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A method of swing on a swing is disclosed, in which a user positioned on a standard swing suspended by two chains from a substantially horizontal tree branch induces side to side motion by pulling alternately on one chain and then the other.
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| Number | Title | Issue Date |
| 7410672 | Water-resistant porcelain enamel coatings and method of manufacturing same A water-resistant porcelain enamel coating and method of making the same is provided. The porcelain enamel coating is prepared using a borosilicate glass frit, and mill additions of silica and a zirconia compound. The mixture is applied to a metal substrate and fire... | 08/12/2008 |
| 7332199 | Thermal spraying of a piston ring The invention relates to a piston ring coated with a coating material by a thermal spray process, exposed to heat treatment of the coating material at an elevated temperature and for a time effective to at least partially diffuse the coating material into the piston... | 02/19/2008 |
| 7082827 | Leak detector An example of an apparatus for detecting the lowering of a top surface of a liquid includes a housing that has a housing hole, and an insertion member attached to the housing. A dowel is inserted into the housing hole, and a float is attached to the dowel. A detecto... | 08/01/2006 |
| 6821567 | Water-resistant porcelain enamel coatings and method of manufacturing same A water-resistant porcelain enamel coating and method of making the same is provided. The porcelain enamel coating is prepared using a borosilicate glass frit, and mill additions of silica and a zirconia compound. The mixture is applied to a metal substrate and fire... | 11/23/2004 |
| 6805968 | Members for semiconductor manufacturing apparatus and method for producing the same A member for a semiconductor manufacturing apparatus comprises a steel substrate and a composite oxide film formed on a surface thereof and comprised of silicon oxide-aluminum oxide-chromium oxide and a sintering aid. ... | 10/19/2004 |
| 6524725 | Enameled steel and process for enameling a zinc or zinc-alloy precoated steel surface Enameled steel and process for enameling a zinc or zinc-alloy precoated steel surface includes providing steel having a surface to be precoated and enameled; applying a zinc or zinc-alloy coating having a thickness ranging from 1 to 30 μm to the surface ... | 02/25/2003 |
| 6479104 | Cementitious ceramic surface having controllable reflectance and texture An article is fabricated with a ceramic surface having a controllable surface finish. In one form, the ceramic is applied as a coating to a substrate article. Preferably, an aqueous coating mixture of phosphoric acid, alumina powder, and cordierite powder... | 11/12/2002 |
| 6326063 | Method of production of self-fusing alloy spray coating member A member covered with a self-fluxing alloy sprayed coating is produced by previously forming a porous ceramic sprayed coating on a surface of a self-fluxing alloy sprayed coating prior to a refusing treatment of the coating formed on a substrate, heating ... | 12/04/2001 |
| 6284315 | Method of polishing diamond films An improved process for smoothing the surface of a diamond or diamond film comprises placing the surface of the diamond against the surface of a metal plate and heating the diamond and the plate to a temperature greater than the melting point of metal car... | 09/04/2001 |
| 6177201 | Porcelain enamel coating for high-carbon steel A porcelain enamel coating suitable for use on high-carbon content, heat-rolled sheet steel is provided. The coating includes a ground coat layer for coating directly onto the steel and a cover coat layer. The ground coat layer includes a soft ground coat... | 01/23/2001 |
| 6087013 | Glass coated high strength steel A high strength, high toughness glass coated steel composite material is provided which exhibits greatly increased ballistic properties over the uncoated steel. A borosilicate glass coating is fused onto the surface of the steel in a process which heats t... | 07/11/2000 |
| 6086726 | Method of modifying a surface The present invention provides a surface modification method that provides beneficial changes in surface properties, can modify a surface to a greater depth than previous methods, and that is suitable for industrial application. The present method compris... | 07/11/2000 |
| 6005044 | Coating composition applied to a substrate and containing ultra-fine TiO2 and methods of making and using same A coating composition is described which is applied to a substrate and contains ultra-fine TiO2. This coating composition contains from 0.5 to 30.0% by volume of colored pigment and/or carbon black, from 55.0 to 98.5% by volume binder solids an... | 12/21/1999 |
