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4700450 |
Preparation and renovation of a fusion roller for a xerographic machine, fusion roller and vulcanizable composition
The invention relates to a method of preparation of an outer cover of a fusion roller for a xerographic machine, this cover being constituted by a homogeneous layer covering a hollow metal core...
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4694558 |
Bimetal thermostats and method of manufacture
Ferrous bimetals bearing easily read indicia and methods of making them. The bimetals of the present invention have a transparent oxide coating of a controlled thickness in the interference range...
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4691432 |
A method of making a reinforced hard porous ink roll assembly
A reinforced hard porous ink roll assembly and a method of making same. The ink roll assembly of the invention comprises a hard porous material suitable for inking, the improvement comprising a...
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4685185 |
Method of manufacturing an ink jet head
An aperture plate for an ink jet head is formed by micro electrical discharge machining one surface of the plate to form a dimple-like recess with a relatively wide flat base. An aperture is then...
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4677721 |
Method for fabricating an elastomeric bearing assembly
The article and method of manufacturing of a bearing assembly wherein the assembly has an inner cylindrical elastomeric sleeve reinforced with at least one ply of a fiber reinforced rubber adhered...
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4675965 |
Method for manufacturing a pipe part from fibre-reinforced thermosetting synthetic material
In the manufacture of a pipe part from fibre-reinforced thermosetting resin, such as a T-piece, preformed pipe parts made of fibre-reinforced thermosetting resin are placed on a mandrel defining...
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4675973 |
Method of making a bingo chip
A bingo chip comprises a transparent chip body having opposed faces, and a ferromagnetic ring. The ferromagnetic ring extends adjacent substantially the entire outer periphery of the chip body and...
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4672727 |
Method of fabricating film cooling slot in a hollow airfoil
In the fabrication of a hollow airfoil having a longitudinally extending slot in the airfoil wall with the slot outlet at the external surface of the airfoil, a metering passage extending from the...
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4671746 |
Base component for a fluid transfer device and method of making the component
A base component for a fluid transfer device such as a hydraulic hand pump, cylinder or valve and a method of making the base component for such a device. The base component includes first and...
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4665601 |
Method of assembly of ferritic stainless steel tubes to a carbon steel tube-plate
Assembly device of tubes of low carbon ferritic stainless steel having 17 to 18.5% by weight of chromium on a tube-plate of carbon steel. It includes a first overlay of low carbon austenitic...
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4658500 |
Apparatus for fabricating a plain (sliding) bearing
In a sliding bearing, a metallic layer is coated on a bearing base bush and is provided with grooved or helical or crossing indentations with intermediate elevations. Applied in a uniform manner...
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4656711 |
Method for determining piston form for an internal combustion engine
The disclosure is directed to an improved method of determining a configuration or form of a piston employed for an internal combustion engine, based on investigations into and finding of a novel...
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4656722 |
Method of forming a decorative panel of molded plastic
An improved method of forming a decorative panel of molded plastic comprising the steps of constructing a form having a detailed masonry surface; covering the detailed surface with a mold release...
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4642863 |
Manufacturing method for hollow metal airfoil type structure
A process is set forth for making a structure formed of at least two metallic workpiece sections each formed of a reactive metal. A mandrel having a nonreactive surface is sandwiched between the...
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4642212 |
Method for locating a precision robotic base component
A robotic base compartment has an interior locating surface. A plurality of pins extend squarely from the locating surface. The pins are located by pre-assembly machining and the extending pin...
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4630351 |
Making clad seamless pipes
Rounds are clad by weld-depositing austenitic materials on the outside and, subsequently, an axial bore is drilled, followed by extrusion or cold-pilger-rolling or both. The cladding layer and the...
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4627263 |
Method of and apparatus for making spacers for use in multiple-pane windows or the like
Elbows in tubular blanks which are filled with a desiccant are formed by clamping a blank at one side of the intended locus of the elbow, by bending the blank at the other side of the intended...
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4623087 |
Application of coatings to articles
It is known to apply coatings which have desired characteristics, e.g., wear resistance, thermal barrier capabilities anti-oxidation, to articles the material of which does not have the desired...
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4617717 |
Composite member comprising metallic sheet bent to be arcuate in section and rigid synthetic resin coating
A length composite member comprising a metallic sheet and a rigid synthetic resin coating is bent to be arcuate in transversal section. The thickness of the metallic sheet of such composite member...
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4614022 |
Method for forming multi-laminate core assembly
A method of forming a laminate core of a multiplicity of magnetic plates in a stack, including the steps of assembling the plates and applying a strip of adhesive to a surface of the stack. The...
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4610320 |
Stabilizer blade
A method is disclosed for applying hard tungsten carbide particles to the surface of metal stabilizers used in the drilling of oil, gas, geothermal and water wells. The process consists of applying...
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4607512 |
Process for manufacturing a cookery vessel
A process for manufacturing a cooking vessel is disclosed wherein a vessel is formed by applying an enamel coating to a central part of a flat metal disc blank, the enamel coating is baked, a...
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4606779 |
Method of producing a magnetic material wire
A magnetic material wire is composed of a core of magnetic material having a Curie point of 70° to 250° C. and a high conductive metal sheathing of a uniform thickness covering the core. The...
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4603460 |
Method for manufacturing a heat exchanger
A method of manufacturing a heat exchanger in which a laminate prepared by laminating many sheets one upon another so that the neighboring sheets may be formed with bonded portions and non-bonded...
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4595603 |
Method of making diamond heatsink assemblies
A method of making a diamond heatsink includes securing a number of spaced diamonds to a sacrificial plate and then metallizing them with, for example, a thin layer of gold, silver, copper or...
