from the shaft. The method is composed of two basic steps: (1) depositing one or more weld layers in a vicinity of a defective region of the disc using a temperbead welding proc... | 11/14/2000 |
| 6141863 | Force-controlled robot system with visual sensor for performing fitting operation A force-controlled robot system with a visual sensor capable of performing a fitting operation automatically with high reliability. A force sensor attached to a wrist portion of a robot detects force in six axis directions for force control, and transmits... | 11/07/2000 |
| 6142922 | Conductive roller A conductive roll to be used as a developing roll, a charging roll, a transfer roll or the like in an electrophotographic apparatus such as a copying machine, a printer or a facsimile, of the present invention comprises a base rubber layer formed on a per... | 11/07/2000 |
| 6141854 | Belt-line window molding A method of assembling a belt-line window molding for a motor vehicle door comprising i) a main body including a resilient window sealing structure constructed and arranged to seal a gap between the motor vehicle door and the motor vehicle window, and a m... | 11/07/2000 |
| 6141873 | Method of manufacture of multi-layer roll having compliant PTFE top layer from a fibrillated PTFE membrane A micro-compliant roll having a PTFE top layer on a silicone rubber baselayer bonded to a metallic insert is provided. The roll with PTFE top coat is heated under pressure to a temperature below the PTFE crystalline melting point and quenched to provide a... | 11/07/2000 |
| 6141861 | Apparatus and method for control of roller chain assembly An improved assembly apparatus and method of assembling workpieces together. The apparatus includes a drive linkage with a linearly movable ram for pushing one workpiece toward the other. The drive linkage also includes a rotatable drive train. In the imp... | 11/07/2000 |
| 6141874 | Window frame welding method A frame member is extruded from a composite material including plastic and wood fiber. A plastic end cap is sonically welded to a cut end of the frame member despite the presence of wood fiber at the interface.... | 11/07/2000 |
| 6138353 | Method for repairing vertical welds in a boiling water reactor shroud A method of repairing a crack in a boiling water reactor shroud includes forming a pair of slots in the shroud on opposite sides of the crack in angled relation to one another so that the lateral spacing between the slots increases in a direction parallel... | 10/31/2000 |
| 6138352 | Method of manufacturing an extruded, tiered high fin density heat sink An extruded, tiered high fin density heat sink (10) uses extruded first base, second base and bridging elements (12, 16, 14) having an arrangement of closely spaced, parallel fins (20, 26, 32, 38) and recesses (22, 28, 34, 40) for receiving opposing fins ... | 10/31/2000 |