| 5776542 | Method of coating an iron-based structure and article produced thereby The invention relates to a method for forming a corrosion-resistant coating on a ferrous substrate comprising: mixing the coating components in the powdered form with water until all of the powder is in suspension; coating the selected exposed surfaces of... | 07/07/1998 |
| 5614261 | Predrawing treatment system A continuously advancing workpiece (e.g., a steel rod) is treated prior to size reduction by drawing. The rod is preheated and then a liquid (such as a borax solution) is applied to the surface of the rod. The preheating of the rod provides sufficient res... | 03/25/1997 |
| 5384165 | Method and apparatus to galvanize a ferrous substrate A ferrous strip is galvanized by establishing an electrostatic potential on the strip which is then submerged on a fluidized bed of powdered galvanizing material and then allowing the adhered galvanized powder to be carried by the strip to a reflow statio... | 01/24/1995 |
| 5266357 | Process for enamelling aluminum-coated steel plate and enamelled steel plate A process is disclosed for enamelling an aluminum-coated steel plate using a novel enamel slip. The enamel slip contains low-melting enamel frit, a high melting inorganic oxidic powder, and an oxide of copper or iron.... | 11/30/1993 |
| 5260099 | Method of making a gas turbine blade having a duplex coating A stainless steel gas turbine engine compressor blade is protected against corrosion by providing a thin sacrificial coating in the form of a coherent aluminum body in electrically-conducting contact with the blade surface, then overcoating the aluminum c... | 11/09/1993 |
| 5240742 | Method of producing metal coatings on metal powders Methods for manufacturing compressible and sinterable metal-coated metal powders are provided by this invention which include contacting core metal particles with a sol of a precursor of a coating metal. The sol has a viscosity of from about 10-104 | 08/31/1993 |
| 5208071 | Method for aluminizing a ferritic workpiece by coating it with an aqueous alumina slurry, adding a halide activator, and heating An improved method for aluminizing a ferritic material by forming an aqueous aluminum slurry composition, applying the aqueous aluminum slurry composition to the ferritic material to form a coating, adding a halide activator to the coated ferritic materia... | 05/04/1993 |
| 4935073 | Process for applying coatings of zirconium and/or titantuim and a less noble metal to metal substrates and for converting the zirconium and/or titanium to an oxide, nitride, carbide, boride or silicide Protective coatings are applied to substrate metals by coating the metal surface, e.g. by dipping the substrate metal in a molten alloy of the coating metals, and then exposing the coating at an elevated temperature to an atmosphere containing a reactive ... | 06/19/1990 |
| 4927664 | Process for applying electrically insulative layers A process for applying an electrically insulative layer on a metal surface which comprising suspending an electrically insulative powder in a highly volatile solvent by ultrasonic vibration to give a suspension, applying said suspension on the surface of ... | 05/22/1990 |
| 4888114 | Sintered coating for porous metallic filter surfaces A process for forming a filter and the product filter are disclosed. The filter uses a porous metal substrate, preferably in the form of a tube, preferably formed of stainless steel particles having a diameter of from 30 to 100 micrometers and a pore size... | 12/19/1989 |
| 4861625 | Method of manufacturing a thermal printing head having a partially-glazed ceramic substrate A method of manufacturing a partially-glazed ceramic substrate for use in a thermal printing head. A ceramic substrate having a surface roughness of 0.2 μm or less is provided. Subsequently, a glaze is applied to the ceramic substrate to form raised glaz... | 08/29/1989 |
| 4857116 | Process for applying coatings of zirconium and/or titanium and a less noble metal to metal substrates and for converting the zirconium and/or titanium to a nitride, carbide, boride, or silicide Protective coatings are applied to substrate metals by coating the metal surface, e.g. by dipping the substrate metal in a molten alloy of the coating metals, and then exposing the coating at an elevated temperature to an atmosphere containing a reactive ... | 08/15/1989 |
| 4811701 | Coated valve for internal combustion engine A coated valve, in particular an inlet valve for internal combustion engines, is provided, which is provided with a deposit preventing layer containing cerium (IV) oxide. A process for coating a valve with the deposit preventing layer containing cerium (I... | 03/14/1989 |