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4589187 |
Method of manufacturing an insulating coupling for drill collars
An insulating coupling for drill collars and a method of manufacture thereof are presented wherein the coupling consists of an electrically insulating ceramic coating applied in thickness from...
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4586226 |
Method for fabricating a small-orifice fuel injector
A method for forming small-orifices 20 in the face plate 10 of an injector 12, especially a liquid propellant injector for a rocket engine. A stainless steel base plate is given a first layer 28 of...
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4585091 |
Apparatus for repairing or protecting an engine exhaust system
Apparatus for and a method of repairing or protecting an exhaust box or pipe of a motor vehicle are described. The apparatus comprises a flexible sheet having an outer stainless steel layer and an...
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4575915 |
Method of forming a composite container
This relates to the forming of a blow molded polyester container wherein a bottle having a conventional upper neck portion and an intermediate body is provided with a lower portion which includes...
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4536932 |
Method for eliminating low cycle fatigue cracking in integrally bladed disks
Stress relief for the rim of an integrally bladed rotor made from a forging preform is provided by forming a plurality of radially extending circumferentially spaced-apart slots around the...
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4537742 |
Method for controlling dimensions of RSPD articles
A method is provided for forming articles from difficult to fabricate materials with precise internal dimensions. The article is first formed to approximate dimensions as a body using the material...
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4531273 |
Method for fabricating graphite filled sintered metal seats for ball valves
A valve seat for ball valves comprises a ring-shaped or annular body fabricated of sintered metal particles having interparticulate spaces which are substantially completely filled with graphite....
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4523365 |
Method of manufacturing bearing blocks
A method of manufacturing a bearing block comprises flame spraying a light alloy layer on to the outside of an antifriction alloy bush, to build up the block to required outer dimensions. The...
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4519119 |
Method of manufacturing a piston for a swash plate type compressor
A piston for a swash plate type compressor is disclosed in which a plurality of similar pistons are reciprocated to provide a compressing operation by means of a swash plate which is mounted on the...
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4494294 |
Method of manufacture of hydraulic cylinders utilizing bronze overlays for engaging surfaces
The method of manufacture of a hydraulic cylinder in which a piston for the cylinder is formed from a steel workpiece which is rotated and a bronze overlay fused into its surface while it is...
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RE31767 |
Method and apparatus for making shaped articles from sprayed molten metal or metal alloy
A method and apparatus for manufacturing a shaped precision article from molten metal or molten metal alloy wherein a gas atomized stream of molten metal or molten metal alloy is directed at a...
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4467515 |
Method of finishing aluminum sheets
A method of finishing a rectangular sheet of bright aluminum to provide a central rectangular portion surrounded on its four sides by a brushed satin border. The method of the invention includes...
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4423544 |
Method of making composite gasket
A method of making a composite gasket. A composite gasket is formed from an annular coiled strip of heat-resistant core material having a metallic tanged core and a facing layer, as of a mica-based...
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4407358 |
Light-weight cross-flow heat exchanger unit
A cross-flow heat exchanger unit comprising a plurality of corrugated film elements stacked in alternating layers such that the ridges and grooves of each film element extend transversely to those...
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4406045 |
Warning reflector
A warning reflector construction is provided comprising a transparent plate having a rear surface opposite a light-entrance surface. The rear surface comprises torus surfaces arranged side-by-side...
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4387492 |
Plated jacket soft point bullet
A method for making a plated soft nose bullet and the product resulting therefrom, wherein a core is formed of a deformable first metal and the entire core is then covered with a second metal by an...
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4387498 |
Method for making helically wound surface-coated tubes, and apparatus for carrying out this method
A method of making a multi-layer tube includes the steps of pre-heating two elongate metal strips and bending each to a substantially arcuate curvature. Each strip is then wound helically with...
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4378626 |
Cooled mirror construction by chemical vapor deposition
A cooled mirror for high power optical systems is fabricated by chemical vapor deposition of material on coolant tube forms.
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4378402 |
Surfacing compositions, methods and resulting products
A composition for producing surface layers on wood or other substrates is formed from diatomite, expanded perlite, chopped glass fibers and a thermosettable resin mixed in specified amounts to...
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4372905 |
Method of forming a pipe socket
The invention relates to a method of forming a pipe socket having a sealing ring (8) at the inner surface of the pipe socket wall. The sealing ring has a fastening portion (16) and a sealing...
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4366018 |
Method and apparatus for producing intramural wax seals between the compartments of multimedia tubes
A plastic tubular member, open longitudinally along one side, is compartmented across its width to receive a plurality of media for supporting different bacteria cultures; and is equipped with an...
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4360961 |
Method of welding lined pipe
The ends of two sections of lined pipe (e.g. polyurethane lined steel pipe), in which the lining terminates a definite distance from each pipe end, are butted together, with an internal concentric...
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4355448 |
Trim and producing method thereof
A channel-shaped trim having a longitudinally extending opening for embracing and clamping an edge flange of a support member and a method for producing such a trim. The trim is comprised of a core...
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4345363 |
Method of continuously making flexible, heat insulated metal tubing
Extruded, drawn and coiled copper tubing with wall thickness of 0.7 to 2 mm is soft annealed, straightened and jacketed in an extruder with a blend of polyvinyl chloride, chalk, a plasticizer and...
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4345961 |
Corrosion resistant valve construction
A valve, such as a butterfly valve having an offset closure vane and stub shafts for operating the vane in the flow passage of the body, has all exposed and/or potentially vulnerable metal surfaces...
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