| 4793968 | Surface modified powder metal parts and methods for making same A sintered metal part which has a pressed and sintered core; the part is coated with a sintered metal surface layer; the layer has a property different from that of the metal part; the interior regions of the core are free of the metal constituting the co... | 12/27/1988 |
| 4746533 | Process for coating a metallic surface with a vitreous enamel Metallic surfaces are coated with vitreous enamel by a process in which a cleaning pretreatment of the metal surface to remove surface oil is not required. An enamel-forming material is applied to metal surface coated with a polybutene as the surface oil.... | 05/24/1988 |
| 4731261 | Method for coating a metal covered with metal oxide film with refractory metal oxide A coating method comprising coating a metal having a metal oxide film with a refractory metal oxide using an aqueous slurry containing said refractory metal oxide, which is characterized in that said refractory metal oxide has an average particle diameter... | 03/15/1988 |
| 4707385 | Method for directly enameling steel parts using a single enamel coating The invention concerns a method for firing enamel on steel parts, especially on steel sheet of aluminum stabilized continuous cast steel material, as well as an enameling oven with a firing zone and an entry zone serving as a prewarming zone for the carry... | 11/17/1987 |
| 4613516 | Bonding of bioactive glass coatings The adherence of a bioactive glass coating to a metal substrate is improved by applying said glass to said substrate in admixture with at least one of cobaltic oxide, cobaltous oxide, nickel oxide or manganese oxide, and firing the coated substrate at at ... | 09/23/1986 |
| 4568572 | Method of forming an alumina coated substrate A method for coating a substrate with alumina which comprises contacting a substrate with a supersaturated aqueous alkali aluminate solution having an alkali metal hydroxide concentration ranging from 0.75 to 1.5 molar and an aluminum to alkali mole ratio... | 02/04/1986 |
| 4564537 | Process for depositing a silica coating on a metal surface Silica may be deposited on metal surfaces e.g. on heat exchanger surfaces to reduce undesirable deposits by the following aqueous process. Finely divided moist silicic acid of defined particle size is mixed with hot (e.g. at least 98.5° C.) pure water fo... | 01/14/1986 |
| 4533573 | Anti-scaling or marking composition for application to metal products and method of making and using the composition A composition is provided for use as an anti-scaling coating or to produce legible markings on metal products. The composition includes solids of from about 30 to 50 parts by weight of an opacifying pigment, from about 43 to 58 parts by weight of a water ... | 08/06/1985 |
| 4529626 | Inhibition of carbon accumulation on metal surfaces Disclosed herein is a method for protecting a metal surface against carbon accumulation wherein the metal surface is one which is susceptible to carbon accumulation when exposed to an environment in which carbon-containing gases are undergoing decompositi... | 07/16/1985 |
| 4515862 | Coated surfaces capable of decomposing oils The present invention provides a coated metal substrate useful for decomposing cooking residues, e.g. oils through a gasification cracking reaction by providing a specific catalytic surface. The catalyst is at least one of Group 1A or 2A oxides or compoun... | 05/07/1985 |
| 4471027 | Coated surfaces capable of decomposing oils The present invention provides a coated metal substrate useful for decomposing cooking residues, e.g. oils through a gasification cracking reaction by providing a specific catalytic surface. The catalyst is at least one of Group 1A or 2A oxides or compoun... | 09/11/1984 |
| 4460630 | Method of forming porcelain enamels on aluminized steel In a method of forming porcelain enamel layer on a metal substrate, the method comprises steps of applying a first coating for an underlying ground layer and a second coating for overlying self-cleaning layer or coloring layer, and the method is character... | 07/17/1984 |
| 4427721 | Method of coating steel substrates to reduce carbonaceous deposition thereon Carbonaceous deposition on the surface of steel cracker tubes in chemical plant for the thermal cracking of hydrocarbons is a serious problem. It is met, in the invention, by providing the surface with a refractory oxide coating by contacting the surface ... | 01/24/1984 |
| 4410598 | Process for preparation of insulating coatings upon steel Steel products may be coated with an insulating composition by a process which involves coating a uniform layer of finely ground glass powder on the steel and burning it at temperatures ranging from 700°-1000° C. Following, a paste comprising a mixture ... | 10/18/1983 |
